[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Feb 12 22:46:24 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Wed 12 Feb, 2025
IPv4 BGP Table (Global) as seen at RouteViews OIX.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/OIX/
Analysis Summary
----------------
BGP routing table entries examined: 1030004
Prefixes after maximum aggregation (per Origin AS): 376799
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 474805
Total ASes present in the Internet Routing Table: 76719
Prefixes per ASN: 13.43
Origin-only ASes present in the Internet Routing Table: 66042
Origin ASes announcing only one prefix: 26250
Transit ASes present in the Internet Routing Table: 10677
Transit-only ASes present in the Internet Routing Table: 526
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 3.2
Max AS path length visible: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1109
Number of instances of unregistered ASNs: 1116
Number of 32-bit ASNs allocated by the RIRs: 46121
Number of 32-bit ASNs visible in the Routing Table: 37844
Prefixes from 32-bit ASNs in the Routing Table: 210135
Number of bogon 32-bit ASNs visible in the Routing Table: 74
Special use prefixes present in the Routing Table: 14
Prefixes being announced from unallocated address space: 522
Number of addresses announced to Internet: 3115538043
Equivalent to 185 /8s, 179 /16s and 86 /24s
Percentage of available address space announced: 84.2
Percentage of allocated address space announced: 84.2
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: 347415
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265589
Total APNIC prefixes after maximum aggregation: 76975
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 256936
Unique aggregates announced from the APNIC address blocks: 102829
APNIC Region origin ASes present in the Internet Routing Table: 14543
APNIC Prefixes per ASN: 17.67
APNIC Region origin ASes announcing only one prefix: 4430
APNIC Region transit ASes present in the Internet Routing Table: 1929
Average APNIC Region AS path length visible: 3.4
Max APNIC Region AS path length visible: 38
Number of APNIC region 32-bit ASNs visible in the Routing Table: 10006
Number of APNIC addresses announced to Internet: 755790400
Equivalent to 45 /8s, 12 /16s and 114 /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, 131072-153913
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: 296447
Total ARIN prefixes after maximum aggregation: 129038
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 297837
Unique aggregates announced from the ARIN address blocks: 135150
ARIN Region origin ASes present in the Internet Routing Table: 19229
ARIN Prefixes per ASN: 15.49
ARIN Region origin ASes announcing only one prefix: 6988
ARIN Region transit ASes present in the Internet Routing Table: 1916
Average ARIN Region AS path length visible: 2.8
Max ARIN Region AS path length visible: 23
Number of ARIN region 32-bit ASNs visible in the Routing Table: 5141
Number of ARIN addresses announced to Internet: 1344012486
Equivalent to 80 /8s, 28 /16s and 0 /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: 289478
Total RIPE prefixes after maximum aggregation: 133760
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 286432
Unique aggregates announced from the RIPE address blocks: 172079
RIPE Region origin ASes present in the Internet Routing Table: 28897
RIPE Prefixes per ASN: 9.91
RIPE Region origin ASes announcing only one prefix: 12017
RIPE Region transit ASes present in the Internet Routing Table: 3839
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 26
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12275
Number of RIPE addresses announced to Internet: 732731173
Equivalent to 43 /8s, 172 /16s and 151 /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: 138330
Total LACNIC prefixes after maximum aggregation: 29393
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135683
Unique aggregates announced from the LACNIC address blocks: 49020
