[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Jul 19 18:43:43 UTC 2025
IPv4 R&E Routing Table Report 18:40 GMT Sat 19 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: 1007333
Prefixes after maximum aggregation (per Origin AS): 383132
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 487018
Number of IPv4 prefixes with a valid ROA: 567494
Number of IPv4 prefixes with an invalid ROA: 486
Number of IPv4 prefixes with no ROA: 439347
Total ASes present in the Internet Routing Table: 77050
Prefixes per ASN: 13.07
Origin-only ASes present in the Internet Routing Table: 65968
Origin ASes announcing only one prefix: 26569
Transit ASes present in the Internet Routing Table: 11082
Transit-only ASes present in the Internet Routing Table: 560
Paths with bogon ASNs present in the IPv4 Routing Table: 44
Average AS path length visible in the Internet Routing Table: 5.1
Max AS path length visible: 57
Max AS path prepend of ASN ( 37447) 54
Prefixes from unregistered ASNs in the Routing Table: 1173
Number of instances of unregistered ASNs: 1220
Number of 32-bit ASNs allocated by the RIRs: 46890
Number of 32-bit ASNs visible in the Routing Table: 38617
Prefixes from 32-bit ASNs in the Routing Table: 212113
Number of bogon 32-bit ASNs visible in the Routing Table: 121
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 446
Number of addresses announced to Internet: 3107406336
Equivalent to 185 /8s, 55 /16s and 66 /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: 331340
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 263239
Total APNIC prefixes after maximum aggregation: 77748
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 254050
Unique aggregates announced from the APNIC address blocks: 105015
APNIC Region origin ASes present in the Internet Routing Table: 14697
APNIC Prefixes per ASN: 17.29
APNIC Region origin ASes announcing only one prefix: 4490
APNIC Region transit ASes present in the Internet Routing Table: 1973
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: 10253
Number of APNIC addresses announced to Internet: 749394176
Equivalent to 44 /8s, 170 /16s and 217 /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: 294341
Total ARIN prefixes after maximum aggregation: 131900
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 296375
Unique aggregates announced from the ARIN address blocks: 141020
ARIN Region origin ASes present in the Internet Routing Table: 19219
ARIN Prefixes per ASN: 15.42
ARIN Region origin ASes announcing only one prefix: 7039
ARIN Region transit ASes present in the Internet Routing Table: 1986
Average ARIN Region AS path length visible: 4.8
Max ARIN Region AS path length visible: 35
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5256
Number of ARIN addresses announced to Internet: 1349336320
Equivalent to 80 /8s, 109 /16s and 61 /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: 279464
Total RIPE prefixes after maximum aggregation: 136086
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 278182
Unique aggregates announced from the RIPE address blocks: 177521
RIPE Region origin ASes present in the Internet Routing Table: 28996
RIPE Prefixes per ASN: 9.59
RIPE Region origin ASes announcing only one prefix: 12039
RIPE Region transit ASes present in the Internet Routing Table: 3985
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 33
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12587
Number of RIPE addresses announced to Internet: 732272896
Equivalent to 43 /8s, 165 /16s and 153 /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: 132240
Total LACNIC prefixes after maximum aggregation: 29738
LACNIC Deaggregation factor: 4.45
Prefixes being announced from the LACNIC address blocks: 128455
Unique aggregates announced from the LACNIC address blocks: 49158
LACNIC Region origin ASes present in the Internet Routing Table: 11259
LACNIC Prefixes per ASN: 11.41
LACNIC Region origin ASes announcing only one prefix: 2328
LACNIC Region transit ASes present in the Internet Routing Table: 2562
Average LACNIC Region AS path length visible: 5.7
Max LACNIC Region AS path length visible: 56
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9226
Number of LACNIC addresses announced to Internet: 171085312
Equivalent to 10 /8s, 50 /16s and 142 /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: 36876
Total AfriNIC prefixes after maximum aggregation: 6905
AfriNIC Deaggregation factor: 5.34
Prefixes being announced from the AfriNIC address blocks: 49825
Unique aggregates announced from the AfriNIC address blocks: 13930
AfriNIC Region origin ASes present in the Internet Routing Table: 1931
AfriNIC Prefixes per ASN: 25.80
AfriNIC Region origin ASes announcing only one prefix: 673
AfriNIC Region transit ASes present in the Internet Routing Table: 386
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: 105070080
Equivalent to 6 /8s, 67 /16s and 62 /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 11819 8759 112 CHINAMOBILE-CN China Mobile Communication
7545 6153 840 617 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4479 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4445 535 311 BBIL-AP BHARTI Airtel Ltd., IN
7552 3875 1332 27 VIETEL-AS-AP Viettel Group, VN
