[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Jul 27 18:43:54 UTC 2025
IPv4 R&E Routing Table Report 18:40 GMT Sun 27 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: 1009096
Prefixes after maximum aggregation (per Origin AS): 383808
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 487817
Number of IPv4 prefixes with a valid ROA: 568912
Number of IPv4 prefixes with an invalid ROA: 556
Number of IPv4 prefixes with no ROA: 439625
Total ASes present in the Internet Routing Table: 77104
Prefixes per ASN: 13.09
Origin-only ASes present in the Internet Routing Table: 66025
Origin ASes announcing only one prefix: 26583
Transit ASes present in the Internet Routing Table: 11079
Transit-only ASes present in the Internet Routing Table: 561
Paths with bogon ASNs present in the IPv4 Routing Table: 45
Average AS path length visible in the Internet Routing Table: 5.0
Max AS path length visible: 57
Max AS path prepend of ASN ( 37447) 54
Prefixes from unregistered ASNs in the Routing Table: 1189
Number of instances of unregistered ASNs: 1237
Number of 32-bit ASNs allocated by the RIRs: 46959
Number of 32-bit ASNs visible in the Routing Table: 38692
Prefixes from 32-bit ASNs in the Routing Table: 213038
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: 469
Number of addresses announced to Internet: 3107520768
Equivalent to 185 /8s, 57 /16s and 1 /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: 331860
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 264174
Total APNIC prefixes after maximum aggregation: 77942
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 255040
Unique aggregates announced from the APNIC address blocks: 105137
APNIC Region origin ASes present in the Internet Routing Table: 14707
APNIC Prefixes per ASN: 17.34
APNIC Region origin ASes announcing only one prefix: 4484
APNIC Region transit ASes present in the Internet Routing Table: 1966
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: 10268
Number of APNIC addresses announced to Internet: 749441792
Equivalent to 44 /8s, 171 /16s and 147 /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: 294578
Total ARIN prefixes after maximum aggregation: 132070
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 296577
Unique aggregates announced from the ARIN address blocks: 141182
ARIN Region origin ASes present in the Internet Routing Table: 19231
ARIN Prefixes per ASN: 15.42
ARIN Region origin ASes announcing only one prefix: 7040
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: 5263
Number of ARIN addresses announced to Internet: 1349320704
Equivalent to 80 /8s, 109 /16s and 0 /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: 279475
Total RIPE prefixes after maximum aggregation: 136306
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 278155
Unique aggregates announced from the RIPE address blocks: 178066
RIPE Region origin ASes present in the Internet Routing Table: 29000
RIPE Prefixes per ASN: 9.59
RIPE Region origin ASes announcing only one prefix: 12054
RIPE Region transit ASes present in the Internet Routing Table: 3989
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: 12612
Number of RIPE addresses announced to Internet: 732223232
Equivalent to 43 /8s, 164 /16s and 215 /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: 132508
Total LACNIC prefixes after maximum aggregation: 29771
LACNIC Deaggregation factor: 4.45
Prefixes being announced from the LACNIC address blocks: 128705
Unique aggregates announced from the LACNIC address blocks: 49088
LACNIC Region origin ASes present in the Internet Routing Table: 11274
LACNIC Prefixes per ASN: 11.42
LACNIC Region origin ASes announcing only one prefix: 2338
LACNIC Region transit ASes present in the Internet Routing Table: 2551
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: 9241
Number of LACNIC addresses announced to Internet: 171161600
Equivalent to 10 /8s, 51 /16s and 184 /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: 37172
Total AfriNIC prefixes after maximum aggregation: 6955
AfriNIC Deaggregation factor: 5.34
Prefixes being announced from the AfriNIC address blocks: 50150
Unique aggregates announced from the AfriNIC address blocks: 13962
AfriNIC Region origin ASes present in the Internet Routing Table: 1943
AfriNIC Prefixes per ASN: 25.81
AfriNIC Region origin ASes announcing only one prefix: 667
AfriNIC Region transit ASes present in the Internet Routing Table: 389
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: 1308
Number of AfriNIC addresses announced to Internet: 105120512
Equivalent to 6 /8s, 68 /16s and 3 /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 12055 8759 112 CHINAMOBILE-CN China Mobile Communication
7545 6134 839 614 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4507 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4464 535 311 BBIL-AP BHARTI Airtel Ltd., IN
7552 3910 1332 27 VIETEL-AS-AP Viettel Group, VN
