[lacnog] Weekly Global IPv4 Routing Table Report
Routing Table Analysis Role Account
cscora en apnic.net
Vie Jul 17 15:03:58 -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 18 Jul, 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: 1062294
Prefixes after maximum aggregation (per Origin AS): 407776
Deaggregation factor: 2.61
Unique aggregates announced (without unneeded subnets): 525055
Number of IPv4 prefixes with a valid ROA: 715182
Number of IPv4 prefixes with an invalid ROA: 1512
Number of IPv4 prefixes with no ROA: 345600
Total ASes present in the Internet Routing Table: 78910
Prefixes per ASN: 13.46
Origin-only ASes present in the Internet Routing Table: 67774
Origin ASes announcing only one prefix: 27601
Transit ASes present in the Internet Routing Table: 11136
Transit-only ASes present in the Internet Routing Table: 580
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: 1294
Number of instances of unregistered ASNs: 1333
Number of 32-bit ASNs allocated by the RIRs: 50373
Number of 32-bit ASNs visible in the Routing Table: 41148
Prefixes from 32-bit ASNs in the Routing Table: 235821
Number of bogon 32-bit ASNs visible in the Routing Table: 152
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 483
Number of addresses announced to Internet: 3119724032
Equivalent to 185 /8s, 243 /16s and 54 /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: 347146
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 291882
Total APNIC prefixes after maximum aggregation: 84772
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 277665
Unique aggregates announced from the APNIC address blocks: 109001
APNIC Region origin ASes present in the Internet Routing Table: 15341
APNIC Prefixes per ASN: 18.10
APNIC Region origin ASes announcing only one prefix: 4745
APNIC Region transit ASes present in the Internet Routing Table: 2042
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: 10914
Number of APNIC addresses announced to Internet: 749846144
Equivalent to 44 /8s, 177 /16s and 190 /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: 307363
Total ARIN prefixes after maximum aggregation: 138005
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 305858
Unique aggregates announced from the ARIN address blocks: 149847
ARIN Region origin ASes present in the Internet Routing Table: 19478
ARIN Prefixes per ASN: 15.70
ARIN Region origin ASes announcing only one prefix: 7116
ARIN Region transit ASes present in the Internet Routing Table: 1916
Average ARIN Region AS path length visible: 4.3
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5678
Number of ARIN addresses announced to Internet: 1348540416
Equivalent to 80 /8s, 97 /16s and 24 /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: 294280
Total RIPE prefixes after maximum aggregation: 146075
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 298689
Unique aggregates announced from the RIPE address blocks: 195483
RIPE Region origin ASes present in the Internet Routing Table: 29619
RIPE Prefixes per ASN: 10.08
RIPE Region origin ASes announcing only one prefix: 12244
RIPE Region transit ASes present in the Internet Routing Table: 4027
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 13623
Number of RIPE addresses announced to Internet: 749513856
Equivalent to 44 /8s, 172 /16s and 172 /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: 129783
Total LACNIC prefixes after maximum aggregation: 31090
LACNIC Deaggregation factor: 4.17
Prefixes being announced from the LACNIC address blocks: 124451
Unique aggregates announced from the LACNIC address blocks: 50485
LACNIC Region origin ASes present in the Internet Routing Table: 11456
LACNIC Prefixes per ASN: 10.86
LACNIC Region origin ASes announcing only one prefix: 2761
