[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Mar 26 18:45:21 UTC 2025
IPv4 R&E Routing Table Report 18:40 GMT Wed 26 Mar, 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: 997496
Prefixes after maximum aggregation (per Origin AS): 374859
Deaggregation factor: 2.66
Unique aggregates announced (without unneeded subnets): 476037
Number of IPv4 prefixes with a valid ROA: 549522
Number of IPv4 prefixes with an invalid ROA: 1583
Number of IPv4 prefixes with no ROA: 446391
Total ASes present in the Internet Routing Table: 76731
Prefixes per ASN: 13.00
Origin-only ASes present in the Internet Routing Table: 65820
Origin ASes announcing only one prefix: 26512
Transit ASes present in the Internet Routing Table: 10911
Transit-only ASes present in the Internet Routing Table: 531
Paths with bogon ASNs present in the IPv4 Routing Table: 88
Average AS path length visible in the Internet Routing Table: 5.0
Max AS path length visible: 61
Max AS path prepend of ASN ( 37447) 57
Prefixes from unregistered ASNs in the Routing Table: 1023
Number of instances of unregistered ASNs: 1027
Number of 32-bit ASNs allocated by the RIRs: 46097
Number of 32-bit ASNs visible in the Routing Table: 38046
Prefixes from 32-bit ASNs in the Routing Table: 206532
Number of bogon 32-bit ASNs visible in the Routing Table: 32
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 498
Number of addresses announced to Internet: 3108976384
Equivalent to 185 /8s, 79 /16s and 55 /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: 329705
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 257753
Total APNIC prefixes after maximum aggregation: 76254
APNIC Deaggregation factor: 3.38
Prefixes being announced from the APNIC address blocks: 249496
Unique aggregates announced from the APNIC address blocks: 102662
APNIC Region origin ASes present in the Internet Routing Table: 14547
APNIC Prefixes per ASN: 17.15
APNIC Region origin ASes announcing only one prefix: 4428
APNIC Region transit ASes present in the Internet Routing Table: 1936
Average APNIC Region AS path length visible: 5.3
Max APNIC Region AS path length visible: 49
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10071
Number of APNIC addresses announced to Internet: 749139712
Equivalent to 44 /8s, 166 /16s and 247 /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: 292184
Total ARIN prefixes after maximum aggregation: 128678
ARIN Deaggregation factor: 2.27
Prefixes being announced from the ARIN address blocks: 293262
Unique aggregates announced from the ARIN address blocks: 136756
ARIN Region origin ASes present in the Internet Routing Table: 19205
ARIN Prefixes per ASN: 15.27
ARIN Region origin ASes announcing only one prefix: 7025
ARIN Region transit ASes present in the Internet Routing Table: 1954
Average ARIN Region AS path length visible: 4.7
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5163
Number of ARIN addresses announced to Internet: 1350355456
Equivalent to 80 /8s, 124 /16s and 202 /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: 276533
Total RIPE prefixes after maximum aggregation: 133082
RIPE Deaggregation factor: 2.08
Prefixes being announced from the RIPE address blocks: 274450
Unique aggregates announced from the RIPE address blocks: 173779
RIPE Region origin ASes present in the Internet Routing Table: 28923
RIPE Prefixes per ASN: 9.49
RIPE Region origin ASes announcing only one prefix: 12042
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: 23
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12362
Number of RIPE addresses announced to Internet: 732365824
Equivalent to 43 /8s, 167 /16s and 4 /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: 132536
Total LACNIC prefixes after maximum aggregation: 29332