7713 3699 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3298 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2911 864 509 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2814 811 177 CMNET-JIANGSU-AP China Mobile communicati
4755 2180 429 188 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 13681 40973 5276 AMAZON-02, US
174 5302 8772 862 COGENT-174, US
11492 4819 319 605 CABLEONE, US
7155 3855 286 85 VIASAT-SP-BACKBONE, US
6327 3634 1320 82 SHAW, CA
22773 3340 3029 165 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 1727 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 4007 3395 128 AKAMAI-ASN1, NL
9009 3819 362 2131 M247, RO
12389 3116 2315 870 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2404 361 584 TELLCOM-AS, TR
212238 2322 164 1690 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1584 1852 14 TE-AS TE-AS, EG
203020 1523 191 672 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 12361 3260 574 UNINET, MX
10620 3484 474 1024 Telmex Colombia S.A., CO
13999 2525 511 349 Mega Cable, S.A. de C.V., MX
11830 1987 369 64 Instituto Costarricense de Electricidad y
28573 1372 2435 269 Claro NXT Telecomunicacoes Ltda, BR
3816 1351 788 208 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1207 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1187 371 22 Telefonica del Peru S.A.A., PE
22884 1071 68 370 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 1709 660 28 RAYA-AS, EG
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
36992 1315 1490 358 ETISALAT-MISR, EG
20011 1298 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
24863 1229 389 20 LINKdotNET-AS, EG
37069 1086 1112 11 MOBINIL, EG
36935 848 520 43 Vodafone-, EG
36914 574 82 3 KENET-AS, KE
3741 562 661 320 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 13681 40973 5276 AMAZON-02, US
8151 12361 3260 574 UNINET, MX
9808 12055 8759 112 CHINAMOBILE-CN China Mobile Communication
12479 7594 1712 148 UNI2-AS, ES
7545 6134 839 614 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5302 8772 862 COGENT-174, US
11492 4819 319 605 CABLEONE, US
39891 4798 293 63 ALJAWWALSTC-AS, SA
18403 4507 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4464 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 12055 11943 CHINAMOBILE-CN China Mobile Communications Grou
8151 12361 11787 UNINET, MX
12479 7594 7446 UNI2-AS, ES
7545 6134 5520 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4507 4482 FPT-AS-AP FPT Telecom Company, VN
174 5302 4440 COGENT-174, US
11492 4819 4214 CABLEONE, US
9498 4464 4153 BBIL-AP BHARTI Airtel Ltd., IN
7552 3910 3883 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 /16:13861 /17:8291 /18:13685
/19:24744 /20:44530 /21:52517 /22:113181 /23:106984 /24:626876
/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
8151 6550 12361 UNINET, MX
12479 6542 7594 UNI2-AS, ES
11492 3611 4819 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3432 3634 SHAW, CA
7155 2814 3855 VIASAT-SP-BACKBONE, US
22773 2493 3340 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2348 13681 AMAZON-02, US
30036 2268 2609 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2195 3484 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)
----------------------------------------------
1:2425 2:1521 3:858 4:10 5:5005 6:163
7:6 8:1576 9:1 11:172 12:1340 13:463
14:2575 15:367 16:286 17:375 18:897 20:566
21:4 22:188 23:7784 24:2816 25:2 27:2807
29:19 31:3387 32:43 33:1 34:84 35:257
36:3841 37:4582 38:10667 39:940 40:248 41:4429
42:2002 43:2711 44:382 45:19386 46:5110 47:336
49:1919 50:2008 51:592 52:1554 54:325 55:1110
56:11 57:284 58:2183 59:1337 60:1171 61:2927
62:3019 63:1804 64:5593 65:2171 66:4827 67:3150
68:1094 69:4032 70:1044 71:629 72:2949 74:2833
75:1522 76:606 77:2867 78:1902 79:1695 80:2220
81:2077 82:3187 83:1441 84:1895 85:3477 86:1090
87:2387 88:1326 89:4423 90:778 91:8503 92:2712
93:2961 94:4082 95:4422 96:1505 97:310 98:954
99:693 100:71 101:1434 102:4340 103:32353 104:5251
105:1075 106:972 107:2656 108:1277 109:4231 110:2230
111:3345 112:2284 113:1862 114:1976 115:2273 116:2114
117:2620 118:2915 119:1920 120:2177 121:1332 122:2819
123:2419 124:1677 125:2877 126:91 128:1619 129:992
130:1327 131:2136 132:773 133:450 134:1599 135:397
136:1469 137:1144 138:3001 139:1579 140:1630 141:1511
142:1937 143:1969 144:1169 145:571 146:2189 147:2096
148:2734 149:2988 150:1288 151:2217 152:2072 153:590
154:7864 155:1859 156:3108 157:1947 158:1355 159:2526
160:3662 161:1936 162:3893 163:2264 164:1899 165:2415
166:1527 167:2041 168:4166 169:789 170:5362 171:1002
172:4243 173:3411 174:917 175:1323 176:3794 177:5396
178:4011 179:2483 180:2620 181:4290 182:3528 183:2263
184:2117 185:21778 186:5574 187:4911 188:4289 189:4537
190:9844 191:1591 192:11338 193:9517 194:7843 195:5667
196:3653 197:3720 198:6137 199:8622 200:8605 201:6522
202:10475 203:10744 204:4649 205:3608 206:4504 207:3526
208:4284 209:5180 210:4696 211:2600 212:4585 213:3842
214:1022 215:48 216:6803 217:3259 218:1389 219:405
220:2142 221:1203 222:740 223:2742
End of report
More information about the ren-bgp-stats-all
mailing list