[lacnog] Weekly Global IPv4 Routing Table Report
Routing Table Analysis Role Account
cscora en apnic.net
Vie Jun 5 15:03:31 -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 06 Jun, 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: 1053874
Prefixes after maximum aggregation (per Origin AS): 405186
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 520207
Number of IPv4 prefixes with a valid ROA: 689268
Number of IPv4 prefixes with an invalid ROA: 1250
Number of IPv4 prefixes with no ROA: 363356
Total ASes present in the Internet Routing Table: 78624
Prefixes per ASN: 13.40
Origin-only ASes present in the Internet Routing Table: 67549
Origin ASes announcing only one prefix: 27501
Transit ASes present in the Internet Routing Table: 11075
Transit-only ASes present in the Internet Routing Table: 573
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: 1096
Number of instances of unregistered ASNs: 1126
Number of 32-bit ASNs allocated by the RIRs: 50029
Number of 32-bit ASNs visible in the Routing Table: 40805
Prefixes from 32-bit ASNs in the Routing Table: 231602
Number of bogon 32-bit ASNs visible in the Routing Table: 92
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 454
Number of addresses announced to Internet: 3105161216
Equivalent to 185 /8s, 21 /16s and 0 /24s
Percentage of available address space announced: 83.9
Percentage of allocated address space announced: 83.9
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: 343360
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 289783
Total APNIC prefixes after maximum aggregation: 84342
APNIC Deaggregation factor: 3.44
Prefixes being announced from the APNIC address blocks: 276049
Unique aggregates announced from the APNIC address blocks: 108486
APNIC Region origin ASes present in the Internet Routing Table: 15221
APNIC Prefixes per ASN: 18.14
APNIC Region origin ASes announcing only one prefix: 4674
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: 44
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10798
Number of APNIC addresses announced to Internet: 748881024
Equivalent to 44 /8s, 163 /16s and 4 /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: 304997
Total ARIN prefixes after maximum aggregation: 137490
ARIN Deaggregation factor: 2.22
Prefixes being announced from the ARIN address blocks: 303873
Unique aggregates announced from the ARIN address blocks: 148472
ARIN Region origin ASes present in the Internet Routing Table: 19444
ARIN Prefixes per ASN: 15.63
ARIN Region origin ASes announcing only one prefix: 7098
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: 5614
Number of ARIN addresses announced to Internet: 1348171008
Equivalent to 80 /8s, 91 /16s and 117 /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: 291060
Total RIPE prefixes after maximum aggregation: 144724
RIPE Deaggregation factor: 2.01
Prefixes being announced from the RIPE address blocks: 294825
Unique aggregates announced from the RIPE address blocks: 193044
RIPE Region origin ASes present in the Internet Routing Table: 29570
RIPE Prefixes per ASN: 9.97
RIPE Region origin ASes announcing only one prefix: 12251
RIPE Region transit ASes present in the Internet Routing Table: 4007
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 13518
Number of RIPE addresses announced to Internet: 733734784
Equivalent to 43 /8s, 187 /16s and 231 /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: 129311
Total LACNIC prefixes after maximum aggregation: 30935
LACNIC Deaggregation factor: 4.18
Prefixes being announced from the LACNIC address blocks: 123670
Unique aggregates announced from the LACNIC address blocks: 50299
LACNIC Region origin ASes present in the Internet Routing Table: 11433
LACNIC Prefixes per ASN: 10.82
LACNIC Region origin ASes announcing only one prefix: 2744
LACNIC Region transit ASes present in the Internet Routing Table: 2587
Average LACNIC Region AS path length visible: 5.3
Max LACNIC Region AS path length visible: 69
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9475
Number of LACNIC addresses announced to Internet: 169830400
Equivalent to 10 /8s, 31 /16s and 104 /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: 37627