LACNIC Region origin ASes present in the Internet Routing Table: 11213
LACNIC Prefixes per ASN: 12.10
LACNIC Region origin ASes announcing only one prefix: 2163
LACNIC Region transit ASes present in the Internet Routing Table: 2467
Average LACNIC Region AS path length visible: 3.3
Max LACNIC Region AS path length visible: 52
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9145
Number of LACNIC addresses announced to Internet: 177997184
Equivalent to 10 /8s, 156 /16s and 5 /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: 39051
Total AfriNIC prefixes after maximum aggregation: 6944
AfriNIC Deaggregation factor: 5.62
Prefixes being announced from the AfriNIC address blocks: 52592
Unique aggregates announced from the AfriNIC address blocks: 15298
AfriNIC Region origin ASes present in the Internet Routing Table: 1922
AfriNIC Prefixes per ASN: 27.36
AfriNIC Region origin ASes announcing only one prefix: 652
AfriNIC Region transit ASes present in the Internet Routing Table: 365
Average AfriNIC Region AS path length visible: 3.5
Max AfriNIC Region AS path length visible: 36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1277
Number of AfriNIC addresses announced to Internet: 104742656
Equivalent to 6 /8s, 62 /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 10337 8753 90 CHINAMOBILE-CN China Mobile Communication
7545 6212 843 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5040 4194 78 ERX-CERNET-BKB China Education and Resear
18403 4225 347 25 FPT-AS-AP FPT Telecom Company, VN
9498 4223 530 275 BBIL-AP BHARTI Airtel Ltd., IN
7552 3918 1331 25 VIETEL-AS-AP Viettel Group, VN
7713 3673 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
45899 3266 1869 102 VNPT-AS-VN VNPT Corp, VN
24560 2837 853 530 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
4755 2213 434 192 TATACOMM-AS TATA Communications formerly
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 12735 38947 3726 AMAZON-02, US
174 5542 8758 883 COGENT-174, US
11492 4703 312 556 CABLEONE, US
7155 4180 287 86 VIASAT-SP-BACKBONE, US
6327 3623 1320 81 SHAW, CA
22773 3387 3049 185 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
2152 3191 508 130 CENIC-2152, US
16625 3029 1302 2199 AKAMAI-AS, US
396982 2924 3659 447 GOOGLE-CLOUD-PLATFORM, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
47331 9661 1284 1335 TTNET, TR
12479 7749 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4014 3396 143 AKAMAI-ASN1, NL
9009 3768 324 1919 M247, RO
12389 2993 2303 893 ROSTELECOM-AS, RU
34984 2416 364 573 TELLCOM-AS, TR
212238 1960 141 1448 CDNEXT, GB
8452 1916 1852 14 TE-AS TE-AS, EG
5384 1799 585 30 EMIRATES-INTERNET Emirates Internet, AE
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 12010 3243 705 UNINET, MX
10620 3542 492 950 Telmex Colombia S.A., CO
13999 2517 539 365 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1592 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 777 211 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6503 1130 374 163 Axtel, S.A.B. de C.V., MX
28202 1130 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1109 371 22 Telefonica del Peru S.A.A., PE
22884 1076 98 374 TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24835 1677 601 30 RAYA-AS, EG
24863 1646 389 16 LINKdotNET-AS, EG
37457 1639 316 32 Telkom-Internet, ZA
29571 1539 97 100 ORANGE-COTE-IVOIRE, CI
36992 1425 1518 286 ETISALAT-MISR, EG
20011 1288 199 339 INTERNET-SOLUTIONS, ZA
36903 1249 554 96 MT-MPLS, MA
36935 1001 521 42 Vodafone-, EG
37069 847 1083 15 MOBINIL, EG
6713 558 1861 35 IAM-AS, MA
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 12735 38947 3726 AMAZON-02, US
8151 12010 3243 705 UNINET, MX
9808 10337 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9661 1284 1335 TTNET, TR
12479 7749 1714 145 UNI2-AS, ES
7545 6212 843 665 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5542 8758 883 COGENT-174, US
4538 5040 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4703 312 556 CABLEONE, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
