[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Jul 21 18:44:05 UTC 2025
IPv4 R&E Routing Table Report 18:40 GMT Mon 21 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: 1007843
Prefixes after maximum aggregation (per Origin AS): 383210
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 486999
Number of IPv4 prefixes with a valid ROA: 567935
Number of IPv4 prefixes with an invalid ROA: 472
Number of IPv4 prefixes with no ROA: 439436
Total ASes present in the Internet Routing Table: 77066
Prefixes per ASN: 13.08
Origin-only ASes present in the Internet Routing Table: 65976
Origin ASes announcing only one prefix: 26583
Transit ASes present in the Internet Routing Table: 11090
Transit-only ASes present in the Internet Routing Table: 558
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: 1155
Number of instances of unregistered ASNs: 1200
Number of 32-bit ASNs allocated by the RIRs: 46911
Number of 32-bit ASNs visible in the Routing Table: 38630
Prefixes from 32-bit ASNs in the Routing Table: 212266
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: 433
Number of addresses announced to Internet: 3107308800
Equivalent to 185 /8s, 53 /16s and 197 /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: 331447
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 263417
Total APNIC prefixes after maximum aggregation: 77710
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 254272
Unique aggregates announced from the APNIC address blocks: 105045
APNIC Region origin ASes present in the Internet Routing Table: 14701
APNIC Prefixes per ASN: 17.30
APNIC Region origin ASes announcing only one prefix: 4494
APNIC Region transit ASes present in the Internet Routing Table: 1972
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: 749314816
Equivalent to 44 /8s, 169 /16s and 163 /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: 294597
Total ARIN prefixes after maximum aggregation: 132012
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 296503
Unique aggregates announced from the ARIN address blocks: 141022
ARIN Region origin ASes present in the Internet Routing Table: 19225
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: 1987
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: 5258
Number of ARIN addresses announced to Internet: 1349292032
Equivalent to 80 /8s, 108 /16s and 144 /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: 279493
Total RIPE prefixes after maximum aggregation: 136034
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 278224
Unique aggregates announced from the RIPE address blocks: 177518
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: 12050
RIPE Region transit ASes present in the Internet Routing Table: 3994
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: 12594
Number of RIPE addresses announced to Internet: 732271872
Equivalent to 43 /8s, 165 /16s and 149 /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: 132235
Total LACNIC prefixes after maximum aggregation: 29746
LACNIC Deaggregation factor: 4.45
Prefixes being announced from the LACNIC address blocks: 128477
Unique aggregates announced from the LACNIC address blocks: 49088
LACNIC Region origin ASes present in the Internet Routing Table: 11258
LACNIC Prefixes per ASN: 11.41
LACNIC Region origin ASes announcing only one prefix: 2324
LACNIC Region transit ASes present in the Internet Routing Table: 2568
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: 9223
Number of LACNIC addresses announced to Internet: 171061760
Equivalent to 10 /8s, 50 /16s and 50 /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: 36946
Total AfriNIC prefixes after maximum aggregation: 6955
AfriNIC Deaggregation factor: 5.31
Prefixes being announced from the AfriNIC address blocks: 49934
Unique aggregates announced from the AfriNIC address blocks: 13955
AfriNIC Region origin ASes present in the Internet Routing Table: 1938
AfriNIC Prefixes per ASN: 25.77
AfriNIC Region origin ASes announcing only one prefix: 676
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: 1303
Number of AfriNIC addresses announced to Internet: 105123072