LACNIC Deaggregation factor: 4.52
Prefixes being announced from the LACNIC address blocks: 128950
Unique aggregates announced from the LACNIC address blocks: 48807
LACNIC Region origin ASes present in the Internet Routing Table: 11227
LACNIC Prefixes per ASN: 11.49
LACNIC Region origin ASes announcing only one prefix: 2359
LACNIC Region transit ASes present in the Internet Routing Table: 2485
Average LACNIC Region AS path length visible: 5.6
Max LACNIC Region AS path length visible: 56
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9171
Number of LACNIC addresses announced to Internet: 171669504
Equivalent to 10 /8s, 59 /16s and 120 /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: 37467
Total AfriNIC prefixes after maximum aggregation: 6855
AfriNIC Deaggregation factor: 5.47
Prefixes being announced from the AfriNIC address blocks: 50840
Unique aggregates announced from the AfriNIC address blocks: 13602
AfriNIC Region origin ASes present in the Internet Routing Table: 1913
AfriNIC Prefixes per ASN: 26.58
AfriNIC Region origin ASes announcing only one prefix: 658
AfriNIC Region transit ASes present in the Internet Routing Table: 383
Average AfriNIC Region AS path length visible: 4.9
Max AfriNIC Region AS path length visible: 61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1279
Number of AfriNIC addresses announced to Internet: 105201408
Equivalent to 6 /8s, 69 /16s and 63 /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 10328 8753 87 CHINAMOBILE-CN China Mobile Communication
7545 6212 843 653 TPG-INTERNET-AP TPG Telecom Limited, AU
9498 4284 530 277 BBIL-AP BHARTI Airtel Ltd., IN
18403 4215 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3900 1332 26 VIETEL-AS-AP Viettel Group, VN
7713 3693 1044 66 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3269 1869 103 VNPT-AS-VN VNPT Corp, VN
24560 2843 847 540 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2206 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
4755 2171 434 194 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 12929 39640 3994 AMAZON-02, US
174 5471 8765 957 COGENT-174, US
11492 4675 310 585 CABLEONE, US
7155 4173 286 83 VIASAT-SP-BACKBONE, US
6327 3620 1320 81 SHAW, CA
22773 3379 3034 182 ASN-CXA-ALL-CCI-22773-RDC, US
749 3255 54879 2506 DNIC-AS-00749, US
16625 3076 1291 2236 AKAMAI-AS, US
396982 2947 3665 459 GOOGLE-CLOUD-PLATFORM, US
36352 2565 213 797 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 7730 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 3988 3395 128 AKAMAI-ASN1, NL
9009 3784 326 1961 M247, RO
12389 3036 2303 890 ROSTELECOM-AS, RU
34984 2365 360 583 TELLCOM-AS, TR
212238 2059 147 1520 CDNEXT, GB
8452 1615 1852 14 TE-AS TE-AS, EG
13188 1606 100 34 TRIOLAN, UA
62240 1488 98 746 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 11927 3245 578 UNINET, MX
10620 3522 486 971 Telmex Colombia S.A., CO
13999 2509 539 369 Mega Cable, S.A. de C.V., MX
11830 1991 369 64 Instituto Costarricense de Electricidad y
28573 1351 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1328 782 208 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1193 371 22 Telefonica del Peru S.A.A., PE
11664 1162 278 33 Techtel LMDS Comunicaciones Interactivas
28202 1132 52 9 Rede Brasileira de Comunicacao SA, BR
6503 1070 359 174 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 1703 599 30 RAYA-AS, EG
24863 1619 389 18 LINKdotNET-AS, EG
29571 1567 102 23 ORANGE-COTE-IVOIRE, CI
36992 1428 1518 287 ETISALAT-MISR, EG
20011 1294 202 344 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1006 521 42 Vodafone-, EG
37069 903 1083 15 MOBINIL, EG
37457 587 316 32 Telkom-Internet, ZA
3741 562 661 321 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 12929 39640 3994 AMAZON-02, US
