[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Jan 26 22:46:13 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sun 26 Jan, 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: 1030741
Prefixes after maximum aggregation (per Origin AS): 375928
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 472939
Total ASes present in the Internet Routing Table: 76701
Prefixes per ASN: 13.44
Origin-only ASes present in the Internet Routing Table: 66043
Origin ASes announcing only one prefix: 26242
Transit ASes present in the Internet Routing Table: 10658
Transit-only ASes present in the Internet Routing Table: 520
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: 104
Max AS path prepend of ASN (269289) 101
Prefixes from unregistered ASNs in the Routing Table: 1140
Number of instances of unregistered ASNs: 1147
Number of 32-bit ASNs allocated by the RIRs: 46075
Number of 32-bit ASNs visible in the Routing Table: 37764
Prefixes from 32-bit ASNs in the Routing Table: 209538
Number of bogon 32-bit ASNs visible in the Routing Table: 80
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 549
Number of addresses announced to Internet: 3122048891
Equivalent to 186 /8s, 22 /16s and 175 /24s
Percentage of available address space announced: 84.3
Percentage of allocated address space announced: 84.3
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: 347002
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266414
Total APNIC prefixes after maximum aggregation: 76966
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257903
Unique aggregates announced from the APNIC address blocks: 102536
APNIC Region origin ASes present in the Internet Routing Table: 14527
APNIC Prefixes per ASN: 17.75
APNIC Region origin ASes announcing only one prefix: 4423
APNIC Region transit ASes present in the Internet Routing Table: 1936
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: 9988
Number of APNIC addresses announced to Internet: 760658496
Equivalent to 45 /8s, 86 /16s and 186 /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: 296900
Total ARIN prefixes after maximum aggregation: 128770
ARIN Deaggregation factor: 2.31
Prefixes being announced from the ARIN address blocks: 298236
Unique aggregates announced from the ARIN address blocks: 134425
ARIN Region origin ASes present in the Internet Routing Table: 19237
ARIN Prefixes per ASN: 15.50
ARIN Region origin ASes announcing only one prefix: 6997
ARIN Region transit ASes present in the Internet Routing Table: 1913
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: 5126
Number of ARIN addresses announced to Internet: 1345410246
Equivalent to 80 /8s, 49 /16s and 84 /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: 289146
Total RIPE prefixes after maximum aggregation: 133362
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 285950
Unique aggregates announced from the RIPE address blocks: 171372
RIPE Region origin ASes present in the Internet Routing Table: 28902
RIPE Prefixes per ASN: 9.89
RIPE Region origin ASes announcing only one prefix: 12033
RIPE Region transit ASes present in the Internet Routing Table: 3817
Average RIPE Region AS path length visible: 3.2
Max RIPE Region AS path length visible: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 12245
Number of RIPE addresses announced to Internet: 733492773
Equivalent to 43 /8s, 184 /16s and 54 /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: 138660
Total LACNIC prefixes after maximum aggregation: 29318
LACNIC Deaggregation factor: 4.73
Prefixes being announced from the LACNIC address blocks: 136115
Unique aggregates announced from the LACNIC address blocks: 48964
LACNIC Region origin ASes present in the Internet Routing Table: 11200
LACNIC Prefixes per ASN: 12.15
LACNIC Region origin ASes announcing only one prefix: 2147
LACNIC Region transit ASes present in the Internet Routing Table: 2478
Average LACNIC Region AS path length visible: 3.3
Max LACNIC Region AS path length visible: 104
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9132
Number of LACNIC addresses announced to Internet: 177522560
Equivalent to 10 /8s, 148 /16s and 199 /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: 38481
Total AfriNIC prefixes after maximum aggregation: 6810
AfriNIC Deaggregation factor: 5.65
Prefixes being announced from the AfriNIC address blocks: 51986
Unique aggregates announced from the AfriNIC address blocks: 15197
AfriNIC Region origin ASes present in the Internet Routing Table: 1914
AfriNIC Prefixes per ASN: 27.16
AfriNIC Region origin ASes announcing only one prefix: 642
AfriNIC Region transit ASes present in the Internet Routing Table: 361
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: 1273
Number of AfriNIC addresses announced to Internet: 104699392
Equivalent to 6 /8s, 61 /16s and 150 /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 10400 8921 125 CHINAMOBILE-CN China Mobile Communication
