[lacnog] Weekly Global IPv4 Routing Table Report
Routing Table Analysis Role Account
cscora en apnic.net
Vie Mayo 29 15:03:34 -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 30 May, 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: 1053074
Prefixes after maximum aggregation (per Origin AS): 404356
Deaggregation factor: 2.60
Unique aggregates announced (without unneeded subnets): 519013
Number of IPv4 prefixes with a valid ROA: 676675
Number of IPv4 prefixes with an invalid ROA: 1258
Number of IPv4 prefixes with no ROA: 375141
Total ASes present in the Internet Routing Table: 78555
Prefixes per ASN: 13.41
Origin-only ASes present in the Internet Routing Table: 67533
Origin ASes announcing only one prefix: 27489
Transit ASes present in the Internet Routing Table: 11022
Transit-only ASes present in the Internet Routing Table: 569
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: 1164
Number of instances of unregistered ASNs: 1194
Number of 32-bit ASNs allocated by the RIRs: 49951
Number of 32-bit ASNs visible in the Routing Table: 40717
Prefixes from 32-bit ASNs in the Routing Table: 231692
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: 432
Number of addresses announced to Internet: 3105163008
Equivalent to 185 /8s, 21 /16s and 7 /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: 343517
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 289002
Total APNIC prefixes after maximum aggregation: 83759
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 275672
Unique aggregates announced from the APNIC address blocks: 108362
APNIC Region origin ASes present in the Internet Routing Table: 15201
APNIC Prefixes per ASN: 18.14
APNIC Region origin ASes announcing only one prefix: 4653
APNIC Region transit ASes present in the Internet Routing Table: 2001
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: 10783
Number of APNIC addresses announced to Internet: 748597120
Equivalent to 44 /8s, 158 /16s and 175 /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: 305164
Total ARIN prefixes after maximum aggregation: 137861
ARIN Deaggregation factor: 2.21
Prefixes being announced from the ARIN address blocks: 303835
Unique aggregates announced from the ARIN address blocks: 148190
ARIN Region origin ASes present in the Internet Routing Table: 19449
ARIN Prefixes per ASN: 15.62
ARIN Region origin ASes announcing only one prefix: 7115
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: 5607
Number of ARIN addresses announced to Internet: 1348265984
Equivalent to 80 /8s, 92 /16s and 232 /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: 291092
Total RIPE prefixes after maximum aggregation: 144175
RIPE Deaggregation factor: 2.02
Prefixes being announced from the RIPE address blocks: 294770
Unique aggregates announced from the RIPE address blocks: 192457
RIPE Region origin ASes present in the Internet Routing Table: 29538
RIPE Prefixes per ASN: 9.98
RIPE Region origin ASes announcing only one prefix: 12251
RIPE Region transit ASes present in the Internet Routing Table: 4003
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: 13477
Number of RIPE addresses announced to Internet: 734102144
Equivalent to 43 /8s, 193 /16s and 130 /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
196608-216475
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: 129241
Total LACNIC prefixes after maximum aggregation: 30863
LACNIC Deaggregation factor: 4.19
Prefixes being announced from the LACNIC address blocks: 123642
Unique aggregates announced from the LACNIC address blocks: 50285
LACNIC Region origin ASes present in the Internet Routing Table: 11421
LACNIC Prefixes per ASN: 10.83
LACNIC Region origin ASes announcing only one prefix: 2741