8151 11927 3245 578 UNINET, MX
9808 10328 8753 87 CHINAMOBILE-CN China Mobile Communication
12479 7730 1714 145 UNI2-AS, ES
7545 6212 843 653 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5471 8765 957 COGENT-174, US
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4675 310 585 CABLEONE, US
9498 4284 530 277 BBIL-AP BHARTI Airtel Ltd., IN
18403 4215 347 25 FPT-AS-AP FPT Telecom Company, VN
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 11927 11349 UNINET, MX
9808 10328 10241 CHINAMOBILE-CN China Mobile Communications Grou
12479 7730 7585 UNI2-AS, ES
7545 6212 5559 TPG-INTERNET-AP TPG Telecom Limited, AU
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5471 4514 COGENT-174, US
18403 4215 4190 FPT-AS-AP FPT Telecom Company, VN
11492 4675 4090 CABLEONE, US
7155 4173 4090 VIASAT-SP-BACKBONE, US
9498 4284 4007 BBIL-AP BHARTI Airtel Ltd., IN
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
46559 UNALLOCATED 8.3.52.0/23 3257 GTT-BACKBONE GTT, US
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
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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.155.208.0/24 Origin: 396169 AS-GHCIL-01, US
23.155.208.0/24 Transit: 35985 ONERINGNET-ATL-1, 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 /11:93 /12:303
/13:584 /14:1231 /15:2187 /16:14040 /17:8369 /18:13934
/19:24832 /20:44443 /21:52561 /22:113411 /23:105413 /24:616022
/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 6663 7730 UNI2-AS, ES
8151 6097 11927 UNINET, MX
11492 3528 4675 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3417 3620 SHAW, CA
7155 3120 4173 VIASAT-SP-BACKBONE, US
22773 2516 3379 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2327 12929 AMAZON-02, US
30036 2218 2558 MEDIACOM-ENTERPRISE-BUSINESS, US
10620 2184 3522 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)
----------------------------------------------
1:2343 2:1529 3:597 4:10 5:4874 6:163
7:6 8:1554 9:1 11:172 12:1371 13:348
14:2514 15:351 16:279 17:362 18:911 20:470
21:4 22:188 23:7365 24:3065 25:2 27:2762
29:19 31:3254 32:45 34:84 35:204 36:2407
37:4778 38:10208 39:899 40:154 41:4433 42:1916
43:2580 44:358 45:19281 46:4978 47:288 49:1995
50:1901 51:590 52:1556 54:301 55:1090 56:11
57:261 58:2196 59:1340 60:1169 61:3008 62:3009
63:1845 64:5526 65:2192 66:4670 67:3045 68:1117
69:4010 70:1113 71:622 72:2923 74:2836 75:1665
76:613 77:2818 78:1872 79:1719 80:2232 81:2044
82:2988 83:1431 84:1822 85:3391 86:1044 87:2413
88:1299 89:4335 90:782 91:8406 92:2805 93:2897
94:4108 95:4288 96:1427 97:315 98:994 99:740
100:71 101:1306 102:4063 103:32431 104:4820 105:1225
106:997 107:2593 108:1207 109:4033 110:2230 111:3336
112:2044 113:1809 114:1957 115:2206 116:2073 117:2746
118:2782 119:1958 120:1876 121:1369 122:2766 123:2370
124:1585 125:2871 126:88 128:1586 129:1030 130:1298
131:1962 132:781 133:451 134:1526 135:375 136:1286
137:1119 138:3074 139:1628 140:1573 141:1501 142:1846
143:1679 144:1063 145:518 146:2160 147:2094 148:2641
149:2966 150:1259 151:2033 152:2118 153:574 154:8114
155:1643 156:3252 157:1915 158:1272 159:2424 160:3628
161:1977 162:3727 163:1975 164:1728 165:2235 166:1420
167:1907 168:4240 169:806 170:5312 171:1001 172:4471
173:3259 174:911 175:1283 176:3736 177:5480 178:3888
179:2465 180:2621 181:4199 182:3372 183:2031 184:2300
185:21699 186:5405 187:4778 188:4252 189:4387 190:9858
191:1980 192:11189 193:9460 194:7849 195:5642 196:3604
197:3800 198:6123 199:8436 200:8542 201:6407 202:10476
203:10704 204:4551 205:3646 206:4615 207:3446 208:4211
209:5204 210:4600 211:2518 212:4550 213:3821 214:1049
215:48 216:6637 217:3174 218:1346 219:385 220:2075
221:1072 222:716 223:2321
End of report
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