[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Jul 31 18:45:33 UTC 2025
IPv4 R&E Routing Table Report 18:40 GMT Thu 31 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: 1010412
Prefixes after maximum aggregation (per Origin AS): 384194
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 488228
Number of IPv4 prefixes with a valid ROA: 569856
Number of IPv4 prefixes with an invalid ROA: 557
Number of IPv4 prefixes with no ROA: 439999
Total ASes present in the Internet Routing Table: 77113
Prefixes per ASN: 13.10
Origin-only ASes present in the Internet Routing Table: 66156
Origin ASes announcing only one prefix: 26571
Transit ASes present in the Internet Routing Table: 10957
Transit-only ASes present in the Internet Routing Table: 551
Paths with bogon ASNs present in the IPv4 Routing Table: 100
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: 1167
Number of instances of unregistered ASNs: 1201
Number of 32-bit ASNs allocated by the RIRs: 46997
Number of 32-bit ASNs visible in the Routing Table: 38709
Prefixes from 32-bit ASNs in the Routing Table: 212988
Number of bogon 32-bit ASNs visible in the Routing Table: 93
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 457
Number of addresses announced to Internet: 3107904512
Equivalent to 185 /8s, 62 /16s and 220 /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: 332022
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 264778
Total APNIC prefixes after maximum aggregation: 78081
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 255841
Unique aggregates announced from the APNIC address blocks: 105085
APNIC Region origin ASes present in the Internet Routing Table: 14709
APNIC Prefixes per ASN: 17.39
APNIC Region origin ASes announcing only one prefix: 4481
APNIC Region transit ASes present in the Internet Routing Table: 1955
Average APNIC Region AS path length visible: 5.3
Max APNIC Region AS path length visible: 37
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10264
Number of APNIC addresses announced to Internet: 749438976
Equivalent to 44 /8s, 171 /16s and 136 /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: 295124
Total ARIN prefixes after maximum aggregation: 132090
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 296874
Unique aggregates announced from the ARIN address blocks: 141321
ARIN Region origin ASes present in the Internet Routing Table: 19234
ARIN Prefixes per ASN: 15.43
ARIN Region origin ASes announcing only one prefix: 7042
ARIN Region transit ASes present in the Internet Routing Table: 1955
Average ARIN Region AS path length visible: 4.7
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5263
Number of ARIN addresses announced to Internet: 1349429248
Equivalent to 80 /8s, 110 /16s and 168 /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: 279717
Total RIPE prefixes after maximum aggregation: 136488
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 278393
Unique aggregates announced from the RIPE address blocks: 178316
RIPE Region origin ASes present in the Internet Routing Table: 29015
RIPE Prefixes per ASN: 9.59
RIPE Region origin ASes announcing only one prefix: 12047
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: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12625
Number of RIPE addresses announced to Internet: 732412928
Equivalent to 43 /8s, 167 /16s and 188 /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: 132387
Total LACNIC prefixes after maximum aggregation: 29799
LACNIC Deaggregation factor: 4.44
Prefixes being announced from the LACNIC address blocks: 128606
Unique aggregates announced from the LACNIC address blocks: 49134
LACNIC Region origin ASes present in the Internet Routing Table: 11270
LACNIC Prefixes per ASN: 11.41
LACNIC Region origin ASes announcing only one prefix: 2326
LACNIC Region transit ASes present in the Internet Routing Table: 2511
Average LACNIC Region AS path length visible: 5.5
Max LACNIC Region AS path length visible: 56
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9238
Number of LACNIC addresses announced to Internet: 171219456
Equivalent to 10 /8s, 52 /16s and 154 /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: 37239
Total AfriNIC prefixes after maximum aggregation: 6995
AfriNIC Deaggregation factor: 5.32
Prefixes being announced from the AfriNIC address blocks: 50241
Unique aggregates announced from the AfriNIC address blocks: 13993
AfriNIC Region origin ASes present in the Internet Routing Table: 1953
AfriNIC Prefixes per ASN: 25.73
AfriNIC Region origin ASes announcing only one prefix: 675
AfriNIC Region transit ASes present in the Internet Routing Table: 385
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: 1319
Number of AfriNIC addresses announced to Internet: 105153536
Equivalent to 6 /8s, 68 /16s and 132 /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 12376 8759 112 CHINAMOBILE-CN China Mobile Communication
7545 6133 837 619 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4536 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4464 535 311 BBIL-AP BHARTI Airtel Ltd., IN
7552 3908 1332 27 VIETEL-AS-AP Viettel Group, VN
