[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Jul 20 18:43:54 UTC 2025
IPv4 R&E Routing Table Report 18:40 GMT Sun 20 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: 1007506
Prefixes after maximum aggregation (per Origin AS): 383188
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 487070
Number of IPv4 prefixes with a valid ROA: 567525
Number of IPv4 prefixes with an invalid ROA: 508
Number of IPv4 prefixes with no ROA: 439473
Total ASes present in the Internet Routing Table: 77044
Prefixes per ASN: 13.08
Origin-only ASes present in the Internet Routing Table: 65967
Origin ASes announcing only one prefix: 26567
Transit ASes present in the Internet Routing Table: 11077
Transit-only ASes present in the Internet Routing Table: 560
Paths with bogon ASNs present in the IPv4 Routing Table: 42
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: 1164
Number of instances of unregistered ASNs: 1209
Number of 32-bit ASNs allocated by the RIRs: 46910
Number of 32-bit ASNs visible in the Routing Table: 38615
Prefixes from 32-bit ASNs in the Routing Table: 212166
Number of bogon 32-bit ASNs visible in the Routing Table: 117
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 434
Number of addresses announced to Internet: 3107444736
Equivalent to 185 /8s, 55 /16s and 216 /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: 331366
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 263353
Total APNIC prefixes after maximum aggregation: 77764
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 254146
Unique aggregates announced from the APNIC address blocks: 105013
APNIC Region origin ASes present in the Internet Routing Table: 14692
APNIC Prefixes per ASN: 17.30
APNIC Region origin ASes announcing only one prefix: 4486
APNIC Region transit ASes present in the Internet Routing Table: 1975
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: 749402880
Equivalent to 44 /8s, 170 /16s and 251 /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: 294371
Total ARIN prefixes after maximum aggregation: 131923
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 296345
Unique aggregates announced from the ARIN address blocks: 141009
ARIN Region origin ASes present in the Internet Routing Table: 19222
ARIN Prefixes per ASN: 15.42
ARIN Region origin ASes announcing only one prefix: 7042
ARIN Region transit ASes present in the Internet Routing Table: 1985
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: 1349246464
Equivalent to 80 /8s, 107 /16s and 222 /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: 279507
Total RIPE prefixes after maximum aggregation: 136093
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 278272
Unique aggregates announced from the RIPE address blocks: 177584
RIPE Region origin ASes present in the Internet Routing Table: 28995
RIPE Prefixes per ASN: 9.60
RIPE Region origin ASes announcing only one prefix: 12043
RIPE Region transit ASes present in the Internet Routing Table: 3982
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: 12584
Number of RIPE addresses announced to Internet: 732312832
Equivalent to 43 /8s, 166 /16s and 53 /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: 132211
Total LACNIC prefixes after maximum aggregation: 29726
LACNIC Deaggregation factor: 4.45
Prefixes being announced from the LACNIC address blocks: 128457
Unique aggregates announced from the LACNIC address blocks: 49163
LACNIC Region origin ASes present in the Internet Routing Table: 11254
LACNIC Prefixes per ASN: 11.41
LACNIC Region origin ASes announcing only one prefix: 2321
LACNIC Region transit ASes present in the Internet Routing Table: 2558
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: 9222
Number of LACNIC addresses announced to Internet: 171196672
Equivalent to 10 /8s, 52 /16s and 65 /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: 36900
Total AfriNIC prefixes after maximum aggregation: 6927
AfriNIC Deaggregation factor: 5.33
Prefixes being announced from the AfriNIC address blocks: 49852
Unique aggregates announced from the AfriNIC address blocks: 13929
AfriNIC Region origin ASes present in the Internet Routing Table: 1932
AfriNIC Prefixes per ASN: 25.80
AfriNIC Region origin ASes announcing only one prefix: 675