LACNIC Region transit ASes present in the Internet Routing Table: 2598
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 69
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9521
Number of LACNIC addresses announced to Internet: 167944704
Equivalent to 10 /8s, 2 /16s and 162 /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: 37692
Total AfriNIC prefixes after maximum aggregation: 7107
AfriNIC Deaggregation factor: 5.30
Prefixes being announced from the AfriNIC address blocks: 55148
Unique aggregates announced from the AfriNIC address blocks: 19830
AfriNIC Region origin ASes present in the Internet Routing Table: 2052
AfriNIC Prefixes per ASN: 26.88
AfriNIC Region origin ASes announcing only one prefix: 735
AfriNIC Region transit ASes present in the Internet Routing Table: 382
Average AfriNIC Region AS path length visible: 5.4
Max AfriNIC Region AS path length visible: 57
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1412
Number of AfriNIC addresses announced to Internet: 103607808
Equivalent to 6 /8s, 44 /16s and 238 /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 14092 8921 101 CHINAMOBILE-CN - China Mobile Communicati
7545 5847 818 454 TPG-INTERNET-AP - TPG Telecom Limited, AU
4538 5068 4192 74 ERX-CERNET-BKB - China Education and Rese
9498 5029 556 334 BBIL-AP - BHARTI Airtel Ltd., IN
18403 4621 347 24 FPT-VN - FPT Telecom Company, VN
7552 4024 1331 24 VIETEL-AS-AP - Viettel Group, VN
7713 3760 1044 64 telkomnet-as-ap - PT Telekomunikasi Indon
17561 3662 230 634 LCS-AS-AP - LARUS Limited, HK
56046 3580 887 179 CMNET-Jiangsu-AP - China Mobile communica
45899 3396 1868 99 VNPT-AS-VN - VNPT Corp, VN
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 15572 41523 5633 AMAZON-02 - Amazon.com, Inc., US
22773 4789 3117 363 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica
11492 4541 302 1151 CABLEONE - CABLE ONE, INC., US
7155 3962 286 111 VIASAT-SP-BACKBONE - ViaSat,Inc., US
6327 3725 1305 74 SHAW - Shaw Communications, CA
396982 3430 4872 529 GOOGLE-CLOUD-PLATFORM - Google LLC, US
36352 3164 238 1099 AS-COLOCROSSING - HostPapa, US
749 3138 54728 2389 DNIC-AS-00749 - United States Department
7029 2667 2533 877 WINDSTREAM - Windstream Communications LL
30036 2563 357 525 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom C
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 7086 1711 150 UNI2-AS - Orange Espagne SA, ES
39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS
9009 4180 378 2562 M247 - M247 Europe SRL, RO
20940 3814 3389 110 AKAMAI-ASN1 - Akamai International B.V.,
212238 3442 246 2586 CDNEXT - Datacamp Limited, GB
12389 3159 2327 872 ROSTELECOM-AS - PJSC Rostelecom, RU
34984 2494 367 588 TELLCOM-AS - Superonline Iletisim Hizmetl
8452 1717 1852 17 TE-AS - IDDQD-AS, EG
203020 1658 253 828 HostRoyale - HostRoyale Technologies Pvt
44559 1635 102 761 ITHOSTLINE - IT HOSTLINE LTD, CY
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 12809 3257 625 AS8151 - UNINET, MX
10620 3404 447 1156 AS10620 - Telmex Colombia S.A., CO
13999 2286 499 328 AS13999 - Mega Cable, S.A. de C.V., MX
11830 1910 369 65 AS11830 - Instituto Costarricense de Elec
11664 1464 277 34 AS11664 - Techtel LMDS Comunicaciones Int
28573 1377 2431 269 AS28573 - Claro NXT Telecomunicacoes Ltda
3816 1342 768 213 AS3816 - COLOMBIA TELECOMUNICACIONES S.A.
6147 1210 371 22 AS6147 - INTEGRATEL PERU S.A.A., PE
22884 1096 70 385 AS22884 - TOTAL PLAY TELECOMUNICACIONES,
26615 1063 2385 96 AS26615 - TIM S/A, BR
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 1987 601 34 Vodafone Data - Vodafone Data, EG
36992 1925 1543 334 ETISALAT MISR - ETISALAT MISR, EG
36903 1351 587 105 Office National des Postes et Telecommuni
24863 1306 389 16 Link Egypt (Link.NET) - Link Egypt (Link.
