[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Fri Jul 25 18:44:01 UTC 2025
IPv4 R&E Routing Table Report 18:40 GMT Fri 25 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: 1008833
Prefixes after maximum aggregation (per Origin AS): 383675
Deaggregation factor: 2.63
Unique aggregates announced (without unneeded subnets): 487788
Number of IPv4 prefixes with a valid ROA: 568937
Number of IPv4 prefixes with an invalid ROA: 497
Number of IPv4 prefixes with no ROA: 439399
Total ASes present in the Internet Routing Table: 77094
Prefixes per ASN: 13.09
Origin-only ASes present in the Internet Routing Table: 66014
Origin ASes announcing only one prefix: 26595
Transit ASes present in the Internet Routing Table: 11080
Transit-only ASes present in the Internet Routing Table: 556
Paths with bogon ASNs present in the IPv4 Routing Table: 45
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: 1189
Number of instances of unregistered ASNs: 1237
Number of 32-bit ASNs allocated by the RIRs: 46918
Number of 32-bit ASNs visible in the Routing Table: 38678
Prefixes from 32-bit ASNs in the Routing Table: 212792
Number of bogon 32-bit ASNs visible in the Routing Table: 123
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 470
Number of addresses announced to Internet: 3107463168
Equivalent to 185 /8s, 56 /16s and 32 /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: 331825
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 264078
Total APNIC prefixes after maximum aggregation: 77894
APNIC Deaggregation factor: 3.39
Prefixes being announced from the APNIC address blocks: 254965
Unique aggregates announced from the APNIC address blocks: 105061
APNIC Region origin ASes present in the Internet Routing Table: 14704
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: 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: 749417216
Equivalent to 44 /8s, 171 /16s and 51 /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: 294641
Total ARIN prefixes after maximum aggregation: 132017
ARIN Deaggregation factor: 2.23
Prefixes being announced from the ARIN address blocks: 296633
Unique aggregates announced from the ARIN address blocks: 141259
ARIN Region origin ASes present in the Internet Routing Table: 19231
ARIN Prefixes per ASN: 15.42
ARIN Region origin ASes announcing only one prefix: 7041
ARIN Region transit ASes present in the Internet Routing Table: 1979
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: 1349319680
Equivalent to 80 /8s, 108 /16s and 252 /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: 279603
Total RIPE prefixes after maximum aggregation: 136305
RIPE Deaggregation factor: 2.05
Prefixes being announced from the RIPE address blocks: 278260
Unique aggregates announced from the RIPE address blocks: 178059
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: 12053
RIPE Region transit ASes present in the Internet Routing Table: 3991
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: 12613
Number of RIPE addresses announced to Internet: 732231680
Equivalent to 43 /8s, 164 /16s and 248 /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: 132143
Total LACNIC prefixes after maximum aggregation: 29736
LACNIC Deaggregation factor: 4.44
Prefixes being announced from the LACNIC address blocks: 128362
Unique aggregates announced from the LACNIC address blocks: 49075
LACNIC Region origin ASes present in the Internet Routing Table: 11263
LACNIC Prefixes per ASN: 11.40
LACNIC Region origin ASes announcing only one prefix: 2333
LACNIC Region transit ASes present in the Internet Routing Table: 2547
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: 9231
Number of LACNIC addresses announced to Internet: 171105280
Equivalent to 10 /8s, 50 /16s and 220 /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: 37179
Total AfriNIC prefixes after maximum aggregation: 6957
AfriNIC Deaggregation factor: 5.34
Prefixes being announced from the AfriNIC address blocks: 50143
Unique aggregates announced from the AfriNIC address blocks: 13948
AfriNIC Region origin ASes present in the Internet Routing Table: 1947
