[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Jul 30 18:44:02 UTC 2025
IPv4 R&E Routing Table Report 18:40 GMT Wed 30 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: 1009853
Prefixes after maximum aggregation (per Origin AS): 384043
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 488127
Number of IPv4 prefixes with a valid ROA: 569753
Number of IPv4 prefixes with an invalid ROA: 542
Number of IPv4 prefixes with no ROA: 439558
Total ASes present in the Internet Routing Table: 77128
Prefixes per ASN: 13.09
Origin-only ASes present in the Internet Routing Table: 66049
Origin ASes announcing only one prefix: 26584
Transit ASes present in the Internet Routing Table: 11079
Transit-only ASes present in the Internet Routing Table: 563
Paths with bogon ASNs present in the IPv4 Routing Table: 46
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: 1201
Number of instances of unregistered ASNs: 1251
Number of 32-bit ASNs allocated by the RIRs: 46974
Number of 32-bit ASNs visible in the Routing Table: 38701
Prefixes from 32-bit ASNs in the Routing Table: 212726
Number of bogon 32-bit ASNs visible in the Routing Table: 125
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 468
Number of addresses announced to Internet: 3107701504
Equivalent to 185 /8s, 59 /16s and 195 /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: 332003
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 264391
Total APNIC prefixes after maximum aggregation: 77941
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 255456
Unique aggregates announced from the APNIC address blocks: 105084
APNIC Region origin ASes present in the Internet Routing Table: 14701
APNIC Prefixes per ASN: 17.38
APNIC Region origin ASes announcing only one prefix: 4479
APNIC Region transit ASes present in the Internet Routing Table: 1968
Average APNIC Region AS path length visible: 5.5
Max APNIC Region AS path length visible: 37
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10258
Number of APNIC addresses announced to Internet: 749444864
Equivalent to 44 /8s, 171 /16s and 159 /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: 295009
Total ARIN prefixes after maximum aggregation: 132133
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 296655
Unique aggregates announced from the ARIN address blocks: 141325
ARIN Region origin ASes present in the Internet Routing Table: 19233
ARIN Prefixes per ASN: 15.42
ARIN Region origin ASes announcing only one prefix: 7038
ARIN Region transit ASes present in the Internet Routing Table: 1982
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: 5262
Number of ARIN addresses announced to Internet: 1349152000
Equivalent to 80 /8s, 106 /16s and 109 /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: 279673
Total RIPE prefixes after maximum aggregation: 136428
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 278345
Unique aggregates announced from the RIPE address blocks: 178220
RIPE Region origin ASes present in the Internet Routing Table: 29023
RIPE Prefixes per ASN: 9.59
RIPE Region origin ASes announcing only one prefix: 12061
RIPE Region transit ASes present in the Internet Routing Table: 3998
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: 12628
Number of RIPE addresses announced to Internet: 732404992
Equivalent to 43 /8s, 167 /16s and 157 /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: 132415
Total LACNIC prefixes after maximum aggregation: 29793
LACNIC Deaggregation factor: 4.44
Prefixes being announced from the LACNIC address blocks: 128717
Unique aggregates announced from the LACNIC address blocks: 49128
LACNIC Region origin ASes present in the Internet Routing Table: 11266
LACNIC Prefixes per ASN: 11.43
LACNIC Region origin ASes announcing only one prefix: 2328
LACNIC Region transit ASes present in the Internet Routing Table: 2553
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: 9235
Number of LACNIC addresses announced to Internet: 171223552
Equivalent to 10 /8s, 52 /16s and 170 /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: 37164
Total AfriNIC prefixes after maximum aggregation: 6989
AfriNIC Deaggregation factor: 5.32
Prefixes being announced from the AfriNIC address blocks: 50212
Unique aggregates announced from the AfriNIC address blocks: 13987
AfriNIC Region origin ASes present in the Internet Routing Table: 1956
AfriNIC Prefixes per ASN: 25.67
AfriNIC Region origin ASes announcing only one prefix: 678
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: 1318
Number of AfriNIC addresses announced to Internet: 105223168
Equivalent to 6 /8s, 69 /16s and 148 /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 12332 8759 112 CHINAMOBILE-CN China Mobile Communication
7545 6133 837 619 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4530 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4464 535 311 BBIL-AP BHARTI Airtel Ltd., IN
