[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Jul 23 18:44:03 UTC 2025
IPv4 R&E Routing Table Report 18:40 GMT Wed 23 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: 1008239
Prefixes after maximum aggregation (per Origin AS): 383378
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 487337
Number of IPv4 prefixes with a valid ROA: 568210
Number of IPv4 prefixes with an invalid ROA: 479
Number of IPv4 prefixes with no ROA: 439550
Total ASes present in the Internet Routing Table: 77069
Prefixes per ASN: 13.08
Origin-only ASes present in the Internet Routing Table: 65992
Origin ASes announcing only one prefix: 26572
Transit ASes present in the Internet Routing Table: 11077
Transit-only ASes present in the Internet Routing Table: 556
Paths with bogon ASNs present in the IPv4 Routing Table: 46
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: 1191
Number of instances of unregistered ASNs: 1240
Number of 32-bit ASNs allocated by the RIRs: 46887
Number of 32-bit ASNs visible in the Routing Table: 38652
Prefixes from 32-bit ASNs in the Routing Table: 212653
Number of bogon 32-bit ASNs visible in the Routing Table: 125
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 484
Number of addresses announced to Internet: 3107502336
Equivalent to 185 /8s, 56 /16s and 185 /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: 331578
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 263799
Total APNIC prefixes after maximum aggregation: 77799
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 254607
Unique aggregates announced from the APNIC address blocks: 105073
APNIC Region origin ASes present in the Internet Routing Table: 14694
APNIC Prefixes per ASN: 17.33
APNIC Region origin ASes announcing only one prefix: 4486
APNIC Region transit ASes present in the Internet Routing Table: 1971
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: 10252
Number of APNIC addresses announced to Internet: 749415424
Equivalent to 44 /8s, 171 /16s and 44 /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: 294530
Total ARIN prefixes after maximum aggregation: 131960
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 296579
Unique aggregates announced from the ARIN address blocks: 141208
ARIN Region origin ASes present in the Internet Routing Table: 19224
ARIN Prefixes per ASN: 15.43
ARIN Region origin ASes announcing only one prefix: 7037
ARIN Region transit ASes present in the Internet Routing Table: 1980
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: 5259
Number of ARIN addresses announced to Internet: 1349403904
Equivalent to 80 /8s, 110 /16s and 69 /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: 279506
Total RIPE prefixes after maximum aggregation: 136118
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 278112
Unique aggregates announced from the RIPE address blocks: 177572
RIPE Region origin ASes present in the Internet Routing Table: 28997
RIPE Prefixes per ASN: 9.59
RIPE Region origin ASes announcing only one prefix: 12055
RIPE Region transit ASes present in the Internet Routing Table: 3983
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 33
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12604
Number of RIPE addresses announced to Internet: 732192512
Equivalent to 43 /8s, 164 /16s and 95 /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: 132002
Total LACNIC prefixes after maximum aggregation: 29770
LACNIC Deaggregation factor: 4.43
Prefixes being announced from the LACNIC address blocks: 128201
Unique aggregates announced from the LACNIC address blocks: 49082
LACNIC Region origin ASes present in the Internet Routing Table: 11262
LACNIC Prefixes per ASN: 11.38
LACNIC Region origin ASes announcing only one prefix: 2327
LACNIC Region transit ASes present in the Internet Routing Table: 2556
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: 9230
Number of LACNIC addresses announced to Internet: 171094784
Equivalent to 10 /8s, 50 /16s and 179 /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: 37211
Total AfriNIC prefixes after maximum aggregation: 6962
AfriNIC Deaggregation factor: 5.34
Prefixes being announced from the AfriNIC address blocks: 50256
Unique aggregates announced from the AfriNIC address blocks: 14012
AfriNIC Region origin ASes present in the Internet Routing Table: 1943
AfriNIC Prefixes per ASN: 25.87
AfriNIC Region origin ASes announcing only one prefix: 667
AfriNIC Region transit ASes present in the Internet Routing Table: 387
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: 1307
Number of AfriNIC addresses announced to Internet: 105138688
Equivalent to 6 /8s, 68 /16s and 74 /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 11985 8759 113 CHINAMOBILE-CN China Mobile Communication
7545 6134 839 615 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4474 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4463 535 311 BBIL-AP BHARTI Airtel Ltd., IN
