[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Feb 13 22:46:31 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Thu 13 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: 1030493
Prefixes after maximum aggregation (per Origin AS): 376941
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 475122
Total ASes present in the Internet Routing Table: 76736
Prefixes per ASN: 13.43
Origin-only ASes present in the Internet Routing Table: 66055
Origin ASes announcing only one prefix: 26247
Transit ASes present in the Internet Routing Table: 10681
Transit-only ASes present in the Internet Routing Table: 532
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: 1112
Number of instances of unregistered ASNs: 1119
Number of 32-bit ASNs allocated by the RIRs: 46117
Number of 32-bit ASNs visible in the Routing Table: 37858
Prefixes from 32-bit ASNs in the Routing Table: 210115
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: 523
Number of addresses announced to Internet: 3115683451
Equivalent to 185 /8s, 181 /16s and 142 /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: 347618
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265591
Total APNIC prefixes after maximum aggregation: 76996
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 256935
Unique aggregates announced from the APNIC address blocks: 102893
APNIC Region origin ASes present in the Internet Routing Table: 14552
APNIC Prefixes per ASN: 17.66
APNIC Region origin ASes announcing only one prefix: 4429
APNIC Region transit ASes present in the Internet Routing Table: 1934
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: 10013
Number of APNIC addresses announced to Internet: 755843136
Equivalent to 45 /8s, 13 /16s and 64 /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: 296499
Total ARIN prefixes after maximum aggregation: 129065
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 297876
Unique aggregates announced from the ARIN address blocks: 135226
ARIN Region origin ASes present in the Internet Routing Table: 19232
ARIN Prefixes per ASN: 15.49
ARIN Region origin ASes announcing only one prefix: 6991
ARIN Region transit ASes present in the Internet Routing Table: 1918
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: 5144
Number of ARIN addresses announced to Internet: 1344024774
Equivalent to 80 /8s, 28 /16s and 48 /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: 289635
Total RIPE prefixes after maximum aggregation: 133847
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 286603
Unique aggregates announced from the RIPE address blocks: 172184
RIPE Region origin ASes present in the Internet Routing Table: 28898
RIPE Prefixes per ASN: 9.92
RIPE Region origin ASes announcing only one prefix: 12011
RIPE Region transit ASes present in the Internet Routing Table: 3843
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: 12278
Number of RIPE addresses announced to Internet: 732785445
Equivalent to 43 /8s, 173 /16s and 107 /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: 138488
Total LACNIC prefixes after maximum aggregation: 29390
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135841
Unique aggregates announced from the LACNIC address blocks: 49071
LACNIC Region origin ASes present in the Internet Routing Table: 11207
LACNIC Prefixes per ASN: 12.12
LACNIC Region origin ASes announcing only one prefix: 2161
LACNIC Region transit ASes present in the Internet Routing Table: 2454
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: 9143
Number of LACNIC addresses announced to Internet: 178015104
Equivalent to 10 /8s, 156 /16s and 75 /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: 39168
Total AfriNIC prefixes after maximum aggregation: 6952
AfriNIC Deaggregation factor: 5.63
Prefixes being announced from the AfriNIC address blocks: 52713
Unique aggregates announced from the AfriNIC address blocks: 15319
AfriNIC Region origin ASes present in the Internet Routing Table: 1925
AfriNIC Prefixes per ASN: 27.38
AfriNIC Region origin ASes announcing only one prefix: 655
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: 38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1280
Number of AfriNIC addresses announced to Internet: 104751360
Equivalent to 6 /8s, 62 /16s and 97 /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 5036 4194 78 ERX-CERNET-BKB China Education and Resear
9498 4232 530 275 BBIL-AP BHARTI Airtel Ltd., IN
18403 4228 347 25 FPT-AS-AP FPT Telecom Company, VN