AfriNIC Prefixes per ASN: 25.75
AfriNIC Region origin ASes announcing only one prefix: 671
AfriNIC Region transit ASes present in the Internet Routing Table: 389
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: 1311
Number of AfriNIC addresses announced to Internet: 105135104
Equivalent to 6 /8s, 68 /16s and 60 /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 6134 839 614 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4505 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 429 188 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 13667 40974 5282 AMAZON-02, US
174 5298 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 2881 218 1730 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 1528 189 670 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 12353 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 1984 369 64 Instituto Costarricense de Electricidad y
28573 1372 2435 269 Claro NXT Telecomunicacoes Ltda, BR
3816 1348 787 206 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1205 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1187 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 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 1229 389 20 LINKdotNET-AS, EG
37069 1086 1112 11 MOBINIL, EG
36935 832 520 43 Vodafone-, EG
36914 577 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 13667 40974 5282 AMAZON-02, US
8151 12353 3260 575 UNINET, MX
9808 12054 8759 111 CHINAMOBILE-CN China Mobile Communication
12479 7595 1712 148 UNI2-AS, ES
7545 6134 839 614 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5298 8772 862 COGENT-174, US
11492 4819 319 605 CABLEONE, US
39891 4798 293 63 ALJAWWALSTC-AS, SA
18403 4505 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 12353 11778 UNINET, MX
12479 7595 7447 UNI2-AS, ES
7545 6134 5520 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
18403 4505 4480 FPT-AS-AP FPT Telecom Company, VN
174 5298 4436 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 /16:13860 /17:8291 /18:13681
/19:24754 /20:44536 /21:52521 /22:113172 /23:106978 /24:626613
/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 6543 12353 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 2346 13667 AMAZON-02, US
30036 2283 2624 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 2:1522 3:857 4:10 5:5023 6:163
7:6 8:1573 9:1 11:172 12:1341 13:463
14:2576 15:366 16:286 17:374 18:897 20:566
21:4 22:188 23:7785 24:2818 25:2 27:2809
29:19 31:3390 32:43 33:1 34:84 35:256
36:3841 37:4583 38:10647 39:940 40:248 41:4430
42:1997 43:2712 44:383 45:19374 46:5100 47:336
49:1917 50:2017 51:589 52:1550 54:323 55:1112
56:11 57:284 58:2172 59:1337 60:1171 61:2926
62:3013 63:1804 64:5586 65:2167 66:4824 67:3147
68:1094 69:4051 70:1044 71:629 72:2946 74:2824
75:1524 76:606 77:2849 78:1903 79:1698 80:2214
81:2067 82:3201 83:1439 84:1895 85:3479 86:1091
87:2389 88:1325 89:4427 90:778 91:8498 92:2714
93:2961 94:4087 95:4419 96:1506 97:310 98:954
99:692 100:71 101:1433 102:4332 103:32360 104:5251
105:1076 106:970 107:2656 108:1276 109:4231 110:2219
111:3347 112:2288 113:1865 114:1975 115:2271 116:2111
117:2619 118:2911 119:1919 120:2177 121:1332 122:2818
123:2420 124:1677 125:2877 126:91 128:1615 129:992
130:1327 131:2125 132:780 133:450 134:1597 135:397
136:1471 137:1144 138:3000 139:1580 140:1637 141:1520
142:1937 143:1968 144:1171 145:571 146:2190 147:2100
148:2732 149:2991 150:1280 151:2232 152:2088 153:588
154:7842 155:1866 156:3107 157:1949 158:1352 159:2518
160:3652 161:1938 162:3898 163:2265 164:1899 165:2404
166:1529 167:2041 168:4136 169:792 170:5353 171:1002
172:4242 173:3423 174:918 175:1323 176:3793 177:5330
178:4009 179:2496 180:2616 181:4283 182:3535 183:2268
184:2120 185:21793 186:5522 187:4896 188:4301 189:4541
190:9838 191:1593 192:11341 193:9508 194:7849 195:5673
196:3657 197:3720 198:6140 199:8639 200:8548 201:6502
202:10470 203:10741 204:4658 205:3608 206:4506 207:3527
208:4292 209:5179 210:4695 211:2600 212:4588 213:3842
214:1022 215:48 216:6807 217:3261 218:1389 219:405
220:2140 221:1198 222:737 223:2709
End of report
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