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: 1298
Number of AfriNIC addresses announced to Internet: 105040384
Equivalent to 6 /8s, 66 /16s and 202 /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 840 616 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4475 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4445 535 311 BBIL-AP BHARTI Airtel Ltd., IN
7552 3918 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 13690 40976 5286 AMAZON-02, US
174 5289 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 3223 54766 2474 DNIC-AS-00749, US
396982 3196 3855 432 GOOGLE-CLOUD-PLATFORM, US
16625 3032 1283 2217 AKAMAI-AS, US
4155 2861 217 1730 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 1551 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 12351 3259 574 UNINET, MX
10620 3514 482 1020 Telmex Colombia S.A., CO
13999 2535 544 355 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 1070 68 371 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 1732 660 28 RAYA-AS, EG
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
20011 1298 204 345 INTERNET-SOLUTIONS, ZA
36992 1256 1484 342 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
24863 1212 389 22 LINKdotNET-AS, EG
37069 1101 1112 11 MOBINIL, EG
36935 822 520 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 13690 40976 5286 AMAZON-02, US
8151 12351 3259 574 UNINET, MX
9808 11819 8759 112 CHINAMOBILE-CN China Mobile Communication
12479 7602 1712 148 UNI2-AS, ES
7545 6153 840 616 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5289 8772 862 COGENT-174, US
11492 4813 319 611 CABLEONE, US
39891 4798 293 63 ALJAWWALSTC-AS, SA
18403 4475 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 12351 11777 UNINET, MX
9808 11819 11707 CHINAMOBILE-CN China Mobile Communications Grou
12479 7602 7454 UNI2-AS, ES
7545 6153 5537 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4475 4450 FPT-AS-AP FPT Telecom Company, VN
174 5289 4427 COGENT-174, US
11492 4813 4202 CABLEONE, US
9498 4445 4134 BBIL-AP BHARTI Airtel Ltd., IN
7552 3918 3891 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 /15:2170 /16:13854 /17:8292 /18:13674
/19:24737 /20:44581 /21:52518 /22:113033 /23:106819 /24:625570
/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 12351 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 13690 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 5:5025 6:162
7:6 8:1572 9:1 11:172 12:1335 13:460
14:2562 15:366 16:286 17:379 18:896 20:565
21:4 22:188 23:7759 24:2818 25:2 27:2826
29:19 31:3378 32:43 33:1 34:84 35:257
36:3629 37:4588 38:10600 39:911 40:253 41:4388
42:1973 43:2697 44:376 45:19359 46:5103 47:336
49:1908 50:1948 51:592 52:1554 54:327 55:1112
56:11 57:283 58:2184 59:1321 60:1183 61:2921
62:3004 63:1811 64:5580 65:2179 66:4806 67:3142
68:1097 69:4047 70:1046 71:631 72:2946 74:2817
75:1523 76:602 77:2848 78:1904 79:1699 80:2213
81:2072 82:3193 83:1446 84:1889 85:3463 86:1087
87:2387 88:1329 89:4432 90:779 91:8494 92:2715
93:2955 94:4085 95:4422 96:1501 97:309 98:955
99:695 100:71 101:1427 102:4198 103:32336 104:5221
105:1063 106:969 107:2640 108:1191 109:4231 110:2232
111:3315 112:2238 113:1864 114:1963 115:2269 116:2106
117:2579 118:2913 119:1914 120:2161 121:1330 122:2815
123:2417 124:1665 125:2883 126:91 128:1616 129:991
130:1322 131:2126 132:777 133:450 134:1649 135:396
136:1460 137:1139 138:2983 139:1576 140:1639 141:1509
142:1930 143:2025 144:1175 145:568 146:2177 147:2104
148:2719 149:2989 150:1268 151:2234 152:2092 153:591
154:7869 155:1866 156:3103 157:1949 158:1351 159:2505
160:3691 161:1938 162:3870 163:2266 164:1873 165:2379
166:1521 167:2043 168:4162 169:794 170:5353 171:1006
172:4260 173:3414 174:919 175:1319 176:3783 177:5343
178:4014 179:2504 180:2636 181:4287 182:3511 183:2232
184:2121 185:21795 186:5535 187:4913 188:4306 189:4508
190:9835 191:1589 192:11341 193:9522 194:7847 195:5671
196:3664 197:3739 198:6140 199:8608 200:8555 201:6511
202:10454 203:10733 204:4664 205:3619 206:4501 207:3525
208:4290 209:5186 210:4660 211:2591 212:4590 213:3856
214:1021 215:46 216:6821 217:3243 218:1381 219:403
220:2141 221:1193 222:739 223:2708
End of report
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