7713 3704 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3297 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2905 863 520 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2736 811 177 CMNET-JIANGSU-AP China Mobile communicati
4755 2185 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 13693 40975 5282 AMAZON-02, US
174 5290 8772 862 COGENT-174, US
11492 4813 319 611 CABLEONE, US
7155 3855 286 85 VIASAT-SP-BACKBONE, US
6327 3634 1320 82 SHAW, CA
22773 3339 3031 165 ASN-CXA-ALL-CCI-22773-RDC, US
749 3226 54766 2477 DNIC-AS-00749, US
396982 3196 3855 432 GOOGLE-CLOUD-PLATFORM, US
16625 3033 1283 2218 AKAMAI-AS, US
4155 2865 217 1732 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 7602 1712 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4010 3395 128 AKAMAI-ASN1, NL
9009 3788 361 2105 M247, RO
12389 3120 2317 873 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2403 361 583 TELLCOM-AS, TR
212238 2322 164 1690 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1550 1852 14 TE-AS TE-AS, EG
203020 1475 163 648 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 12348 3255 574 UNINET, MX
10620 3514 482 1020 Telmex Colombia S.A., CO
13999 2529 511 349 Mega Cable, S.A. de C.V., MX
11830 1987 369 64 Instituto Costarricense de Electricidad y
28573 1370 2435 268 Claro NXT Telecomunicacoes Ltda, BR
3816 1346 787 205 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1201 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1194 371 22 Telefonica del Peru S.A.A., PE
22884 1069 68 372 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1019 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 1733 660 28 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 1221 1482 324 ETISALAT-MISR, EG
24863 1213 389 22 LINKdotNET-AS, EG
37069 1101 1112 11 MOBINIL, EG
36935 822 520 43 Vodafone-, EG
36914 578 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 13693 40975 5282 AMAZON-02, US
8151 12348 3255 574 UNINET, MX
9808 11819 8759 112 CHINAMOBILE-CN China Mobile Communication
12479 7602 1712 148 UNI2-AS, ES
7545 6153 840 617 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5290 8772 862 COGENT-174, US
11492 4813 319 611 CABLEONE, US
39891 4798 293 63 ALJAWWALSTC-AS, SA
18403 4479 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4445 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 12348 11774 UNINET, MX
9808 11819 11707 CHINAMOBILE-CN China Mobile Communications Grou
12479 7602 7454 UNI2-AS, ES
7545 6153 5536 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4479 4454 FPT-AS-AP FPT Telecom Company, VN
174 5290 4428 COGENT-174, US
11492 4813 4202 CABLEONE, US
9498 4445 4134 BBIL-AP BHARTI Airtel Ltd., IN
20940 4010 3882 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: 21859 ZEN-ECN, 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 /14:1215 /15:2170 /16:13853 /17:8290 /18:13673
/19:24732 /20:44578 /21:52498 /22:113026 /23:106790 /24:625465
/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 6544 7602 UNI2-AS, ES
8151 6539 12348 UNINET, MX
11492 3606 4813 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3432 3634 SHAW, CA
7155 2814 3855 VIASAT-SP-BACKBONE, US
22773 2493 3339 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2353 13693 AMAZON-02, US
30036 2270 2611 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2201 3514 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)
----------------------------------------------
1:2423 2:1524 3:854 4:10 5:5020 6:163
7:6 8:1572 9:1 11:172 12:1335 13:458
14:2562 15:365 16:286 17:379 18:895 20:565
21:4 22:188 23:7762 24:2818 25:2 27:2821
29:19 31:3380 32:43 33:1 34:84 35:257
36:3629 37:4591 38:10606 39:911 40:253 41:4398
42:1982 43:2697 44:376 45:19355 46:5107 47:336
49:1908 50:1952 51:592 52:1555 54:327 55:1113
56:11 57:283 58:2184 59:1321 60:1174 61:2921
62:3004 63:1810 64:5582 65:2181 66:4805 67:3141
68:1097 69:4046 70:1046 71:631 72:2945 74:2816
75:1523 76:602 77:2849 78:1905 79:1695 80:2214
81:2072 82:3198 83:1441 84:1890 85:3462 86:1086
87:2387 88:1329 89:4429 90:779 91:8498 92:2707
93:2954 94:4080 95:4422 96:1499 97:310 98:955
99:696 100:71 101:1426 102:4199 103:32343 104:5221
105:1053 106:969 107:2640 108:1191 109:4219 110:2234
111:3314 112:2238 113:1864 114:1961 115:2269 116:2105
117:2579 118:2910 119:1914 120:2161 121:1330 122:2815
123:2418 124:1665 125:2883 126:91 128:1616 129:990
130:1324 131:2125 132:776 133:450 134:1650 135:396
136:1458 137:1138 138:2997 139:1577 140:1639 141:1518
142:1931 143:2020 144:1179 145:568 146:2178 147:2104
148:2720 149:2990 150:1234 151:2232 152:2088 153:591
154:7846 155:1866 156:3113 157:1950 158:1351 159:2510
160:3693 161:1938 162:3876 163:2264 164:1875 165:2373
166:1522 167:2046 168:4161 169:794 170:5350 171:1003
172:4243 173:3415 174:919 175:1320 176:3781 177:5354
178:4013 179:2501 180:2635 181:4284 182:3506 183:2232
184:2122 185:21798 186:5545 187:4911 188:4304 189:4506
190:9836 191:1598 192:11341 193:9515 194:7847 195:5669
196:3664 197:3738 198:6134 199:8610 200:8543 201:6512
202:10452 203:10735 204:4661 205:3619 206:4505 207:3522
208:4291 209:5183 210:4632 211:2591 212:4586 213:3857
214:1022 215:46 216:6820 217:3243 218:1381 219:403
220:2140 221:1193 222:739 223:2708
End of report
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