7552 3915 1332 27 VIETEL-AS-AP Viettel Group, VN
7713 3703 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3299 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2910 863 508 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2814 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 13677 40974 5280 AMAZON-02, US
174 5293 8771 859 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 166 ASN-CXA-ALL-CCI-22773-RDC, US
749 3223 54766 2474 DNIC-AS-00749, US
396982 3197 3856 433 GOOGLE-CLOUD-PLATFORM, US
16625 3030 1282 2216 AKAMAI-AS, US
4155 2873 218 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 7594 1712 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4006 3395 128 AKAMAI-ASN1, NL
9009 3789 361 2106 M247, RO
12389 3120 2317 873 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2404 361 584 TELLCOM-AS, TR
212238 2319 164 1687 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1593 1852 14 TE-AS TE-AS, EG
203020 1476 163 649 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 12347 3259 576 UNINET, MX
10620 3486 474 1026 Telmex Colombia S.A., CO
13999 2524 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 1205 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1196 371 22 Telefonica del Peru S.A.A., PE
22884 1070 68 369 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1020 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 1728 660 28 RAYA-AS, EG
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
36992 1312 1489 356 ETISALAT-MISR, EG
20011 1298 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
24863 1226 389 20 LINKdotNET-AS, EG
37069 1086 1112 11 MOBINIL, EG
36935 832 520 43 Vodafone-, EG
36914 576 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 13677 40974 5280 AMAZON-02, US
8151 12347 3259 576 UNINET, MX
9808 11985 8759 113 CHINAMOBILE-CN China Mobile Communication
12479 7594 1712 148 UNI2-AS, ES
7545 6134 839 615 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5293 8771 859 COGENT-174, US
11492 4813 319 611 CABLEONE, US
39891 4798 293 63 ALJAWWALSTC-AS, SA
18403 4474 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4463 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
9808 11985 11872 CHINAMOBILE-CN China Mobile Communications Grou
8151 12347 11771 UNINET, MX
12479 7594 7446 UNI2-AS, ES
7545 6134 5519 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4474 4449 FPT-AS-AP FPT Telecom Company, VN
174 5293 4434 COGENT-174, US
11492 4813 4202 CABLEONE, US
9498 4463 4152 BBIL-AP BHARTI Airtel Ltd., IN
7552 3915 3888 VIETEL-AS-AP Viettel Group, VN
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 /15:2169 /16:13857 /17:8290 /18:13676
/19:24740 /20:44520 /21:52506 /22:113100 /23:106830 /24:626293
/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 6542 7594 UNI2-AS, ES
8151 6536 12347 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 2492 3339 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2358 13677 AMAZON-02, US
30036 2275 2616 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2197 3486 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)
----------------------------------------------
1:2418 2:1521 3:858 4:10 5:5023 6:163
7:6 8:1575 9:1 11:172 12:1340 13:463
14:2574 15:365 16:286 17:377 18:896 20:565
21:4 22:188 23:7759 24:2829 25:2 27:2805
29:19 31:3384 32:43 33:1 34:84 35:257
36:3770 37:4582 38:10651 39:926 40:251 41:4435
42:1980 43:2705 44:381 45:19369 46:5096 47:336
49:1916 50:2014 51:592 52:1550 54:323 55:1108
56:11 57:283 58:2183 59:1337 60:1171 61:2928
62:3011 63:1808 64:5594 65:2180 66:4811 67:3147
68:1095 69:4050 70:1040 71:628 72:2947 74:2819
75:1524 76:606 77:2847 78:1903 79:1697 80:2217
81:2063 82:3187 83:1440 84:1892 85:3465 86:1086
87:2385 88:1327 89:4437 90:778 91:8499 92:2716
93:2960 94:4077 95:4425 96:1504 97:309 98:955
99:695 100:71 101:1433 102:4330 103:32367 104:5232
105:1073 106:971 107:2648 108:1273 109:4232 110:2228
111:3333 112:2283 113:1864 114:1974 115:2274 116:2103
117:2611 118:2911 119:1919 120:2164 121:1330 122:2817
123:2419 124:1677 125:2873 126:91 128:1614 129:989
130:1329 131:2122 132:779 133:450 134:1650 135:396
136:1456 137:1141 138:2991 139:1579 140:1637 141:1515
142:1935 143:1964 144:1168 145:570 146:2189 147:2100
148:2723 149:2993 150:1272 151:2229 152:2088 153:590
154:7920 155:1874 156:3127 157:1943 158:1354 159:2517
160:3670 161:1939 162:3867 163:2263 164:1900 165:2397
166:1525 167:2041 168:4145 169:795 170:5349 171:999
172:4247 173:3420 174:918 175:1322 176:3800 177:5334
178:4005 179:2470 180:2615 181:4283 182:3514 183:2247
184:2121 185:21768 186:5525 187:4906 188:4299 189:4511
190:9831 191:1590 192:11346 193:9518 194:7824 195:5667
196:3657 197:3723 198:6138 199:8625 200:8553 201:6476
202:10454 203:10743 204:4659 205:3607 206:4508 207:3527
208:4293 209:5181 210:4685 211:2594 212:4590 213:3844
214:1021 215:48 216:6811 217:3250 218:1389 219:404
220:2143 221:1199 222:739 223:2746
End of report
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