36935 1288 523 46 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
328608 578 54 193 Africa on Cloud - Africa on Cloud, ZA
15399 564 58 63 Wananchi Group (Kenya) Limited - Wananchi
36914 557 82 3 Kenya Education Network - Kenya Education
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 15572 41523 5633 AMAZON-02 - Amazon.com, Inc., US
9808 14092 8921 101 CHINAMOBILE-CN - China Mobile Communicati
8151 12809 3257 625 AS8151 - UNINET, MX
12479 7086 1711 150 UNI2-AS - Orange Espagne SA, ES
7545 5847 818 454 TPG-INTERNET-AP - TPG Telecom Limited, AU
4538 5068 4192 74 ERX-CERNET-BKB - China Education and Rese
9498 5029 556 334 BBIL-AP - BHARTI Airtel Ltd., IN
39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS
22773 4789 3117 363 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica
18403 4621 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 14092 13991 CHINAMOBILE-CN - China Mobile Communications Gr
8151 12809 12184 AS8151 - UNINET, MX
12479 7086 6936 UNI2-AS - Orange Espagne SA, ES
7545 5847 5393 TPG-INTERNET-AP - TPG Telecom Limited, AU
4538 5068 4994 ERX-CERNET-BKB - China Education and Research N
39891 4975 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA
9498 5029 4695 BBIL-AP - BHARTI Airtel Ltd., IN
18403 4621 4597 FPT-VN - FPT Telecom Company, VN
22773 4789 4426 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7552 4024 4000 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
64501 DOCUMENT 5.255.139.0/24 9140 HYPERNEPH - Hyperneph L
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 22442 HOU-PHONOSCOPE - Phonos
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
23.131.100.0/24 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
23.132.252.0/24 Origin: 401617 VIETTEL - Viettell, VN
23.132.252.0/24 Transit: 401541 UNASSIGNED
23.133.212.0/24 Origin: 18604 UNASSIGNED
23.133.212.0/24 Transit: 32217 GPIEX - GPIEX INC, US
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
/13:586 /14:1183 /15:2120 /16:13724 /17:8381 /18:13444
/19:25752 /20:47077 /21:53305 /22:113905 /23:109665 /24:671989
/25:698 /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 7045 12809 AS8151 - UNINET, MX
12479 6009 7086 UNI2-AS - Orange Espagne SA, ES
39891 3660 4975 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA
6327 3506 3725 SHAW - Shaw Communications, CA
11492 3440 4541 CABLEONE - CABLE ONE, INC., US
22773 3055 4789 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US
16509 2952 15572 AMAZON-02 - Amazon.com, Inc., US
7155 2916 3962 VIASAT-SP-BACKBONE - ViaSat,Inc., US
30036 2217 2563 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp, US
10620 2211 3404 AS10620 - Telmex Colombia S.A., CO
Complete listing at https://thyme.apnic.net/current/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2583 2:2304 3:1020 4:5 5:5248 6:206
7:6 8:1398 9:77 11:172 12:1093 13:791
14:2786 15:475 16:268 17:452 18:943 20:600
21:4 22:188 23:8529 24:2783 25:2 27:2793
28:6 29:19 31:3830 32:37 34:89 35:289
36:4864 37:4437 38:10068 39:1375 40:432 41:4580
42:2220 43:3294 44:464 45:20069 46:4990 47:461
48:168 49:2263 50:2013 51:861 52:1365 54:295
55:1124 56:11 57:330 58:2458 59:1407 60:1214
61:3186 62:3164 63:1746 64:6510 65:2152 66:6135
67:3317 68:1297 69:4085 70:1053 71:606 72:3271
74:3070 75:1514 76:598 77:2917 78:2110 79:1852
80:2398 81:2292 82:4259 83:1488 84:2169 85:3921
86:1094 87:2890 88:1316 89:4809 90:785 91:8507
92:2777 93:3042 94:4464 95:4707 96:1455 97:309
98:931 99:969 100:72 101:1364 102:4725 103:32438
104:5625 105:839 106:899 107:2948 108:1338 109:3912
110:2283 111:4214 112:3124 113:1922 114:2525 115:2242
116:2088 117:3642 118:3021 119:2126 120:2800 121:1697
122:3056 123:2230 124:1780 125:3027 126:158 128:1582
129:975 130:1722 131:2547 132:895 133:488 134:1754
135:648 136:1537 137:1446 138:3439 139:1797 140:1936
141:1734 142:2632 143:2107 144:1861 145:673 146:2196
147:2308 148:2806 149:3333 150:1375 151:2968 152:2418
153:1902 154:9934 155:2362 156:4683 157:2434 158:1610
159:2890 160:3886 161:2045 162:4180 163:2668 164:2387
165:2770 166:1308 167:2364 168:4272 169:899 170:5635
171:1132 172:4925 173:3481 174:887 175:1369 176:4045
177:5175 178:4504 179:2532 180:3236 181:4615 182:4029
183:2830 184:2048 185:21922 186:6515 187:5535 188:4749
189:4663 190:9931 191:1783 192:11843 193:9643 194:7949
195:5909 196:3454 197:3136 198:6321 199:6094 200:8424
201:6636 202:10786 203:10520 204:4751 205:3790 206:4482
207:4093 208:4339 209:5496 210:4903 211:2787 212:5221
213:4123 214:1026 215:47 216:7325 217:3743 218:1917
219:583 220:2290 221:1342 222:1088 223:3597
End of report
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