[lacnog] Weekly Global IPv4 Routing Table Report
Routing Table Analysis Role Account
cscora en apnic.net
Vie Ago 21 15:05:45 -03 2026
This is an automated weekly mailing describing the state of the Global
IPv4 Routing Table as seen from APNIC's router in Japan.
The posting is sent to APOPS, NANOG, AfNOG, SANOG, PacNOG, SAFNOG
UKNOF, TZNOG, MENOG, BJNOG, SDNOG, CMNOG, LACNOG and the RIPE Routing WG.
Daily listings are sent to bgp-stats en lists.apnic.net.
For historical data, please see https://thyme.apnic.net.
If you have any comments please contact Philip Smith <pfsinoz en gmail.com>.
IPv4 Routing Table Report 04:00 +10GMT Sat 22 Aug, 2026
IPv4 BGP Table (Global) as seen at Japan.
Report Website: https://thyme.apnic.net
Detailed Analysis: https://thyme.apnic.net/current/
Analysis Summary
----------------
BGP routing table entries examined: 1069807
Prefixes after maximum aggregation (per Origin AS): 410039
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 528005
Number of IPv4 prefixes with a valid ROA: 734150
Number of IPv4 prefixes with an invalid ROA: 1492
Number of IPv4 prefixes with no ROA: 334165
Total ASes present in the Internet Routing Table: 79127
Prefixes per ASN: 13.52
Origin-only ASes present in the Internet Routing Table: 68012
Origin ASes announcing only one prefix: 27743
Transit ASes present in the Internet Routing Table: 11115
Transit-only ASes present in the Internet Routing Table: 598
Average AS path length visible in the Internet Routing Table: 4.7
Max AS path length visible: 69
Max AS path prepend of ASN (269326) 61
Prefixes from unregistered ASNs in the Routing Table: 1260
Number of instances of unregistered ASNs: 1299
Number of 32-bit ASNs allocated by the RIRs: 50926
Number of 32-bit ASNs visible in the Routing Table: 41430
Prefixes from 32-bit ASNs in the Routing Table: 238897
Number of bogon 32-bit ASNs visible in the Routing Table: 106
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 517
Number of addresses announced to Internet: 3120744448
Equivalent to 186 /8s, 2 /16s and 200 /24s
Percentage of available address space announced: 84.3
Percentage of allocated address space announced: 84.3
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.6
Total number of prefixes smaller than registry allocations: 351046
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 293290
Total APNIC prefixes after maximum aggregation: 84711
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 279775
Unique aggregates announced from the APNIC address blocks: 109245
APNIC Region origin ASes present in the Internet Routing Table: 15334
APNIC Prefixes per ASN: 18.25
APNIC Region origin ASes announcing only one prefix: 4740
APNIC Region transit ASes present in the Internet Routing Table: 2018
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 37
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10917
Number of APNIC addresses announced to Internet: 749293184
Equivalent to 44 /8s, 169 /16s and 78 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-155961
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 309488
Total ARIN prefixes after maximum aggregation: 138868
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 307824
Unique aggregates announced from the ARIN address blocks: 150677
ARIN Region origin ASes present in the Internet Routing Table: 19514
ARIN Prefixes per ASN: 15.77
ARIN Region origin ASes announcing only one prefix: 7169
ARIN Region transit ASes present in the Internet Routing Table: 1908
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 34
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5747
Number of ARIN addresses announced to Internet: 1350062080
Equivalent to 80 /8s, 120 /16s and 80 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-404380
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
54/8, 55/8, 56/8, 63/8, 64/8, 65/8, 66/8,
67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8,
74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8,
100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8,
131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8,
139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8,
148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8,
159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8,
167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8,
184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8,
207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 296920
Total RIPE prefixes after maximum aggregation: 147270
RIPE Deaggregation factor: 2.02
Prefixes being announced from the RIPE address blocks: 302466
Unique aggregates announced from the RIPE address blocks: 197290
RIPE Region origin ASes present in the Internet Routing Table: 29749
RIPE Prefixes per ASN: 10.17