Total AfriNIC prefixes after maximum aggregation: 7046
AfriNIC Deaggregation factor: 5.34
Prefixes being announced from the AfriNIC address blocks: 55003
Unique aggregates announced from the AfriNIC address blocks: 19522
AfriNIC Region origin ASes present in the Internet Routing Table: 2036
AfriNIC Prefixes per ASN: 27.02
AfriNIC Region origin ASes announcing only one prefix: 734
AfriNIC Region transit ASes present in the Internet Routing Table: 383
Average AfriNIC Region AS path length visible: 5.3
Max AfriNIC Region AS path length visible: 57
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1400
Number of AfriNIC addresses announced to Internet: 104289280
Equivalent to 6 /8s, 55 /16s and 84 /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 14032 8922 104 CHINAMOBILE-CN - China Mobile Communicati
7545 5872 824 472 TPG-INTERNET-AP - TPG Telecom Limited, AU
4538 4976 4192 74 ERX-CERNET-BKB - China Education and Rese
9498 4950 552 326 BBIL-AP - BHARTI Airtel Ltd., IN
18403 4546 347 25 FPT-VN - FPT Telecom Company, VN
7552 4065 1331 24 VIETEL-AS-AP - Viettel Group, VN
7713 3729 1044 64 telkomnet-as-ap - PT Telekomunikasi Indon
56046 3547 887 178 CMNET-Jiangsu-AP - China Mobile communica
17561 3423 215 625 LCS-AS-AP - LARUS Limited, HK
45899 3385 1868 100 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 15109 41427 5630 AMAZON-02 - Amazon.com, Inc., US
22773 4772 3115 367 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica
11492 4595 305 1089 CABLEONE - CABLE ONE, INC., US
7155 3871 286 90 VIASAT-SP-BACKBONE - ViaSat,Inc., US
6327 3727 1305 74 SHAW - Shaw Communications, CA
396982 3370 4868 518 GOOGLE-CLOUD-PLATFORM - Google LLC, US
749 3136 54728 2387 DNIC-AS-00749 - United States Department
36352 3070 232 1046 AS-COLOCROSSING - HostPapa, US
7029 2647 2555 894 WINDSTREAM - Windstream Communications LL
30036 2545 353 592 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 7150 1711 149 UNI2-AS - Orange Espagne SA, ES
39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS
9009 4094 373 2482 M247 - M247 Europe SRL, RO
20940 3791 3389 108 AKAMAI-ASN1 - Akamai International B.V.,
12389 3158 2319 870 ROSTELECOM-AS - PJSC Rostelecom, RU
212238 3007 218 2247 CDNEXT - Datacamp Limited, GB
34984 2483 367 586 TELLCOM-AS - Superonline Iletisim Hizmetl
8452 1704 1852 17 TE-AS - IDDQD-AS, EG
203020 1660 253 828 HostRoyale - HostRoyale Technologies Pvt
13188 1607 100 27 TRIOLAN - CONTENT DELIVERY NETWORK LTD, U
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 12750 3254 644 AS8151 - UNINET, MX
10620 3432 450 1101 AS10620 - Telmex Colombia S.A., CO
13999 2347 500 347 AS13999 - Mega Cable, S.A. de C.V., MX
11830 1930 369 65 AS11830 - Instituto Costarricense de Elec
11664 1482 277 34 AS11664 - Techtel LMDS Comunicaciones Int
28573 1365 2431 269 AS28573 - Claro NXT Telecomunicacoes Ltda
3816 1342 770 213 AS3816 - COLOMBIA TELECOMUNICACIONES S.A.
6147 1225 371 22 AS6147 - INTEGRATEL PERU S.A.A., PE
22884 1092 71 361 AS22884 - TOTAL PLAY TELECOMUNICACIONES,
26615 1072 2392 100 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 2027 633 35 Vodafone Data - Vodafone Data, EG
36992 1861 1532 337 ETISALAT MISR - ETISALAT MISR, EG
36935 1292 523 45 Vodafone Data - Vodafone Data, EG
24863 1274 389 16 Link Egypt (Link.NET) - Link Egypt (Link.
36903 1232 555 98 Office National des Postes et Telecommuni
37069 1117 1100 11 The Egyptian Company for Mobile Services
29571 1085 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv
328608 617 56 175 Africa on Cloud - Africa on Cloud, ZA
20011 598 157 222 Dimension Data - Dimension Data, ZA
36914 556 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 15109 41427 5630 AMAZON-02 - Amazon.com, Inc., US
9808 14032 8922 104 CHINAMOBILE-CN - China Mobile Communicati
8151 12750 3254 644 AS8151 - UNINET, MX
12479 7150 1711 149 UNI2-AS - Orange Espagne SA, ES
7545 5872 824 472 TPG-INTERNET-AP - TPG Telecom Limited, AU
4538 4976 4192 74 ERX-CERNET-BKB - China Education and Rese
39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS
9498 4950 552 326 BBIL-AP - BHARTI Airtel Ltd., IN
22773 4772 3115 367 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica