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.,
45090 2207 1439 86 TENCENT-NET-AP Shenzhen Tencent Computer
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 12756 38950 3728 AMAZON-02, US
174 5527 8757 880 COGENT-174, US
11492 4702 312 561 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 3179 508 130 CENIC-2152, US
16625 3027 1302 2198 AKAMAI-AS, US
396982 2926 3660 449 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 9671 1285 1320 TTNET, TR
12479 7761 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4014 3396 143 AKAMAI-ASN1, NL
9009 3773 324 1923 M247, RO
12389 2995 2303 894 ROSTELECOM-AS, RU
34984 2415 364 573 TELLCOM-AS, TR
212238 1971 143 1457 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 12023 3248 700 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 1593 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 1111 371 22 Telefonica del Peru S.A.A., PE
22884 1078 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 1544 97 101 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 843 1083 15 MOBINIL, EG
6713 556 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 12756 38950 3728 AMAZON-02, US
8151 12023 3248 700 UNINET, MX
9808 10337 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9671 1285 1320 TTNET, TR
12479 7761 1714 145 UNI2-AS, ES
7545 6212 843 665 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5527 8757 880 COGENT-174, US
4538 5036 4194 78 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4702 312 561 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 12023 11323 UNINET, MX
9808 10337 10247 CHINAMOBILE-CN China Mobile Communications Grou
47331 9671 8351 TTNET, TR
12479 7761 7616 UNI2-AS, ES
7545 6212 5547 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5036 4958 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5527 4647 COGENT-174, US
18403 4228 4203 FPT-AS-AP FPT Telecom Company, VN
11492 4702 4141 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
23.134.84.0/24 Origin: 26922 SIMPLYNET-1, CA
23.134.84.0/24 Transit: 394367 SYSLIFELINE, CA
23.134.124.0/24 Origin: 19468 VALEX, US
23.134.124.0/24 Transit: 29802 HVC-AS, 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
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 /16:14105 /17:8561 /18:14257
/19:25439 /20:46147 /21:54891 /22:116153 /23:110004 /24:630220
/25:654 /26:649 /27:1180 /28:220 /29:367 /30:246
/31:1266 /32:1629
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8757 9671 TTNET, TR
12479 6718 7761 UNI2-AS, ES
8151 6183 12023 UNINET, MX
11492 3556 4702 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 2267 12756 AMAZON-02, US
30036 2249 2589 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 2:1599 3:570 4:25 5:4823 6:165
7:6 8:1649 9:1 10:1 11:172 12:1387
13:353 14:2546 15:348 16:270 17:361 18:917
20:460 21:4 22:188 23:7358 24:2779 25:2
27:2767 29:19 31:3200 32:57 34:82 35:205
36:2436 37:4746 38:9991 39:897 40:153 41:4794
42:1930 43:2574 44:351 45:19869 46:5040 47:293
49:2003 50:1893 51:589 52:1604 54:306 55:1048
56:9 57:251 58:2319 59:1260 60:1166 61:3103
62:3040 63:1848 64:5547 65:2220 66:4735 67:3092
68:1126 69:4028 70:1132 71:619 72:2938 74:2815
75:1643 76:618 77:2755 78:4229 79:1744 80:2256
81:2208 82:2472 83:1457 84:1819 85:4241 86:1026
87:2428 88:3426 89:4482 90:760 91:8440 92:2825
93:2890 94:3990 95:5416 96:1327 97:317 98:982
99:738 100:71 101:1396 102:4286 103:32596 104:4687
105:2229 106:1018 107:2626 108:1209 109:4140 110:2269
111:3391 112:2071 113:1815 114:1958 115:2265 116:2107
117:2748 118:2859 119:2014 120:1904 121:1434 122:2889
123:2304 124:1677 125:2913 126:94 128:1685 129:1040
130:1314 131:2012 132:907 133:450 134:1536 135:370
136:1340 137:1171 138:3255 139:1608 140:1563 141:1494
142:1877 143:1714 144:1070 145:473 146:2173 147:2068
148:2613 149:2917 150:1228 151:1675 152:2141 153:574
154:8193 155:1623 156:3646 157:1910 158:1256 159:2429
160:3675 161:1956 162:3705 163:1827 164:1752 165:2208
166:1361 167:1912 168:4408 169:821 170:5512 171:1007
172:4307 173:3270 174:919 175:1292 176:3730 177:6171
178:3921 179:2733 180:2639 181:4155 182:3376 183:2035
184:2272 185:21780 186:5686 187:4983 188:4355 189:4577
190:9917 191:2072 192:11229 193:9448 194:7855 195:5636
196:3557 197:3986 198:6228 199:8348 200:8710 201:6572
202:10896 203:10813 204:4603 205:3738 206:4711 207:3620
208:4215 209:5253 210:4873 211:2637 212:4628 213:3873
214:1058 215:42 216:6677 217:3184 218:1396 219:555
220:2118 221:1055 222:849 223:2329
End of report
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