7713 3679 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3302 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2914 864 510 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2886 811 177 CMNET-JIANGSU-AP China Mobile communicati
4755 2172 427 181 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 13691 40976 5286 AMAZON-02, US
174 5292 8770 857 COGENT-174, US
11492 4824 320 606 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 3222 54766 2473 DNIC-AS-00749, US
396982 3200 3856 434 GOOGLE-CLOUD-PLATFORM, US
16625 3050 1292 2225 AKAMAI-AS, US
4155 2892 219 1740 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 7587 1712 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4018 3395 128 AKAMAI-ASN1, NL
9009 3823 363 2137 M247, RO
12389 3116 2315 870 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2404 361 584 TELLCOM-AS, TR
212238 2319 165 1687 CDNEXT, GB
13188 1605 100 37 TRIOLAN, UA
8452 1583 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 12365 3276 576 UNINET, MX
10620 3480 473 1036 Telmex Colombia S.A., CO
13999 2520 511 357 Mega Cable, S.A. de C.V., MX
11830 1984 369 64 Instituto Costarricense de Electricidad y
28573 1371 2435 269 Claro NXT Telecomunicacoes Ltda, BR
3816 1351 788 208 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1209 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1187 371 22 Telefonica del Peru S.A.A., PE
22884 1072 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 1725 660 28 RAYA-AS, EG
29571 1604 102 51 ORANGE-COTE-IVOIRE, CI
36992 1351 1490 356 ETISALAT-MISR, EG
20011 1298 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
24863 1232 389 20 LINKdotNET-AS, EG
37069 1086 1112 11 MOBINIL, EG
36935 914 520 43 Vodafone-, EG
36914 573 82 3 KENET-AS, KE
3741 564 725 321 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 13691 40976 5286 AMAZON-02, US
9808 12376 8759 112 CHINAMOBILE-CN China Mobile Communication
8151 12365 3276 576 UNINET, MX
12479 7587 1712 148 UNI2-AS, ES
7545 6133 837 619 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5292 8770 857 COGENT-174, US
11492 4824 320 606 CABLEONE, US
39891 4798 293 63 ALJAWWALSTC-AS, SA
18403 4536 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 12376 12264 CHINAMOBILE-CN China Mobile Communications Grou
8151 12365 11789 UNINET, MX
12479 7587 7439 UNI2-AS, ES
7545 6133 5514 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4536 4511 FPT-AS-AP FPT Telecom Company, VN
174 5292 4435 COGENT-174, US
11492 4824 4218 CABLEONE, US
9498 4464 4153 BBIL-AP BHARTI Airtel Ltd., IN
20940 4018 3890 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
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 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
395195 UNALLOCATED 8.38.115.0/24 33132 CROWNCASTLE-AS33132, 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
23.143.4.0/24 Origin: 401866 MASTER-IT-SUPPORT, PR
23.143.4.0/24 Transit: 46962 HRCOM, PR
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
/13:581 /14:1214 /15:2173 /16:13862 /17:8300 /18:13681
/19:24767 /20:44588 /21:52574 /22:113360 /23:107059 /24:627792
/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 6552 12365 UNINET, MX
12479 6538 7587 UNI2-AS, ES
11492 3616 4824 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 2362 13691 AMAZON-02, US
30036 2291 2632 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2196 3480 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)
----------------------------------------------
1:2429 2:1528 3:857 4:10 5:5005 6:163
7:6 8:1567 9:1 11:172 12:1340 13:456
14:2576 15:369 16:286 17:377 18:899 20:568
21:4 22:188 23:7807 24:2820 25:2 27:2803
29:19 31:3382 32:43 33:1 34:84 35:260
36:4052 37:4585 38:10635 39:948 40:247 41:4418
42:2024 43:2710 44:382 45:19428 46:5111 47:336
49:1929 50:2031 51:592 52:1555 54:325 55:1099
56:11 57:283 58:2187 59:1337 60:1172 61:3015
62:3014 63:1801 64:5592 65:2169 66:4849 67:3149
68:1093 69:4051 70:1042 71:632 72:2941 74:2835
75:1523 76:610 77:2863 78:1901 79:1707 80:2217
81:2078 82:3194 83:1437 84:1893 85:3485 86:1094
87:2388 88:1323 89:4437 90:779 91:8499 92:2728
93:2954 94:4081 95:4423 96:1503 97:310 98:956
99:695 100:71 101:1464 102:4317 103:32355 104:5230
105:1078 106:970 107:2659 108:1273 109:4226 110:2231
111:3446 112:2350 113:1866 114:1966 115:2274 116:2115
117:2628 118:2927 119:1935 120:2194 121:1332 122:2819
123:2349 124:1676 125:2882 126:91 128:1620 129:993
130:1334 131:2131 132:783 133:450 134:1605 135:397
136:1469 137:1140 138:3007 139:1588 140:1631 141:1522
142:1936 143:1999 144:1166 145:570 146:2189 147:2101
148:2737 149:2991 150:1278 151:2260 152:2091 153:590
154:7903 155:1873 156:3109 157:1947 158:1362 159:2522
160:3671 161:1937 162:3880 163:2256 164:1906 165:2450
166:1537 167:2034 168:4138 169:793 170:5364 171:998
172:4243 173:3417 174:920 175:1323 176:3790 177:5366
178:4010 179:2500 180:2622 181:4292 182:3548 183:2285
184:2121 185:21784 186:5573 187:4909 188:4285 189:4545
190:9779 191:1604 192:11333 193:9521 194:7855 195:5676
196:3667 197:3719 198:6144 199:8630 200:8591 201:6523
202:10458 203:10740 204:4652 205:3592 206:4513 207:3527
208:4287 209:5171 210:4730 211:2604 212:4595 213:3840
214:1026 215:48 216:6847 217:3276 218:1410 219:406
220:2146 221:1206 222:735 223:2746
End of report
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