[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Jul 14 18:43:58 UTC 2025
IPv4 R&E Routing Table Report 18:40 GMT Mon 14 Jul, 2025
IPv4 BGP Table (Global) as seen at RENU.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/RENU/
Analysis Summary
----------------
BGP routing table entries examined: 1005236
Prefixes after maximum aggregation (per Origin AS): 382832
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 486113
Number of IPv4 prefixes with a valid ROA: 565810
Number of IPv4 prefixes with an invalid ROA: 439
Number of IPv4 prefixes with no ROA: 438987
Total ASes present in the Internet Routing Table: 77021
Prefixes per ASN: 13.05
Origin-only ASes present in the Internet Routing Table: 65939
Origin ASes announcing only one prefix: 26554
Transit ASes present in the Internet Routing Table: 11082
Transit-only ASes present in the Internet Routing Table: 561
Paths with bogon ASNs present in the IPv4 Routing Table: 43
Average AS path length visible in the Internet Routing Table: 5.1
Max AS path length visible: 105
Max AS path prepend of ASN (263016) 100
Prefixes from unregistered ASNs in the Routing Table: 1163
Number of instances of unregistered ASNs: 1210
Number of 32-bit ASNs allocated by the RIRs: 46830
Number of 32-bit ASNs visible in the Routing Table: 38587
Prefixes from 32-bit ASNs in the Routing Table: 211779
Number of bogon 32-bit ASNs visible in the Routing Table: 120
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 434
Number of addresses announced to Internet: 3106514944
Equivalent to 185 /8s, 41 /16s and 168 /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: 331129
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 262782
Total APNIC prefixes after maximum aggregation: 77689
APNIC Deaggregation factor: 3.38
Prefixes being announced from the APNIC address blocks: 253620
Unique aggregates announced from the APNIC address blocks: 104934
APNIC Region origin ASes present in the Internet Routing Table: 14682
APNIC Prefixes per ASN: 17.27
APNIC Region origin ASes announcing only one prefix: 4480
APNIC Region transit ASes present in the Internet Routing Table: 1969
Average APNIC Region AS path length visible: 5.4
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10238
Number of APNIC addresses announced to Internet: 749325824
Equivalent to 44 /8s, 169 /16s and 206 /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: 293871
Total ARIN prefixes after maximum aggregation: 131853
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 296136
Unique aggregates announced from the ARIN address blocks: 140767
ARIN Region origin ASes present in the Internet Routing Table: 19202
ARIN Prefixes per ASN: 15.42
ARIN Region origin ASes announcing only one prefix: 7025
ARIN Region transit ASes present in the Internet Routing Table: 1983
Average ARIN Region AS path length visible: 4.8
Max ARIN Region AS path length visible: 71
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5245
Number of ARIN addresses announced to Internet: 1349474816
Equivalent to 80 /8s, 111 /16s and 90 /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, 393216-402332
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: 279403
Total RIPE prefixes after maximum aggregation: 135859
RIPE Deaggregation factor: 2.06
Prefixes being announced from the RIPE address blocks: 278009
Unique aggregates announced from the RIPE address blocks: 177134
RIPE Region origin ASes present in the Internet Routing Table: 28989
RIPE Prefixes per ASN: 9.59
RIPE Region origin ASes announcing only one prefix: 12034
RIPE Region transit ASes present in the Internet Routing Table: 3983
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 35
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12576
Number of RIPE addresses announced to Internet: 731552256
Equivalent to 43 /8s, 154 /16s and 154 /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: 132220
Total LACNIC prefixes after maximum aggregation: 29764
LACNIC Deaggregation factor: 4.44
Prefixes being announced from the LACNIC address blocks: 128438
Unique aggregates announced from the LACNIC address blocks: 49047
