[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue May 27 18:44:27 UTC 2025
IPv4 R&E Routing Table Report 18:40 GMT Tue 27 May, 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: 1003212
Prefixes after maximum aggregation (per Origin AS): 379422
Deaggregation factor: 2.64
Unique aggregates announced (without unneeded subnets): 481926
Number of IPv4 prefixes with a valid ROA: 559348
Number of IPv4 prefixes with an invalid ROA: 529
Number of IPv4 prefixes with no ROA: 443335
Total ASes present in the Internet Routing Table: 76894
Prefixes per ASN: 13.05
Origin-only ASes present in the Internet Routing Table: 65977
Origin ASes announcing only one prefix: 26592
Transit ASes present in the Internet Routing Table: 10917
Transit-only ASes present in the Internet Routing Table: 543
Paths with bogon ASNs present in the IPv4 Routing Table: 87
Average AS path length visible in the Internet Routing Table: 5.0
Max AS path length visible: 78
Max AS path prepend of ASN ( 37447) 75
Prefixes from unregistered ASNs in the Routing Table: 1018
Number of instances of unregistered ASNs: 1028
Number of 32-bit ASNs allocated by the RIRs: 46522
Number of 32-bit ASNs visible in the Routing Table: 38317
Prefixes from 32-bit ASNs in the Routing Table: 209988
Number of bogon 32-bit ASNs visible in the Routing Table: 39
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 460
Number of addresses announced to Internet: 3109936384
Equivalent to 185 /8s, 93 /16s and 221 /24s
Percentage of available address space announced: 84.0
Percentage of allocated address space announced: 84.0
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: 331117
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 259402
Total APNIC prefixes after maximum aggregation: 77114
APNIC Deaggregation factor: 3.36
Prefixes being announced from the APNIC address blocks: 250426
Unique aggregates announced from the APNIC address blocks: 104260
APNIC Region origin ASes present in the Internet Routing Table: 14585
APNIC Prefixes per ASN: 17.17
APNIC Region origin ASes announcing only one prefix: 4441
APNIC Region transit ASes present in the Internet Routing Table: 1919
Average APNIC Region AS path length visible: 5.3
Max APNIC Region AS path length visible: 36
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10126
Number of APNIC addresses announced to Internet: 748728064
Equivalent to 44 /8s, 160 /16s and 175 /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: 293538
Total ARIN prefixes after maximum aggregation: 131034
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 295279
Unique aggregates announced from the ARIN address blocks: 139567
ARIN Region origin ASes present in the Internet Routing Table: 19228
ARIN Prefixes per ASN: 15.36
ARIN Region origin ASes announcing only one prefix: 7054
ARIN Region transit ASes present in the Internet Routing Table: 1958
Average ARIN Region AS path length visible: 4.8
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5219
Number of ARIN addresses announced to Internet: 1352413440
Equivalent to 80 /8s, 156 /16s and 49 /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: 277384
Total RIPE prefixes after maximum aggregation: 134320
RIPE Deaggregation factor: 2.07
Prefixes being announced from the RIPE address blocks: 275354
Unique aggregates announced from the RIPE address blocks: 175048
RIPE Region origin ASes present in the Internet Routing Table: 28982
RIPE Prefixes per ASN: 9.50
RIPE Region origin ASes announcing only one prefix: 12084
RIPE Region transit ASes present in the Internet Routing Table: 3973
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12480
Number of RIPE addresses announced to Internet: 731481856
Equivalent to 43 /8s, 153 /16s and 135 /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: 133833
Total LACNIC prefixes after maximum aggregation: 29529
LACNIC Deaggregation factor: 4.53
