[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sat Jul 26 18:43:48 UTC 2025
IPv4 R&E Routing Table Report 18:40 GMT Sat 26 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: 1008847
Prefixes after maximum aggregation (per Origin AS): 383673
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 487802
Number of IPv4 prefixes with a valid ROA: 568921
Number of IPv4 prefixes with an invalid ROA: 506
Number of IPv4 prefixes with no ROA: 439420
Total ASes present in the Internet Routing Table: 77099
Prefixes per ASN: 13.09
Origin-only ASes present in the Internet Routing Table: 66026
Origin ASes announcing only one prefix: 26597
Transit ASes present in the Internet Routing Table: 11073
Transit-only ASes present in the Internet Routing Table: 556
Paths with bogon ASNs present in the IPv4 Routing Table: 44
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: 1188
Number of instances of unregistered ASNs: 1236
Number of 32-bit ASNs allocated by the RIRs: 46946
Number of 32-bit ASNs visible in the Routing Table: 38692
Prefixes from 32-bit ASNs in the Routing Table: 212795
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: 3107382784
Equivalent to 185 /8s, 54 /16s and 230 /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: 331819
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 264095
Total APNIC prefixes after maximum aggregation: 77907
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 255012
Unique aggregates announced from the APNIC address blocks: 105110
APNIC Region origin ASes present in the Internet Routing Table: 14708
APNIC Prefixes per ASN: 17.34
APNIC Region origin ASes announcing only one prefix: 4497
APNIC Region transit ASes present in the Internet Routing Table: 1969
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: 749435392
Equivalent to 44 /8s, 171 /16s and 122 /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: 294678
Total ARIN prefixes after maximum aggregation: 131988
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 296678
Unique aggregates announced from the ARIN address blocks: 141246
ARIN Region origin ASes present in the Internet Routing Table: 19230
ARIN Prefixes per ASN: 15.43
ARIN Region origin ASes announcing only one prefix: 7040
ARIN Region transit ASes present in the Internet Routing Table: 1983
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: 5261
Number of ARIN addresses announced to Internet: 1349271296
Equivalent to 80 /8s, 108 /16s and 63 /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: 279626
Total RIPE prefixes after maximum aggregation: 136299
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 278282
Unique aggregates announced from the RIPE address blocks: 178065
RIPE Region origin ASes present in the Internet Routing Table: 29004
RIPE Prefixes per ASN: 9.59
RIPE Region origin ASes announcing only one prefix: 12056
RIPE Region transit ASes present in the Internet Routing Table: 3987
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: 12617
Number of RIPE addresses announced to Internet: 732229120
Equivalent to 43 /8s, 164 /16s and 238 /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: 132102
Total LACNIC prefixes after maximum aggregation: 29763
LACNIC Deaggregation factor: 4.44
Prefixes being announced from the LACNIC address blocks: 128285
Unique aggregates announced from the LACNIC address blocks: 49038
LACNIC Region origin ASes present in the Internet Routing Table: 11269
LACNIC Prefixes per ASN: 11.38
LACNIC Region origin ASes announcing only one prefix: 2337
LACNIC Region transit ASes present in the Internet Routing Table: 2546
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: 9237
Number of LACNIC addresses announced to Internet: 171130880
Equivalent to 10 /8s, 51 /16s and 64 /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: 37158
Total AfriNIC prefixes after maximum aggregation: 6952
AfriNIC Deaggregation factor: 5.34
Prefixes being announced from the AfriNIC address blocks: 50121
Unique aggregates announced from the AfriNIC address blocks: 13961
AfriNIC Region origin ASes present in the Internet Routing Table: 1944
AfriNIC Prefixes per ASN: 25.78
AfriNIC Region origin ASes announcing only one prefix: 667