LACNIC Region transit ASes present in the Internet Routing Table: 2563
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: 9456
Number of LACNIC addresses announced to Internet: 169752064
Equivalent to 10 /8s, 30 /16s and 54 /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: 37411
Total AfriNIC prefixes after maximum aggregation: 7030
AfriNIC Deaggregation factor: 5.32
Prefixes being announced from the AfriNIC address blocks: 54723
Unique aggregates announced from the AfriNIC address blocks: 19347
AfriNIC Region origin ASes present in the Internet Routing Table: 2028
AfriNIC Prefixes per ASN: 26.98
AfriNIC Region origin ASes announcing only one prefix: 729
AfriNIC Region transit ASes present in the Internet Routing Table: 381
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: 1394
Number of AfriNIC addresses announced to Internet: 104248576
Equivalent to 6 /8s, 54 /16s and 181 /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 14018 8922 104 CHINAMOBILE-CN - China Mobile Communicati
7545 5875 825 475 TPG-INTERNET-AP - TPG Telecom Limited, AU
4538 4996 4192 74 ERX-CERNET-BKB - China Education and Rese
9498 4942 552 324 BBIL-AP - BHARTI Airtel Ltd., IN
18403 4525 347 25 FPT-VN - FPT Telecom Company, VN
7552 4063 1331 24 VIETEL-AS-AP - Viettel Group, VN
7713 3726 1044 64 telkomnet-as-ap - PT Telekomunikasi Indon
56046 3543 887 178 CMNET-Jiangsu-AP - China Mobile communica
17561 3384 213 607 LCS-AS-AP - LARUS Limited, HK
45899 3383 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 15051 41424 5724 AMAZON-02 - Amazon.com, Inc., US
22773 4765 3115 369 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica
11492 4594 305 1088 CABLEONE - CABLE ONE, INC., US
7155 3870 286 90 VIASAT-SP-BACKBONE - ViaSat,Inc., US
6327 3727 1305 74 SHAW - Shaw Communications, CA
396982 3367 4868 515 GOOGLE-CLOUD-PLATFORM - Google LLC, US
749 3136 54728 2387 DNIC-AS-00749 - United States Department
36352 3073 232 1043 AS-COLOCROSSING - HostPapa, US
7029 2641 2556 898 WINDSTREAM - Windstream Communications LL
30036 2541 352 595 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 7176 1711 149 UNI2-AS - Orange Espagne SA, ES
39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS
9009 4086 373 2472 M247 - M247 Europe SRL, RO
20940 3789 3389 109 AKAMAI-ASN1 - Akamai International B.V.,
12389 3159 2319 870 ROSTELECOM-AS - PJSC Rostelecom, RU
212238 2946 215 2189 CDNEXT - Datacamp Limited, GB
34984 2486 367 582 TELLCOM-AS - Superonline Iletisim Hizmetl
8452 1725 1852 17 TE-AS - IDDQD-AS, EG
203020 1657 252 825 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 12735 3254 631 AS8151 - UNINET, MX
10620 3432 450 1101 AS10620 - Telmex Colombia S.A., CO
13999 2346 498 350 AS13999 - Mega Cable, S.A. de C.V., MX
11830 1930 369 65 AS11830 - Instituto Costarricense de Elec
11664 1475 277 34 AS11664 - Techtel LMDS Comunicaciones Int
28573 1363 2430 269 AS28573 - Claro NXT Telecomunicacoes Ltda
3816 1342 770 213 AS3816 - COLOMBIA TELECOMUNICACIONES S.A.
6147 1224 371 22 AS6147 - INTEGRATEL PERU S.A.A., PE
22884 1084 71 364 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 2028 649 36 Vodafone Data - Vodafone Data, EG
36992 1860 1532 337 ETISALAT MISR - ETISALAT MISR, EG
36935 1292 523 45 Vodafone Data - Vodafone Data, EG
24863 1267 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 632 57 176 Africa on Cloud - Africa on Cloud, ZA
20011 589 155 220 Dimension Data - Dimension Data, ZA
36914 553 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 15051 41424 5724 AMAZON-02 - Amazon.com, Inc., US
9808 14018 8922 104 CHINAMOBILE-CN - China Mobile Communicati
8151 12735 3254 631 AS8151 - UNINET, MX
12479 7176 1711 149 UNI2-AS - Orange Espagne SA, ES
7545 5875 825 475 TPG-INTERNET-AP - TPG Telecom Limited, AU