RIPE Region origin ASes announcing only one prefix: 12305
RIPE Region transit ASes present in the Internet Routing Table: 4043
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 36
Number of RIPE region 32-bit ASNs visible in the Routing Table: 13763
Number of RIPE addresses announced to Internet: 749704576
Equivalent to 44 /8s, 175 /16s and 149 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-219547
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
53/8, 57/8, 62/8, 77/8, 78/8, 79/8, 80/8,
81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8,
88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8,
95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8,
185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8,
217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 131199
Total LACNIC prefixes after maximum aggregation: 31417
LACNIC Deaggregation factor: 4.18
Prefixes being announced from the LACNIC address blocks: 125356
Unique aggregates announced from the LACNIC address blocks: 51317
LACNIC Region origin ASes present in the Internet Routing Table: 11478
LACNIC Prefixes per ASN: 10.92
LACNIC Region origin ASes announcing only one prefix: 2780
LACNIC Region transit ASes present in the Internet Routing Table: 2598
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 69
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9566
Number of LACNIC addresses announced to Internet: 168154368
Equivalent to 10 /8s, 5 /16s and 213 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-275868 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 37650
Total AfriNIC prefixes after maximum aggregation: 7035
AfriNIC Deaggregation factor: 5.35
Prefixes being announced from the AfriNIC address blocks: 53869
Unique aggregates announced from the AfriNIC address blocks: 19043
AfriNIC Region origin ASes present in the Internet Routing Table: 2071
AfriNIC Prefixes per ASN: 26.01
AfriNIC Region origin ASes announcing only one prefix: 749
AfriNIC Region transit ASes present in the Internet Routing Table: 382
Average AfriNIC Region AS path length visible: 5.3
Max AfriNIC Region AS path length visible: 54
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1437
Number of AfriNIC addresses announced to Internet: 103247616
Equivalent to 6 /8s, 39 /16s and 111 /24s
AfriNIC AS Blocks 36864-37887, 327680-330751 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
9808 14211 8919 105 CHINAMOBILE-CN - China Mobile Communicati
7545 5841 832 279 TPG-INTERNET-AP - TPG Telecom Limited, AU
4538 5072 4192 74 ERX-CERNET-BKB - China Education and Rese
9498 5070 559 341 BBIL-AP - BHARTI Airtel Ltd., IN
18403 4611 347 24 FPT-VN - FPT Telecom Company, VN
7552 4027 1331 24 VIETEL-AS-AP - Viettel Group, VN
7713 3655 1043 65 telkomnet-as-ap - PT Telekomunikasi Indon
56046 3620 887 178 CMNET-Jiangsu-AP - China Mobile communica
45899 3405 1868 99 VNPT-AS-VN - VNPT Corp, VN
140292 3256 342 1864 CHINATELECOM-JIANGSU-SUZHOU-5G-NETWORK -
Complete listing at https://thyme.apnic.net/current/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 15871 42023 5720 AMAZON-02 - Amazon.com, Inc., US
22773 4806 3182 371 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica
11492 4602 306 1138 CABLEONE - CABLE ONE, INC., US
7155 3998 286 87 VIASAT-SP-BACKBONE - ViaSat,Inc., US
6327 3745 1305 75 SHAW - Shaw Communications, CA
396982 3459 4848 547 GOOGLE-CLOUD-PLATFORM - Google LLC, US
36352 3175 237 1110 AS-COLOCROSSING - HostPapa, US
749 3131 54647 2382 DNIC-AS-00749 - United States Department
7029 2767 2573 889 WINDSTREAM - Windstream Communications LL
31898 2643 1340 1167 ORACLE-BMC-31898 - Oracle Corporation, US
Complete listing at https://thyme.apnic.net/current/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 6978 1711 150 UNI2-AS - Orange Espagne SA, ES
39891 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS
9009 4178 374 2539 M247 - M247 Europe SRL, RO
20940 3909 3389 107 AKAMAI-ASN1 - Akamai International B.V.,
212238 3545 256 2673 CDNEXT - Datacamp Limited, GB
12389 3159 2331 868 ROSTELECOM-AS - PJSC Rostelecom, RU
29355 2520 150 27 KCELL-AS - Kcell JSC, KZ
34984 2513 369 585 TELLCOM-AS - Superonline Iletisim Hizmetl
44559 1696 106 784 ITHOSTLINE - IT HOSTLINE LTD, CY
203020 1661 254 831 HostRoyale - HostRoyale Technologies Pvt
Complete listing at https://thyme.apnic.net/current/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 13079 3285 612 AS8151 - UNINET, MX
10620 3444 451 1107 AS10620 - Telmex Colombia S.A., CO
13999 2264 499 331 AS13999 - Mega Cable, S.A. de C.V., MX
11830 1884 369 65 AS11830 - Instituto Costarricense de Elec
11664 1500 277 34 AS11664 - Techtel LMDS Comunicaciones Int
28573 1377 2431 269 AS28573 - Claro NXT Telecomunicacoes Ltda
3816 1266 762 224 AS3816 - COLOMBIA TELECOMUNICACIONES S.A.