Prefixes being announced from the LACNIC address blocks: 129259
Unique aggregates announced from the LACNIC address blocks: 48941
LACNIC Region origin ASes present in the Internet Routing Table: 11260
LACNIC Prefixes per ASN: 11.48
LACNIC Region origin ASes announcing only one prefix: 2352
LACNIC Region transit ASes present in the Internet Routing Table: 2514
Average LACNIC Region AS path length visible: 5.5
Max LACNIC Region AS path length visible: 56
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9205
Number of LACNIC addresses announced to Internet: 171878144
Equivalent to 10 /8s, 62 /16s and 167 /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: 38037
Total AfriNIC prefixes after maximum aggregation: 6796
AfriNIC Deaggregation factor: 5.60
Prefixes being announced from the AfriNIC address blocks: 52434
Unique aggregates announced from the AfriNIC address blocks: 13704
AfriNIC Region origin ASes present in the Internet Routing Table: 1918
AfriNIC Prefixes per ASN: 27.34
AfriNIC Region origin ASes announcing only one prefix: 661
AfriNIC Region transit ASes present in the Internet Routing Table: 382
Average AfriNIC Region AS path length visible: 4.9
Max AfriNIC Region AS path length visible: 78
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1287
Number of AfriNIC addresses announced to Internet: 105223936
Equivalent to 6 /8s, 69 /16s and 151 /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 11044 8755 95 CHINAMOBILE-CN China Mobile Communication
7545 6174 844 646 TPG-INTERNET-AP TPG Telecom Limited, AU
18403 4364 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4286 533 299 BBIL-AP BHARTI Airtel Ltd., IN
7552 3922 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3696 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3274 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2868 853 535 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2173 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2165 434 192 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 13555 40829 5174 AMAZON-02, US
174 5271 8746 885 COGENT-174, US
11492 4735 314 586 CABLEONE, US
7155 3864 286 85 VIASAT-SP-BACKBONE, US
6327 3620 1320 81 SHAW, CA
22773 3347 3032 168 ASN-CXA-ALL-CCI-22773-RDC, US
749 3231 54784 2482 DNIC-AS-00749, US
396982 3171 3852 419 GOOGLE-CLOUD-PLATFORM, US
16625 3100 1294 2252 AKAMAI-AS, US
36352 2821 230 850 AS-COLOCROSSING, 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 7706 1714 148 UNI2-AS, ES
39891 4798 293 63 ALJAWWALSTC-AS, SA
20940 4023 3395 126 AKAMAI-ASN1, NL
9009 3891 342 2085 M247, RO
12389 3071 2305 887 ROSTELECOM-AS PJSC Rostelecom. Technical
34984 2391 360 580 TELLCOM-AS, TR
212238 2161 152 1590 CDNEXT, GB
8452 1611 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1423 94 738 CLOUVIDER Clouvider - Global ASN, GB
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 12197 3255 584 UNINET, MX
10620 3500 480 1017 Telmex Colombia S.A., CO
13999 2511 540 365 Mega Cable, S.A. de C.V., MX
11830 1990 369 64 Instituto Costarricense de Electricidad y
28573 1358 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1338 785 210 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
11664 1206 278 33 Techtel LMDS Comunicaciones Interactivas
6147 1198 371 22 Telefonica del Peru S.A.A., PE
28202 1114 52 9 Rede Brasileira de Comunicacao SA, BR
262287 1073 83 232 Latitude.sh LTDA, BR
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 1780 644 27 RAYA-AS, EG
24863 1654 389 17 LINKdotNET-AS, EG
29571 1608 102 33 ORANGE-COTE-IVOIRE, CI
36992 1431 1519 280 ETISALAT-MISR, EG
20011 1295 204 345 INTERNET-SOLUTIONS, ZA
36903 1250 554 97 MT-MPLS, MA
37069 1107 1100 18 MOBINIL, EG
36935 1058 523 46 Vodafone-, EG
37457 587 316 32 Telkom-Internet, ZA
3741 560 661 319 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 13555 40829 5174 AMAZON-02, US