4538 4996 4192 74 ERX-CERNET-BKB - China Education and Rese
39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS
9498 4942 552 324 BBIL-AP - BHARTI Airtel Ltd., IN
22773 4765 3115 369 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica
11492 4594 305 1088 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 14018 13914 CHINAMOBILE-CN - China Mobile Communications Gr
8151 12735 12104 AS8151 - UNINET, MX
12479 7176 7027 UNI2-AS - Orange Espagne SA, ES
7545 5875 5400 TPG-INTERNET-AP - TPG Telecom Limited, AU
4538 4996 4922 ERX-CERNET-BKB - China Education and Research N
39891 4975 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA
9498 4942 4618 BBIL-AP - BHARTI Airtel Ltd., IN
18403 4525 4500 FPT-VN - FPT Telecom Company, VN
22773 4765 4396 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications
7552 4063 4039 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
46198 UNALLOCATED 8.10.6.0/24 23520 LIBERTY-NETWORKS - Colu
46198 UNALLOCATED 8.10.7.0/24 23520 LIBERTY-NETWORKS - Colu
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
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
/13:581 /14:1184 /15:2107 /16:13629 /17:8351 /18:13428
/19:25737 /20:47022 /21:52964 /22:114008 /23:108783 /24:664124
/25:694 /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 6959 12735 AS8151 - UNINET, MX
12479 6112 7176 UNI2-AS - Orange Espagne SA, ES
39891 3660 4975 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA
6327 3508 3727 SHAW - Shaw Communications, CA
11492 3470 4594 CABLEONE - CABLE ONE, INC., US
22773 3056 4765 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US
7155 2825 3870 VIASAT-SP-BACKBONE - ViaSat,Inc., US
16509 2717 15051 AMAZON-02 - Amazon.com, Inc., US
10620 2236 3432 AS10620 - Telmex Colombia S.A., CO
30036 2197 2541 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)
----------------------------------------------
1:2541 2:2054 3:998 4:5 5:5138 6:204
7:6 8:1494 9:64 11:172 12:1129 13:708
14:2721 15:467 16:222 17:442 18:919 20:593
21:4 22:188 23:8393 24:2776 25:2 27:2729
28:1 29:19 31:3671 32:37 34:87 35:288
36:4801 37:4423 38:9822 39:1310 40:414 41:4511
42:2167 43:3178 44:449 45:19762 46:4894 47:416
48:158 49:2298 50:2025 51:802 52:1348 54:286
55:1101 56:11 57:327 58:2603 59:1512 60:1168
61:3133 62:3148 63:1678 64:6369 65:2155 66:6157
67:3275 68:1518 69:4226 70:1061 71:611 72:3194
74:3088 75:1500 76:598 77:2962 78:2042 79:1800
80:2353 81:2276 82:4244 83:1461 84:2178 85:3845
86:1099 87:2745 88:1322 89:4789 90:805 91:8480
92:2784 93:3022 94:4415 95:4704 96:1446 97:309
98:941 99:849 100:70 101:1376 102:4654 103:32289
104:5478 105:852 106:901 107:2943 108:1287 109:4278
110:2279 111:4192 112:3177 113:1991 114:2536 115:2237
116:2073 117:3600 118:2981 119:2092 120:2765 121:1600
122:3027 123:2219 124:1729 125:3033 126:158 128:1576
129:973 130:1680 131:2441 132:885 133:490 134:1727
135:619 136:1456 137:1430 138:3407 139:1692 140:1913
141:1785 142:2588 143:2047 144:1777 145:650 146:2193
147:2249 148:2798 149:3196 150:1375 151:2968 152:2363
153:1653 154:9571 155:2307 156:4964 157:2418 158:1579
159:2870 160:3842 161:1990 162:4123 163:2610 164:2385
165:2689 166:1266 167:2355 168:4104 169:869 170:5611
171:1140 172:4891 173:3451 174:893 175:1360 176:3950
177:4999 178:4471 179:2378 180:3163 181:4590 182:4023
183:2854 184:2022 185:21804 186:6227 187:5012 188:4537
189:4524 190:9896 191:1713 192:11677 193:9625 194:7862
195:5843 196:3373 197:3223 198:6279 199:6080 200:8324
201:6449 202:10787 203:10527 204:4813 205:3755 206:4446
207:4013 208:4369 209:5493 210:4911 211:2786 212:5108
213:4103 214:1042 215:47 216:7297 217:3619 218:1811
219:585 220:2221 221:1322 222:1084 223:3611
End of report
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