7552 3900 1332 27 VIETEL-AS-AP Viettel Group, VN
7713 3685 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3291 1869 100 VNPT-AS-VN VNPT Corp, VN
24560 2910 863 518 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2888 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 13665 40975 5280 AMAZON-02, US
174 5289 8770 861 COGENT-174, US
11492 4821 319 607 CABLEONE, US
7155 3855 286 85 VIASAT-SP-BACKBONE, US
6327 3634 1320 82 SHAW, CA
22773 3339 3029 165 ASN-CXA-ALL-CCI-22773-RDC, US
749 3222 54766 2473 DNIC-AS-00749, US
396982 3199 3856 433 GOOGLE-CLOUD-PLATFORM, US
16625 3028 1282 2218 AKAMAI-AS, US
4155 2889 219 1735 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 7586 1712 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 3998 3395 128 AKAMAI-ASN1, NL
9009 3825 363 2136 M247, RO
12389 3116 2315 870 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2400 361 583 TELLCOM-AS, TR
212238 2323 165 1690 CDNEXT, GB
13188 1606 100 34 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 12359 3276 576 UNINET, MX
10620 3480 473 1036 Telmex Colombia S.A., CO
13999 2522 511 354 Mega Cable, S.A. de C.V., MX
11830 1987 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 1189 371 22 Telefonica del Peru S.A.A., PE
22884 1073 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 1717 660 28 RAYA-AS, EG
29571 1604 102 51 ORANGE-COTE-IVOIRE, CI
36992 1322 1490 355 ETISALAT-MISR, EG
20011 1298 204 345 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
24863 1231 389 20 LINKdotNET-AS, EG
37069 1086 1112 11 MOBINIL, EG
36935 899 520 43 Vodafone-, EG
36914 574 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 13665 40975 5280 AMAZON-02, US
8151 12359 3276 576 UNINET, MX
9808 12332 8759 112 CHINAMOBILE-CN China Mobile Communication
12479 7586 1712 148 UNI2-AS, ES
7545 6133 837 619 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5289 8770 861 COGENT-174, US
11492 4821 319 607 CABLEONE, US
39891 4798 293 63 ALJAWWALSTC-AS, SA
18403 4530 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 12332 12220 CHINAMOBILE-CN China Mobile Communications Grou
8151 12359 11783 UNINET, MX
12479 7586 7438 UNI2-AS, ES
7545 6133 5514 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4530 4505 FPT-AS-AP FPT Telecom Company, VN
174 5289 4428 COGENT-174, US
11492 4821 4214 CABLEONE, US
9498 4464 4153 BBIL-AP BHARTI Airtel Ltd., IN
7552 3900 3873 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
/13:581 /14:1214 /15:2173 /16:13862 /17:8298 /18:13679
/19:24735 /20:44587 /21:52548 /22:113171 /23:107033 /24:627511
/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 6546 12359 UNINET, MX
12479 6537 7586 UNI2-AS, ES
11492 3613 4821 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3432 3634 SHAW, CA
7155 2814 3855 VIASAT-SP-BACKBONE, US
22773 2492 3339 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2357 13665 AMAZON-02, US
30036 2288 2629 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 2:1523 3:848 4:10 5:5005 6:163
7:6 8:1573 9:1 11:172 12:1341 13:456
14:2575 15:368 16:286 17:377 18:899 20:567
21:4 22:188 23:7789 24:2819 25:2 27:2805
29:19 31:3384 32:43 33:1 34:84 35:258
36:4042 37:4581 38:10625 39:947 40:247 41:4430
42:2020 43:2713 44:380 45:19422 46:5127 47:336
49:1932 50:2014 51:592 52:1555 54:325 55:1103
56:11 57:283 58:2183 59:1337 60:1171 61:2924
62:3025 63:1802 64:5582 65:2165 66:4843 67:3149
68:1095 69:4050 70:1043 71:630 72:2940 74:2829
75:1523 76:608 77:2864 78:1900 79:1707 80:2216
81:2076 82:3192 83:1437 84:1893 85:3481 86:1094
87:2384 88:1324 89:4441 90:778 91:8505 92:2728
93:2959 94:4080 95:4425 96:1502 97:310 98:955
99:694 100:71 101:1439 102:4308 103:32351 104:5250
105:1079 106:969 107:2662 108:1273 109:4226 110:2231
111:3379 112:2342 113:1866 114:1967 115:2275 116:2112
117:2631 118:2914 119:1935 120:2191 121:1333 122:2817
123:2358 124:1679 125:2882 126:91 128:1608 129:993
130:1329 131:2140 132:782 133:450 134:1606 135:397
136:1467 137:1144 138:3011 139:1582 140:1624 141:1518
142:1938 143:1998 144:1166 145:571 146:2188 147:2099
148:2737 149:2989 150:1285 151:2255 152:2093 153:590
154:7928 155:1870 156:3113 157:1950 158:1362 159:2516
160:3662 161:1934 162:3879 163:2261 164:1907 165:2445
166:1535 167:2034 168:4142 169:792 170:5362 171:997
172:4249 173:3417 174:917 175:1324 176:3787 177:5361
178:4018 179:2491 180:2621 181:4290 182:3534 183:2274
184:2119 185:21787 186:5577 187:4909 188:4287 189:4542
190:9847 191:1598 192:11326 193:9517 194:7853 195:5677
196:3665 197:3719 198:6146 199:8621 200:8608 201:6523
202:10451 203:10727 204:4650 205:3603 206:4509 207:3527
208:4291 209:5180 210:4727 211:2605 212:4593 213:3842
214:1026 215:48 216:6810 217:3263 218:1392 219:406
220:2145 221:1205 222:734 223:2769
End of report
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