LACNIC Region origin ASes present in the Internet Routing Table: 11276
LACNIC Prefixes per ASN: 11.39
LACNIC Region origin ASes announcing only one prefix: 2337
LACNIC Region transit ASes present in the Internet Routing Table: 2563
Average LACNIC Region AS path length visible: 5.7
Max LACNIC Region AS path length visible: 105
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9233
Number of LACNIC addresses announced to Internet: 171193088
Equivalent to 10 /8s, 52 /16s and 51 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-274844 + 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: 35797
Total AfriNIC prefixes after maximum aggregation: 6904
AfriNIC Deaggregation factor: 5.18
Prefixes being announced from the AfriNIC address blocks: 48599
Unique aggregates announced from the AfriNIC address blocks: 13848
AfriNIC Region origin ASes present in the Internet Routing Table: 1930
AfriNIC Prefixes per ASN: 25.18
AfriNIC Region origin ASes announcing only one prefix: 678
AfriNIC Region transit ASes present in the Internet Routing Table: 384
Average AfriNIC Region AS path length visible: 5.0
Max AfriNIC Region AS path length visible: 57
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1295
Number of AfriNIC addresses announced to Internet: 104719360
Equivalent to 6 /8s, 61 /16s and 228 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & 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 11777 8759 112 CHINAMOBILE-CN China Mobile Communication
7545 6140 839 617 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4460 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4375 535 311 BBIL-AP BHARTI Airtel Ltd., IN
7552 3915 1332 27 VIETEL-AS-AP Viettel Group, VN
7713 3721 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3290 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2902 862 519 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2649 811 177 CMNET-JIANGSU-AP China Mobile communicati
4755 2186 434 192 TATACOMM-AS TATA Communications formerly
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 13666 40960 5262 AMAZON-02, US
174 5310 8769 848 COGENT-174, US
11492 4788 317 606 CABLEONE, US
7155 3857 286 85 VIASAT-SP-BACKBONE, US
6327 3634 1320 82 SHAW, CA
22773 3340 3034 167 ASN-CXA-ALL-CCI-22773-RDC, US
749 3225 54767 2476 DNIC-AS-00749, US
396982 3194 3854 431 GOOGLE-CLOUD-PLATFORM, US
16625 3028 1282 2221 AKAMAI-AS, US
4155 2862 217 1728 USDA-1, US
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
12479 7647 1713 150 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4037 3395 128 AKAMAI-ASN1, NL
9009 3782 360 2105 M247, RO
12389 3117 2317 873 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2402 361 582 TELLCOM-AS, TR
212238 2333 166 1703 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1563 1852 14 TE-AS TE-AS, EG
203020 1475 164 648 HOSTROYALE, IN
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 12337 3255 574 UNINET, MX
10620 3513 481 1023 Telmex Colombia S.A., CO
13999 2530 538 352 Mega Cable, S.A. de C.V., MX
11830 1987 369 64 Instituto Costarricense de Electricidad y
28573 1368 2435 268 Claro NXT Telecomunicacoes Ltda, BR
3816 1346 787 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1197 371 22 Telefonica del Peru S.A.A., PE
11664 1190 278 33 Techtel LMDS Comunicaciones Interactivas
22884 1055 67 379 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1022 373 162 Axtel, S.A.B. de C.V., MX
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1673 633 33 RAYA-AS, EG
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
20011 1297 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36992 1200 1476 335 ETISALAT-MISR, EG
36935 819 520 40 Vodafone-, EG
37069 702 1112 11 MOBINIL, EG
24863 646 389 22 LINKdotNET-AS, EG
36914 570 82 3 KENET-AS, KE
3741 563 661 320 IS, ZA
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 13666 40960 5262 AMAZON-02, US
8151 12337 3255 574 UNINET, MX
9808 11777 8759 112 CHINAMOBILE-CN China Mobile Communication
12479 7647 1713 150 UNI2-AS, ES
7545 6140 839 617 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5310 8769 848 COGENT-174, US