6147 1197 371 21 AS6147 - INTEGRATEL PERU S.A.A., PE
22884 1095 70 384 AS22884 - TOTAL PLAY TELECOMUNICACIONES,
27715 1074 77 61 AS27715 - Locaweb Servicos de Internet S/
Complete listing at https://thyme.apnic.net/current/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1982 537 31 Vodafone Data - Vodafone Data, EG
36992 1928 1543 333 ETISALAT MISR - ETISALAT MISR, EG
36903 1350 587 104 Office National des Postes et Telecommuni
24863 1296 389 16 Link Egypt (Link.NET) - Link Egypt (Link.
36935 1254 523 49 Vodafone Data - Vodafone Data, EG
37069 1116 1100 11 The Egyptian Company for Mobile Services
29571 1086 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv
15399 562 58 63 Wananchi Group (Kenya) Limited - Wananchi
36914 550 82 3 Kenya Education Network - Kenya Education
37342 539 32 1 Movitel, SA - Movitel, SA, MZ
Complete listing at https://thyme.apnic.net/current/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 15871 42023 5720 AMAZON-02 - Amazon.com, Inc., US
9808 14211 8919 105 CHINAMOBILE-CN - China Mobile Communicati
8151 13079 3285 612 AS8151 - UNINET, MX
12479 6978 1711 150 UNI2-AS - Orange Espagne SA, ES
7545 5841 832 279 TPG-INTERNET-AP - TPG Telecom Limited, AU
4538 5072 4192 74 ERX-CERNET-BKB - China Education and Rese
9498 5070 559 341 BBIL-AP - BHARTI Airtel Ltd., IN
39891 4907 302 76 ALJAWWALSTC-AS - Saudi Telecom Company JS
22773 4806 3182 371 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica
18403 4611 347 24 FPT-VN - FPT Telecom Company, VN
Complete listing at https://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 14211 14106 CHINAMOBILE-CN - China Mobile Communications Gr
8151 13079 12467 AS8151 - UNINET, MX
12479 6978 6828 UNI2-AS - Orange Espagne SA, ES
7545 5841 5562 TPG-INTERNET-AP - TPG Telecom Limited, AU
4538 5072 4998 ERX-CERNET-BKB - China Education and Research N
39891 4907 4831 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA
9498 5070 4729 BBIL-AP - BHARTI Airtel Ltd., IN
18403 4611 4587 FPT-VN - FPT Telecom Company, VN
22773 4806 4435 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7552 4027 4003 VIETEL-AS-AP - Viettel Group, VN
Complete listing at https://thyme.apnic.net/current/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
394928 UNALLOCATED 8.2.70.0/24 3356 LEVEL3 - Level 3 Parent
395729 UNALLOCATED 8.28.60.0/24 32787 PROLEXIC-TECHNOLOGIES-D
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3 - Level 3 Parent
394936 UNALLOCATED 8.33.224.0/24 174 COGENT-174 - Cogent Com
396243 UNALLOCATED 8.34.113.0/24 3356 LEVEL3 - Level 3 Parent
397274 UNALLOCATED 8.36.79.0/24 3356 LEVEL3 - Level 3 Parent
396243 UNALLOCATED 8.37.112.0/24 3356 LEVEL3 - Level 3 Parent
396243 UNALLOCATED 8.37.123.0/24 3356 LEVEL3 - Level 3 Parent
395195 UNALLOCATED 8.38.115.0/24 3356 LEVEL3 - Level 3 Parent
397274 UNALLOCATED 8.40.70.0/24 3356 LEVEL3 - Level 3 Parent
Complete listing at https://thyme.apnic.net/current/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE - Hurricane Electric LLC, US
Complete listing at https://thyme.apnic.net/current/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
23.130.160.0/24 Origin: 16509 AMAZON-02 - Amazon.com, Inc., US
23.130.160.0/24 Transit: 2516 KDDI - KDDI CORPORATION, JP