8151 12197 3255 584 UNINET, MX
9808 11044 8755 95 CHINAMOBILE-CN China Mobile Communication
12479 7706 1714 148 UNI2-AS, ES
7545 6174 844 646 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5271 8746 885 COGENT-174, US
39891 4798 293 63 ALJAWWALSTC-AS, SA
11492 4735 314 586 CABLEONE, US
18403 4364 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4286 533 299 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 12197 11613 UNINET, MX
9808 11044 10949 CHINAMOBILE-CN China Mobile Communications Grou
12479 7706 7558 UNI2-AS, ES
7545 6174 5528 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4798 4735 ALJAWWALSTC-AS, SA
174 5271 4386 COGENT-174, US
18403 4364 4339 FPT-AS-AP FPT Telecom Company, VN
11492 4735 4149 CABLEONE, US
9498 4286 3987 BBIL-AP BHARTI Airtel Ltd., IN
20940 4023 3897 AKAMAI-ASN1, NL
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
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-D
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
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
54338 UNALLOCATED 8.33.241.0/24 3356 LEVEL3, 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: 6939 HURRICANE, 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
23.147.240.0/24 Origin: 32302 RESERVED, ZZ
23.147.240.0/24 Transit: 32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, 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 /9:16 /10:41 /11:92 /12:299
/13:583 /14:1226 /15:2185 /16:13966 /17:8331 /18:13859
/19:24805 /20:44542 /21:52491 /22:113304 /23:106516 /24:620940
/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 6621 7706 UNI2-AS, ES
8151 6364 12197 UNINET, MX
11492 3532 4735 CABLEONE, US
39891 3489 4798 ALJAWWALSTC-AS, SA
6327 3417 3620 SHAW, CA
7155 2823 3864 VIASAT-SP-BACKBONE, US
22773 2497 3347 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2385 13555 AMAZON-02, US
30036 2232 2573 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2186 3500 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)
----------------------------------------------
1:2381 2:1518 3:793 4:9 5:5002 6:162
7:6 8:1597 9:1 11:172 12:1359 13:432
14:2521 15:354 16:285 17:376 18:921 20:535
21:4 22:188 23:7581 24:2890 25:2 27:2780
29:19 31:3299 32:44 33:1 34:84 35:209
36:2955 37:4629 38:10336 39:907 40:170 41:4449
42:1944 43:2598 44:387 45:19367 46:5086 47:301
49:1948 50:1896 51:591 52:1564 54:318 55:1094
56:11 57:271 58:2212 59:1286 60:1168 61:3011
62:3013 63:1813 64:5512 65:2198 66:4732 67:3111
68:1137 69:4016 70:1084 71:633 72:2934 74:2814
75:1529 76:617 77:2799 78:1898 79:1672 80:2224
81:2097 82:3140 83:1449 84:1869 85:3421 86:1066
87:2390 88:1301 89:4410 90:776 91:8449 92:2722
93:2902 94:4070 95:4343 96:1473 97:316 98:978
99:690 100:71 101:1195 102:4297 103:32317 104:5065
105:1236 106:1033 107:2649 108:1256 109:4072 110:2243
111:3296 112:2102 113:1824 114:1981 115:2197 116:2081
117:2532 118:2791 119:1921 120:1947 121:1374 122:2788
123:2416 124:1600 125:2859 126:91 128:1625 129:1018
130:1335 131:2043 132:783 133:451 134:1551 135:378
136:1363 137:1132 138:3077 139:1588 140:1599 141:1504
142:1929 143:1799 144:1114 145:507 146:2192 147:2113
148:2706 149:2948 150:1223 151:1943 152:2104 153:560
154:8290 155:2008 156:3279 157:1908 158:1318 159:2445
160:3914 161:1890 162:3773 163:2192 164:1764 165:2244
166:1490 167:1922 168:4498 169:802 170:5337 171:1008
172:4448 173:3315 174:917 175:1300 176:3763 177:5505
178:3716 179:2511 180:2659 181:4240 182:3441 183:2107
184:2116 185:21760 186:5526 187:4864 188:4265 189:4506
190:9837 191:1918 192:11308 193:9516 194:7862 195:5650
196:3632 197:3780 198:6132 199:8527 200:8523 201:6484
202:10368 203:10715 204:4545 205:3598 206:4495 207:3467
208:4274 209:5182 210:4626 211:2528 212:4600 213:3787
214:1017 215:48 216:6801 217:3194 218:1364 219:390
220:2086 221:1096 222:719 223:2389
End of report
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