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4788 317 606 CABLEONE, US
18403 4460 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4375 535 311 BBIL-AP BHARTI Airtel Ltd., IN
Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
8151 12337 11763 UNINET, MX
9808 11777 11665 CHINAMOBILE-CN China Mobile Communications Grou
12479 7647 7497 UNI2-AS, ES
7545 6140 5523 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
174 5310 4462 COGENT-174, US
18403 4460 4435 FPT-AS-AP FPT Telecom Company, VN
11492 4788 4182 CABLEONE, US
9498 4375 4064 BBIL-AP BHARTI Airtel Ltd., IN
20940 4037 3909 AKAMAI-ASN1, NL
Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
22542 UNALLOCATED 8.7.205.0/24 3356 LEVEL3, US
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
393266 UNALLOCATED 8.23.52.0/24 46887 CROWNCASTLE-AS46887, US
398074 UNALLOCATED 8.28.115.0/24 32787 PROLEXIC-TECHNOLOGIES-D
396894 UNALLOCATED 8.28.201.0/24 46887 CROWNCASTLE-AS46887, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 6461 ZAYO-6461, US
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US
Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
14.192.20.0/22 Origin: 26658 HENGTONG-IDC-LLC, US
14.192.20.0/22 Transit: 6939 HURRICANE, US
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, US
23.141.0.0/24 Origin: 395350 RESERVED, ZZ
23.141.0.0/24 Transit: 11426 TWC-11426-CAROLINAS, US
23.142.24.0/24 Origin: 62164 HEYMMAN-2, CA
23.142.24.0/24 Transit: 64236 UNREAL-SERVERS, US
23.147.224.0/24 Origin: 27392 639-DATACENTERS, US
23.147.224.0/24 Transit: 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/RENU/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 /10:41 /11:92 /12:298
/13:582 /14:1214 /15:2160 /16:13824 /17:8289 /18:13659
/19:24659 /20:44232 /21:52472 /22:112634 /23:106739 /24:624311
/25:0 /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
12479 6581 7647 UNI2-AS, ES
8151 6532 12337 UNINET, MX
11492 3582 4788 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3432 3634 SHAW, CA
7155 2816 3857 VIASAT-SP-BACKBONE, US
22773 2492 3340 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2342 13666 AMAZON-02, US
30036 2267 2608 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2200 3513 Telmex Colombia S.A., CO
Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2412 2:1526 3:851 4:10 5:5006 6:163
7:6 8:1574 9:1 11:172 12:1337 13:457
14:2558 15:366 16:285 17:377 18:898 20:563
21:4 22:188 23:7744 24:2815 25:2 27:2819
29:19 31:3366 32:43 33:1 34:84 35:256
36:3524 37:4597 38:10585 39:908 40:253 41:4323
42:1958 43:2691 44:376 45:19268 46:5122 47:335
49:1923 50:1948 51:592 52:1555 54:324 55:1108
56:11 57:282 58:2187 59:1253 60:1176 61:2920
62:2981 63:1807 64:5582 65:2181 66:4797 67:3142
68:1087 69:4035 70:1045 71:631 72:2945 74:2807
75:1523 76:608 77:2852 78:1902 79:1715 80:2212
81:2093 82:3181 83:1443 84:1888 85:3457 86:1083
87:2395 88:1332 89:4415 90:774 91:8492 92:2758
93:2951 94:4092 95:4433 96:1503 97:310 98:962
99:697 100:72 101:1426 102:4173 103:32338 104:5272
105:1149 106:974 107:2638 108:1267 109:4202 110:2229
111:3290 112:2219 113:1862 114:1962 115:2266 116:2113
117:2561 118:2913 119:1929 120:2136 121:1329 122:2808
123:2452 124:1652 125:2899 126:91 128:1610 129:989
130:1317 131:2097 132:773 133:450 134:1589 135:396
136:1440 137:1144 138:3004 139:1578 140:1645 141:1525
142:1936 143:1984 144:1181 145:565 146:2186 147:2103
148:2714 149:3000 150:1236 151:2226 152:2096 153:591
154:7817 155:1850 156:3033 157:1930 158:1343 159:2497
160:3692 161:1900 162:3906 163:2251 164:1896 165:2110
166:1511 167:2042 168:4153 169:786 170:5351 171:1004
172:4437 173:3409 174:918 175:1319 176:3776 177:5373
178:4029 179:2505 180:2641 181:4244 182:3496 183:2225
184:2128 185:21751 186:5555 187:4875 188:4294 189:4514
190:9802 191:1576 192:11334 193:9508 194:7846 195:5664
196:3643 197:3688 198:6132 199:8611 200:8521 201:6511
202:10439 203:10701 204:4598 205:3631 206:4510 207:3508
208:4288 209:5163 210:4653 211:2589 212:4586 213:3833
214:1037 215:46 216:6824 217:3221 218:1379 219:403
220:2136 221:1187 222:709 223:2643
End of report
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