Equivalent to 6 /8s, 68 /16s and 13 /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 6156 840 617 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4478 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4463 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 3298 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 2184 434 195 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 5290 AMAZON-02, US
174 5298 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 3197 3856 433 GOOGLE-CLOUD-PLATFORM, US
16625 3028 1282 2218 AKAMAI-AS, US
4155 2871 218 1734 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 7607 1712 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4007 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 1577 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 12351 3259 574 UNINET, MX
10620 3484 474 1027 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 1195 371 22 Telefonica del Peru S.A.A., PE
22884 1070 68 371 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 1732 660 28 RAYA-AS, EG
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
20011 1298 204 345 INTERNET-SOLUTIONS, ZA
36992 1294 1488 355 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
24863 1214 389 22 LINKdotNET-AS, EG
37069 1101 1112 11 MOBINIL, EG
36935 822 520 43 Vodafone-, EG
36914 581 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 13691 40976 5290 AMAZON-02, US
8151 12351 3259 574 UNINET, MX
9808 11819 8759 112 CHINAMOBILE-CN China Mobile Communication
12479 7607 1712 148 UNI2-AS, ES
7545 6156 840 617 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5298 8772 862 COGENT-174, US
11492 4813 319 611 CABLEONE, US
39891 4798 293 63 ALJAWWALSTC-AS, SA
18403 4478 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
8151 12351 11777 UNINET, MX
9808 11819 11707 CHINAMOBILE-CN China Mobile Communications Grou
12479 7607 7459 UNI2-AS, ES
7545 6156 5539 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4478 4453 FPT-AS-AP FPT Telecom Company, VN
174 5298 4436 COGENT-174, US
11492 4813 4202 CABLEONE, US
9498 4463 4152 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 /16:13855 /17:8292 /18:13675
/19:24741 /20:44597 /21:52528 /22:113039 /23:106875 /24:625813
/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 6551 7607 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 2354 13691 AMAZON-02, US
30036 2272 2613 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)
----------------------------------------------
1:2419 2:1523 3:854 4:10 5:5017 6:163
7:6 8:1572 9:1 11:172 12:1334 13:460
14:2563 15:364 16:286 17:378 18:897 20:565
21:4 22:188 23:7760 24:2817 25:2 27:2814
29:19 31:3379 32:43 33:1 34:84 35:257
36:3625 37:4589 38:10610 39:911 40:252 41:4398
42:1986 43:2704 44:379 45:19354 46:5102 47:336
49:1909 50:1947 51:592 52:1553 54:327 55:1108
56:11 57:283 58:2184 59:1335 60:1174 61:2929
62:3012 63:1810 64:5579 65:2180 66:4794 67:3145
68:1095 69:4046 70:1046 71:631 72:2945 74:2819
75:1522 76:609 77:2849 78:1905 79:1697 80:2218
81:2075 82:3187 83:1446 84:1893 85:3460 86:1087
87:2389 88:1323 89:4433 90:780 91:8496 92:2717
93:2956 94:4080 95:4426 96:1501 97:309 98:955
99:693 100:71 101:1427 102:4199 103:32333 104:5214
105:1069 106:969 107:2641 108:1268 109:4233 110:2232
111:3315 112:2239 113:1863 114:1960 115:2269 116:2106
117:2579 118:2986 119:1913 120:2161 121:1330 122:2814
123:2417 124:1666 125:2882 126:91 128:1616 129:990
130:1325 131:2125 132:777 133:450 134:1650 135:369
136:1447 137:1142 138:2994 139:1576 140:1638 141:1513
142:1934 143:2025 144:1180 145:568 146:2178 147:2105
148:2720 149:2984 150:1272 151:2228 152:2092 153:591
154:7892 155:1869 156:3112 157:1940 158:1353 159:2511
160:3694 161:1936 162:3865 163:2268 164:1900 165:2386
166:1522 167:2042 168:4164 169:794 170:5359 171:1005
172:4256 173:3418 174:918 175:1321 176:3804 177:5364
178:4018 179:2509 180:2635 181:4287 182:3509 183:2230
184:2119 185:21770 186:5546 187:4905 188:4298 189:4507
190:9841 191:1591 192:11347 193:9527 194:7848 195:5672
196:3654 197:3731 198:6139 199:8620 200:8546 201:6509
202:10455 203:10741 204:4661 205:3631 206:4509 207:3529
208:4290 209:5191 210:4667 211:2593 212:4583 213:3855
214:1028 215:46 216:6776 217:3247 218:1381 219:403
220:2142 221:1193 222:739 223:2708
End of report
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