23.131.100.0/24 Origin: 401541 UNASSIGNED
23.131.100.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu
23.131.156.0/24 Origin: 401541 UNASSIGNED
23.131.156.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu
23.131.212.0/24 Origin: 401541 UNASSIGNED
23.131.212.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu
23.133.212.0/24 Origin: 18604 UNASSIGNED
23.133.212.0/24 Transit: 394625 WHITELABELIT - WhiteLabel IT Solutions C
Complete listing at https://thyme.apnic.net/current/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:14 /10:39 /11:97 /12:299
/13:590 /14:1188 /15:2127 /16:13737 /17:8368 /18:13358
/19:25708 /20:46938 /21:54000 /22:113868 /23:110747 /24:678011
/25:702 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 7253 13079 AS8151 - UNINET, MX
12479 5909 6978 UNI2-AS - Orange Espagne SA, ES
39891 3656 4907 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA
6327 3522 3745 SHAW - Shaw Communications, CA
11492 3507 4602 CABLEONE - CABLE ONE, INC., US
22773 3054 4806 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US
16509 3023 15871 AMAZON-02 - Amazon.com, Inc., US
7155 2951 3998 VIASAT-SP-BACKBONE - ViaSat,Inc., US
10620 2248 3444 AS10620 - Telmex Colombia S.A., CO
30036 2205 2550 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp, US
Complete listing at https://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2725 2:2892 3:1025 4:5 5:5279 6:207
7:6 8:1382 9:98 11:172 12:1099 13:887
14:2793 15:488 16:269 17:464 18:944 20:602
21:4 22:188 23:8594 24:2733 25:2 27:2892
28:7 29:19 31:3849 32:37 34:95 35:295
36:4913 37:4474 38:10310 39:1386 40:424 41:4622
42:2233 43:3386 44:504 45:19730 46:5000 47:464
48:171 49:2302 50:2019 51:847 52:1368 54:323
55:1063 56:11 57:335 58:2527 59:1428 60:1258
61:3232 62:3174 63:1731 64:6603 65:2174 66:6262
67:3334 68:1307 69:4084 70:1054 71:605 72:3251
74:3119 75:1608 76:596 77:2974 78:2127 79:1836
80:2403 81:2306 82:4405 83:1496 84:2168 85:3908
86:1134 87:3078 88:1339 89:4859 90:766 91:8512
92:2748 93:3049 94:4549 95:4781 96:1455 97:310
98:940 99:971 100:65 101:1351 102:4772 103:32402
104:5663 105:839 106:928 107:2989 108:1397 109:3951
110:2283 111:4283 112:3154 113:1946 114:2604 115:2246
116:2112 117:3873 118:3021 119:2116 120:2841 121:1890
122:3088 123:2244 124:1746 125:3029 126:156 128:1582
129:986 130:1745 131:2537 132:887 133:492 134:1767
135:675 136:1577 137:1464 138:3429 139:1801 140:1931
141:1833 142:2650 143:2208 144:1878 145:676 146:2204
147:2340 148:2838 149:3639 150:1421 151:3005 152:2465
153:2043 154:9589 155:2398 156:4123 157:2462 158:1644
159:2930 160:4046 161:2100 162:4225 163:2704 164:2400
165:2779 166:1228 167:2398 168:4294 169:917 170:5641
171:1125 172:4928 173:3479 174:889 175:1411 176:4047
177:5514 178:4591 179:2769 180:3332 181:4652 182:4075
183:2863 184:2067 185:21994 186:6514 187:5743 188:4701
189:4746 190:10007 191:1858 192:11854 193:9654 194:7948
195:5924 196:3414 197:3240 198:6369 199:6135 200:8447
201:6761 202:10757 203:10583 204:4759 205:3786 206:4459
207:4128 208:4326 209:5500 210:4908 211:2807 212:5266
213:4127 214:1021 215:47 216:7334 217:3765 218:1965
219:584 220:2264 221:1459 222:1160 223:3617
End of report
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