[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Jul 24 18:43:51 UTC 2025
IPv4 R&E Routing Table Report 18:40 GMT Thu 24 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: 1008515
Prefixes after maximum aggregation (per Origin AS): 383355
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 487148
Number of IPv4 prefixes with a valid ROA: 568508
Number of IPv4 prefixes with an invalid ROA: 485
Number of IPv4 prefixes with no ROA: 439522
Total ASes present in the Internet Routing Table: 77094
Prefixes per ASN: 13.08
Origin-only ASes present in the Internet Routing Table: 66010
Origin ASes announcing only one prefix: 26599
Transit ASes present in the Internet Routing Table: 11084
Transit-only ASes present in the Internet Routing Table: 557
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: 1191
Number of instances of unregistered ASNs: 1240
Number of 32-bit ASNs allocated by the RIRs: 46895
Number of 32-bit ASNs visible in the Routing Table: 38674
Prefixes from 32-bit ASNs in the Routing Table: 212644
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: 471
Number of addresses announced to Internet: 3107578368
Equivalent to 185 /8s, 57 /16s and 226 /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: 331649
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 264085
Total APNIC prefixes after maximum aggregation: 77893
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 254980
Unique aggregates announced from the APNIC address blocks: 105105
APNIC Region origin ASes present in the Internet Routing Table: 14706
APNIC Prefixes per ASN: 17.34
APNIC Region origin ASes announcing only one prefix: 4495
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: 10262
Number of APNIC addresses announced to Internet: 749437696
Equivalent to 44 /8s, 171 /16s and 131 /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: 294460
Total ARIN prefixes after maximum aggregation: 131848
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 296443
Unique aggregates announced from the ARIN address blocks: 141057
ARIN Region origin ASes present in the Internet Routing Table: 19234
ARIN Prefixes per ASN: 15.41
ARIN Region origin ASes announcing only one prefix: 7044
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: 5260
Number of ARIN addresses announced to Internet: 1349342720
Equivalent to 80 /8s, 109 /16s and 86 /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: 279521
Total RIPE prefixes after maximum aggregation: 136156
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 278159
Unique aggregates announced from the RIPE address blocks: 177595
RIPE Region origin ASes present in the Internet Routing Table: 28998
RIPE Prefixes per ASN: 9.59
RIPE Region origin ASes announcing only one prefix: 12051
RIPE Region transit ASes present in the Internet Routing Table: 3988
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: 12610
Number of RIPE addresses announced to Internet: 732248832
Equivalent to 43 /8s, 165 /16s and 59 /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: 132130
Total LACNIC prefixes after maximum aggregation: 29745
LACNIC Deaggregation factor: 4.44
Prefixes being announced from the LACNIC address blocks: 128351
Unique aggregates announced from the LACNIC address blocks: 49078
LACNIC Region origin ASes present in the Internet Routing Table: 11266
LACNIC Prefixes per ASN: 11.39
LACNIC Region origin ASes announcing only one prefix: 2340
LACNIC Region transit ASes present in the Internet Routing Table: 2555
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: 9234
Number of LACNIC addresses announced to Internet: 171153408
Equivalent to 10 /8s, 51 /16s and 152 /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: 37128
Total AfriNIC prefixes after maximum aggregation: 6946
AfriNIC Deaggregation factor: 5.35
Prefixes being announced from the AfriNIC address blocks: 50111
Unique aggregates announced from the AfriNIC address blocks: 13926
AfriNIC Region origin ASes present in the Internet Routing Table: 1943
AfriNIC Prefixes per ASN: 25.79
AfriNIC Region origin ASes announcing only one prefix: 669
AfriNIC Region transit ASes present in the Internet Routing Table: 388
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: 1308
Number of AfriNIC addresses announced to Internet: 105141248
Equivalent to 6 /8s, 68 /16s and 84 /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 12037 8759 112 CHINAMOBILE-CN China Mobile Communication
7545 6134 839 615 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 3909 1332 27 VIETEL-AS-AP Viettel Group, VN
7713 3703 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3298 1869 101 VNPT-AS-VN VNPT Corp, VN
24560 2906 863 520 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