AfriNIC Region transit ASes present in the Internet Routing Table: 390
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: 1309
Number of AfriNIC addresses announced to Internet: 105063168
Equivalent to 6 /8s, 67 /16s and 35 /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 12054 8759 111 CHINAMOBILE-CN China Mobile Communication
7545 6132 839 612 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4504 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4464 535 311 BBIL-AP BHARTI Airtel Ltd., IN
7552 3918 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 429 189 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 13685 40974 5279 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 2875 218 1726 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 7595 1712 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4009 3395 128 AKAMAI-ASN1, NL
9009 3818 362 2130 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 1585 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 12362 3260 575 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 1369 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 1188 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 1732 660 28 RAYA-AS, EG
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
36992 1312 1489 355 ETISALAT-MISR, EG
20011 1298 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
24863 1227 389 20 LINKdotNET-AS, EG
37069 1086 1112 11 MOBINIL, EG
36935 832 520 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 13685 40974 5279 AMAZON-02, US
8151 12362 3260 575 UNINET, MX
9808 12054 8759 111 CHINAMOBILE-CN China Mobile Communication
12479 7595 1712 148 UNI2-AS, ES
7545 6132 839 612 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 4504 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 12054 11943 CHINAMOBILE-CN China Mobile Communications Grou
8151 12362 11787 UNINET, MX
12479 7595 7447 UNI2-AS, ES
7545 6132 5520 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4504 4479 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 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 /15:2169 /16:13859 /17:8288 /18:13687
/19:24756 /20:44541 /21:52526 /22:113182 /23:106993 /24:626588
/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 12362 UNINET, MX
12479 6543 7595 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 2351 13685 AMAZON-02, US
30036 2286 2627 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 2:1523 3:858 4:10 5:5023 6:163
7:6 8:1576 9:1 11:172 12:1339 13:463
14:2575 15:368 16:286 17:375 18:897 20:566
21:4 22:188 23:7790 24:2816 25:2 27:2806
29:19 31:3388 32:43 33:1 34:84 35:257
36:3841 37:4582 38:10646 39:940 40:248 41:4428
42:1997 43:2712 44:383 45:19369 46:5109 47:336
49:1919 50:2018 51:588 52:1554 54:325 55:1110
56:11 57:284 58:2183 59:1337 60:1171 61:2926
62:3014 63:1804 64:5592 65:2171 66:4826 67:3151
68:1094 69:4051 70:1044 71:629 72:2949 74:2832
75:1522 76:606 77:2866 78:1902 79:1694 80:2217
81:2077 82:3202 83:1439 84:1895 85:3479 86:1091
87:2388 88:1326 89:4431 90:778 91:8504 92:2713
93:2960 94:4087 95:4423 96:1506 97:310 98:954
99:692 100:71 101:1434 102:4326 103:32346 104:5252
105:1073 106:970 107:2656 108:1278 109:4236 110:2230
111:3345 112:2289 113:1865 114:1974 115:2271 116:2110
117:2620 118:2911 119:1919 120:2177 121:1332 122:2819
123:2420 124:1678 125:2877 126:91 128:1614 129:992
130:1325 131:2125 132:769 133:450 134:1596 135:397
136:1471 137:1144 138:3000 139:1578 140:1634 141:1519
142:1938 143:1967 144:1169 145:571 146:2187 147:2098
148:2734 149:2988 150:1287 151:2230 152:2091 153:590
154:7853 155:1858 156:3109 157:1950 158:1354 159:2521
160:3660 161:1937 162:3890 163:2266 164:1893 165:2406
166:1527 167:2038 168:4126 169:793 170:5351 171:1002
172:4242 173:3423 174:918 175:1323 176:3793 177:5297
178:4005 179:2505 180:2620 181:4280 182:3528 183:2264
184:2121 185:21784 186:5516 187:4894 188:4293 189:4535
190:9842 191:1585 192:11341 193:9516 194:7851 195:5669
196:3657 197:3717 198:6135 199:8630 200:8549 201:6502
202:10466 203:10737 204:4651 205:3598 206:4503 207:3528
208:4290 209:5180 210:4696 211:2600 212:4586 213:3836
214:1022 215:48 216:6806 217:3257 218:1389 219:405
220:2142 221:1203 222:740 223:2742
End of report
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