11492 4595 305 1089 CABLEONE - CABLE ONE, INC., US
Complete listing at https://thyme.apnic.net/current/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 14032 13928 CHINAMOBILE-CN - China Mobile Communications Gr
8151 12750 12106 AS8151 - UNINET, MX
12479 7150 7001 UNI2-AS - Orange Espagne SA, ES
7545 5872 5400 TPG-INTERNET-AP - TPG Telecom Limited, AU
39891 4975 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA
4538 4976 4902 ERX-CERNET-BKB - China Education and Research N
9498 4950 4624 BBIL-AP - BHARTI Airtel Ltd., IN
18403 4546 4521 FPT-VN - FPT Telecom Company, VN
22773 4772 4405 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7552 4065 4041 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
395729 UNALLOCATED 8.28.58.0/24 32787 PROLEXIC-TECHNOLOGIES-D
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
395195 UNALLOCATED 8.38.115.0/24 3356 LEVEL3 - Level 3 Parent
400273 UNALLOCATED 8.41.137.0/24 3356 LEVEL3 - Level 3 Parent
1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3 - Level 3 Parent
13342 UNALLOCATED 12.17.5.0/24 174 COGENT-174 - Cogent Com
26345 UNALLOCATED 12.21.93.0/24 40264 TWC-40264-WI-MN-UPPERMI
396831 UNALLOCATED 12.23.198.0/24 7018 ATT-INTERNET4 - AT&T En
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
23.137.48.0/24 Origin: 16904 ARVIG-16904 - Arvig Enterprises Inc., US
23.137.48.0/24 Transit: 3257 GTT-BACKBONE - GTT Communications Inc.,
23.137.200.0/24 Origin: 16276 OVH - OVH SAS, FR
23.137.200.0/24 Transit: 2516 KDDI - KDDI CORPORATION, JP
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 /11:95 /12:298
/13:579 /14:1184 /15:2105 /16:13616 /17:8377 /18:13423
/19:25710 /20:47008 /21:53006 /22:113940 /23:108775 /24:664994
/25:695 /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 6971 12750 AS8151 - UNINET, MX
12479 6082 7150 UNI2-AS - Orange Espagne SA, ES
39891 3660 4975 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA
6327 3508 3727 SHAW - Shaw Communications, CA
11492 3471 4595 CABLEONE - CABLE ONE, INC., US
22773 3056 4772 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US
7155 2826 3871 VIASAT-SP-BACKBONE - ViaSat,Inc., US
16509 2738 15109 AMAZON-02 - Amazon.com, Inc., US
10620 2236 3432 AS10620 - Telmex Colombia S.A., CO
30036 2201 2545 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)
----------------------------------------------
1:2551 2:2057 3:997 4:5 5:5109 6:202
7:6 8:1451 9:70 11:172 12:1123 13:704
14:2719 15:470 16:220 17:443 18:931 20:595
21:4 22:188 23:8407 24:2781 25:2 27:2736
28:1 29:19 31:3758 32:37 34:87 35:288
36:4804 37:4443 38:9938 39:1310 40:412 41:4519
42:2169 43:3197 44:452 45:19761 46:4949 47:424
48:161 49:2301 50:2019 51:821 52:1349 54:291
55:1156 56:11 57:327 58:2599 59:1466 60:1167
61:3137 62:3145 63:1677 64:6437 65:2155 66:6003
67:3273 68:1262 69:4100 70:1052 71:611 72:3200
74:3103 75:1503 76:589 77:2889 78:2058 79:1702
80:2341 81:2283 82:4308 83:1460 84:2206 85:3849
86:1097 87:2808 88:1309 89:4743 90:801 91:8414
92:2781 93:3005 94:4443 95:4684 96:1449 97:310
98:943 99:855 100:69 101:1370 102:4704 103:32260
104:5482 105:858 106:901 107:2951 108:1294 109:3953
110:2280 111:4195 112:3103 113:1992 114:2536 115:2228
116:2074 117:3601 118:2989 119:2128 120:2943 121:1681
122:3025 123:2216 124:1726 125:3031 126:158 128:1574
129:976 130:1699 131:2438 132:895 133:488 134:1736
135:620 136:1471 137:1437 138:3411 139:1794 140:1915
141:1755 142:2579 143:2076 144:1781 145:656 146:2189
147:2260 148:2798 149:3280 150:1362 151:2950 152:2383
153:1688 154:9678 155:2340 156:4994 157:2431 158:1585
159:2870 160:3854 161:2023 162:4127 163:2600 164:2384
165:2757 166:1273 167:2365 168:4096 169:875 170:5629
171:1139 172:4898 173:3453 174:899 175:1357 176:3966
177:5100 178:4470 179:2445 180:3289 181:4598 182:4023
183:2857 184:2018 185:21798 186:6276 187:5067 188:4653
189:4592 190:9933 191:1706 192:11774 193:9619 194:7823
195:5763 196:3395 197:3240 198:6277 199:6074 200:8320
201:6487 202:10770 203:10539 204:4803 205:3790 206:4443
207:4022 208:4379 209:5501 210:4892 211:2787 212:5064
213:4093 214:1040 215:47 216:7245 217:3633 218:1811
219:578 220:2218 221:1324 222:1090 223:3612
End of report
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