56046 2814 811 177 CMNET-JIANGSU-AP China Mobile communicati
4755 2177 429 188 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 13681 40975 5282 AMAZON-02, US
174 5303 8772 863 COGENT-174, US
11492 4819 319 605 CABLEONE, US
7155 3855 286 85 VIASAT-SP-BACKBONE, US
6327 3634 1320 82 SHAW, CA
22773 3339 3031 166 ASN-CXA-ALL-CCI-22773-RDC, US
749 3222 54766 2473 DNIC-AS-00749, US
396982 3197 3856 433 GOOGLE-CLOUD-PLATFORM, US
16625 3030 1282 2216 AKAMAI-AS, US
4155 2873 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 7595 1712 148 UNI2-AS, ES
39891 4780 291 66 ALJAWWALSTC-AS, SA
20940 4009 3395 128 AKAMAI-ASN1, NL
9009 3817 362 2129 M247, RO
12389 3117 2315 870 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2400 361 583 TELLCOM-AS, TR
212238 2321 164 1689 CDNEXT, GB
13188 1606 100 34 TRIOLAN, UA
8452 1593 1852 14 TE-AS TE-AS, EG
203020 1509 186 665 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 12348 3259 575 UNINET, MX
10620 3485 474 1025 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 1371 2435 268 Claro NXT Telecomunicacoes Ltda, BR
3816 1348 787 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1205 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1196 371 22 Telefonica del Peru S.A.A., PE
22884 1071 68 369 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
6503 1017 372 160 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 1729 660 28 RAYA-AS, EG
29571 1607 102 33 ORANGE-COTE-IVOIRE, CI
36992 1313 1489 356 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 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 13681 40975 5282 AMAZON-02, US
8151 12348 3259 575 UNINET, MX
9808 12037 8759 112 CHINAMOBILE-CN China Mobile Communication
12479 7595 1712 148 UNI2-AS, ES
7545 6134 839 615 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5303 8772 863 COGENT-174, US
11492 4819 319 605 CABLEONE, US
39891 4780 291 66 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 12037 11925 CHINAMOBILE-CN China Mobile Communications Grou
8151 12348 11773 UNINET, MX
12479 7595 7447 UNI2-AS, ES
7545 6134 5519 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4780 4714 ALJAWWALSTC-AS, SA
18403 4504 4479 FPT-AS-AP FPT Telecom Company, VN
174 5303 4440 COGENT-174, US
11492 4819 4214 CABLEONE, US
9498 4464 4153 BBIL-AP BHARTI Airtel Ltd., IN
7552 3909 3882 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 /16:13863 /17:8286 /18:13692
/19:24760 /20:44550 /21:52512 /22:113155 /23:106961 /24:626309
/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 6543 7595 UNI2-AS, ES
8151 6538 12348 UNINET, MX
11492 3611 4819 CABLEONE, US
39891 3489 4780 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 2359 13681 AMAZON-02, US
30036 2281 2622 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2196 3485 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)
----------------------------------------------
1:2426 2:1519 3:858 4:10 5:5021 6:163
7:6 8:1575 9:1 11:172 12:1341 13:463
14:2575 15:366 16:286 17:374 18:896 20:565
21:4 22:188 23:7753 24:2818 25:2 27:2811
29:19 31:3388 32:43 33:1 34:84 35:257
36:3820 37:4581 38:10656 39:940 40:248 41:4412
42:1997 43:2716 44:383 45:19350 46:5097 47:336
49:1930 50:2000 51:592 52:1550 54:323 55:1111
56:11 57:284 58:2180 59:1337 60:1171 61:2927
62:3013 63:1807 64:5591 65:2180 66:4817 67:3145
68:1094 69:4032 70:1040 71:628 72:2949 74:2826
75:1524 76:606 77:2853 78:1903 79:1693 80:2215
81:2063 82:3191 83:1442 84:1893 85:3464 86:1091
87:2388 88:1327 89:4420 90:778 91:8499 92:2717
93:2960 94:4086 95:4421 96:1504 97:310 98:954
99:695 100:71 101:1434 102:4328 103:32356 104:5229
105:1061 106:970 107:2655 108:1262 109:4230 110:2230
111:3344 112:2288 113:1865 114:1975 115:2270 116:2110
117:2619 118:2911 119:1933 120:2175 121:1333 122:2816
123:2420 124:1677 125:2877 126:91 128:1615 129:991
130:1324 131:2122 132:779 133:450 134:1595 135:397
136:1451 137:1141 138:2998 139:1581 140:1637 141:1519
142:1929 143:1980 144:1170 145:572 146:2191 147:2099
148:2724 149:2995 150:1277 151:2212 152:2088 153:591
154:7842 155:1866 156:3108 157:1945 158:1352 159:2516
160:3667 161:1940 162:3865 163:2262 164:1897 165:2393
166:1513 167:2046 168:4133 169:794 170:5353 171:994
172:4240 173:3421 174:918 175:1323 176:3797 177:5326
178:4008 179:2496 180:2616 181:4289 182:3523 183:2268
184:2119 185:21783 186:5514 187:4888 188:4300 189:4535
190:9841 191:1590 192:11349 193:9518 194:7823 195:5670
196:3639 197:3730 198:6137 199:8629 200:8548 201:6516
202:10467 203:10742 204:4657 205:3611 206:4499 207:3530
208:4300 209:5179 210:4696 211:2600 212:4591 213:3844
214:1022 215:48 216:6801 217:3252 218:1389 219:405
220:2143 221:1198 222:738 223:2743
End of report
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