8151 12010 11305 UNINET, MX
9808 10337 10247 CHINAMOBILE-CN China Mobile Communications Grou
47331 9661 8326 TTNET, TR
12479 7749 7604 UNI2-AS, ES
7545 6212 5547 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5040 4962 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5542 4659 COGENT-174, US
18403 4225 4200 FPT-AS-AP FPT Telecom Company, VN
11492 4703 4147 CABLEONE, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
400866 UNALLOCATED 2.59.148.0/23 21859 ZEN-ECN, US
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
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, 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
396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
10.116.75.0/24 22884 TOTAL PLAY TELECOMUNICACIONES SA DE CV, MX
100.126.255.172/30 13979 ATT-IPFR, US
100.126.255.176/30 13979 ATT-IPFR, US
100.126.255.180/30 13979 ATT-IPFR, US
100.126.255.184/30 13979 ATT-IPFR, US
100.127.255.0/26 64510 RESERVED, ZZ
100.127.255.64/28 64510 RESERVED, ZZ
100.127.255.80/28 64510 RESERVED, ZZ
100.127.255.128/26 64511 RESERVED, ZZ
100.127.255.192/28 64511 RESERVED, ZZ
Complete listing at https://bgp.nsrc.org/REN/OIX/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
23.140.16.0/24 Origin: 63371 RESERVED, ZZ
23.140.16.0/24 Transit: 7018 ATT-INTERNET4, US
23.140.48.0/24 Origin: 63371 RESERVED, ZZ
23.140.48.0/24 Transit: 7018 ATT-INTERNET4, 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
Complete listing at https://bgp.nsrc.org/REN/OIX/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:16 /10:42 /11:93 /12:307
/13:588 /14:1235 /15:2207 /16:14107 /17:8558 /18:14258
/19:25428 /20:46132 /21:54893 /22:116014 /23:109960 /24:629920
/25:655 /26:651 /27:1183 /28:220 /29:370 /30:244
/31:1269 /32:1637
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8747 9661 TTNET, TR
12479 6706 7749 UNI2-AS, ES
8151 6174 12010 UNINET, MX
11492 3556 4703 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3418 3623 SHAW, CA
7155 3128 4180 VIASAT-SP-BACKBONE, US
22773 2522 3387 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2263 12735 AMAZON-02, US
30036 2248 2588 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2331 2:1602 3:570 4:25 5:4819 6:165
7:6 8:1651 9:1 10:1 11:172 12:1388
13:351 14:2543 15:348 16:270 17:360 18:917
20:460 21:4 22:188 23:7352 24:2777 25:2
27:2767 29:19 31:3201 32:57 34:81 35:205
36:2435 37:4745 38:10001 39:897 40:153 41:4765
42:1925 43:2575 44:348 45:19877 46:5034 47:295
49:2003 50:1894 51:588 52:1604 54:306 55:995
56:9 57:252 58:2318 59:1253 60:1166 61:3128
62:3039 63:1847 64:5544 65:2219 66:4728 67:3092
68:1128 69:4035 70:1134 71:619 72:2939 74:2819
75:1643 76:633 77:2756 78:4229 79:1741 80:2256
81:2211 82:2432 83:1452 84:1819 85:4239 86:1028
87:2447 88:3424 89:4468 90:757 91:8452 92:2818
93:2892 94:3998 95:5412 96:1326 97:317 98:981
99:738 100:71 101:1397 102:4275 103:32604 104:4701
105:2229 106:1018 107:2626 108:1207 109:4130 110:2263
111:3394 112:2071 113:1815 114:1957 115:2263 116:2107
117:2745 118:2860 119:2014 120:1904 121:1433 122:2888
123:2303 124:1676 125:2914 126:94 128:1685 129:1040
130:1313 131:2047 132:908 133:450 134:1530 135:370
136:1343 137:1170 138:3259 139:1608 140:1561 141:1483
142:1873 143:1731 144:1072 145:469 146:2171 147:2067
148:2607 149:2912 150:1228 151:1674 152:2147 153:574
154:8168 155:1621 156:3642 157:1913 158:1256 159:2429
160:3667 161:1923 162:3687 163:1827 164:1753 165:2207
166:1360 167:1911 168:4412 169:820 170:5514 171:1007
172:4312 173:3273 174:918 175:1291 176:3724 177:6149
178:3920 179:2725 180:2639 181:4153 182:3374 183:2034
184:2271 185:21766 186:5677 187:4988 188:4351 189:4575
190:9910 191:2082 192:11218 193:9455 194:7850 195:5627
196:3544 197:3945 198:6232 199:8346 200:8714 201:6574
202:10898 203:10800 204:4605 205:3739 206:4709 207:3620
208:4210 209:5252 210:4872 211:2636 212:4625 213:3874
214:1055 215:42 216:6682 217:3185 218:1395 219:553
220:2120 221:1055 222:848 223:2329
End of report
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