7545 6203 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5035 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4207 347 24 FPT-AS-AP FPT Telecom Company, VN
9498 4165 529 275 BBIL-AP BHARTI Airtel Ltd., IN
7552 3913 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3902 1890 51 VNPT-AS-VN VNPT Corp, VN
7713 3678 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2829 850 546 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
45090 2235 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 12630 38871 3722 AMAZON-02, US
174 6136 8761 888 COGENT-174, US
11492 4696 312 551 CABLEONE, US
7155 4176 287 86 VIASAT-SP-BACKBONE, US
6327 3615 1320 81 SHAW, CA
22773 3413 3049 187 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
2152 3180 508 130 CENIC-2152, US
16625 3017 1306 2197 AKAMAI-AS, US
396982 2907 3657 445 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 9656 1283 1342 TTNET, TR
12479 7725 1711 144 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4028 3396 141 AKAMAI-ASN1, NL
9009 3771 323 1914 M247, RO
12389 2990 2303 890 ROSTELECOM-AS, RU
34984 2418 364 573 TELLCOM-AS, TR
8452 1950 1852 14 TE-AS TE-AS, EG
212238 1905 136 1405 CDNEXT, GB
5384 1790 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 11931 3225 704 UNINET, MX
10620 3539 492 954 Telmex Colombia S.A., CO
13999 2515 539 366 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1579 2438 262 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 778 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6503 1137 374 163 Axtel, S.A.B. de C.V., MX
28202 1128 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1109 371 22 Telefonica del Peru S.A.A., PE
22884 1076 98 372 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 1682 601 30 RAYA-AS, EG
24863 1648 389 18 LINKdotNET-AS, EG
37457 1634 316 32 Telkom-Internet, ZA
29571 1546 97 106 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 1018 523 45 Vodafone-, EG
37069 839 1083 15 MOBINIL, EG
6713 557 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 12630 38871 3722 AMAZON-02, US
8151 11931 3225 704 UNINET, MX
9808 10400 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9656 1283 1342 TTNET, TR
12479 7725 1711 144 UNI2-AS, ES
7545 6203 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6136 8761 888 COGENT-174, US
4538 5035 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4797 293 62 ALJAWWALSTC-AS, SA
11492 4696 312 551 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 11931 11227 UNINET, MX
9808 10400 10275 CHINAMOBILE-CN China Mobile Communications Grou
47331 9656 8314 TTNET, TR
12479 7725 7581 UNI2-AS, ES
7545 6203 5540 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6136 5248 COGENT-174, US
4538 5035 4958 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4207 4183 FPT-AS-AP FPT Telecom Company, VN
11492 4696 4145 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
100.80.0.0/24 60478 KSYS, CH
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
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
23.132.192.0/24 Origin: 30500 WOLFPAWSERVICES, CA
23.132.192.0/24 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
23.140.176.0/24 Origin: 40676 AS40676, US
23.140.176.0/24 Transit: 3257 GTT-BACKBONE GTT, 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 /12:310
/13:591 /14:1240 /15:2214 /16:14136 /17:8570 /18:14719
/19:25613 /20:46328 /21:55148 /22:116418 /23:110343 /24:628741
/25:654 /26:652 /27:1190 /28:220 /29:379 /30:249
/31:1264 /32:1594
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8741 9656 TTNET, TR
12479 6686 7725 UNI2-AS, ES
8151 6097 11931 UNINET, MX
11492 3555 4696 CABLEONE, US
39891 3489 4797 ALJAWWALSTC-AS, SA
6327 3410 3615 SHAW, CA
7155 3124 4176 VIASAT-SP-BACKBONE, US
22773 2545 3413 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2248 12630 AMAZON-02, US
30036 2233 2572 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 2:1647 3:565 4:25 5:4876 6:164
7:6 8:1638 9:1 10:1 11:172 12:1390
13:349 14:2534 15:340 16:270 17:362 18:906
20:460 21:4 22:188 23:7323 24:2781 25:2
27:2771 29:19 31:3181 32:56 34:74 35:189
36:2433 37:4686 38:10472 39:897 40:155 41:4726
42:1930 43:2577 44:348 45:19815 46:5033 47:296
49:2004 50:1887 51:589 52:1604 54:307 55:1086
56:9 57:246 58:2303 59:1256 60:1161 61:2988
62:3034 63:1853 64:5558 65:2228 66:4729 67:3085
68:1188 69:4065 70:1125 71:616 72:2940 74:2811
75:1642 76:634 77:2731 78:4228 79:1752 80:2254
81:2222 82:2086 83:1460 84:1823 85:4214 86:1007
87:2452 88:3424 89:4492 90:756 91:8464 92:2803
93:2921 94:3927 95:5394 96:1291 97:317 98:991
99:737 100:72 101:1400 102:4155 103:32640 104:4668
105:2170 106:1015 107:2620 108:1199 109:4129 110:2263
111:3382 112:2073 113:1805 114:1958 115:2251 116:2063
117:2749 118:2869 119:2018 120:1902 121:1431 122:2872
123:2191 124:1698 125:2904 126:94 128:1687 129:1037
130:1301 131:2033 132:920 133:451 134:1522 135:369
136:1347 137:1164 138:3235 139:1605 140:1549 141:1485
142:1871 143:1716 144:1040 145:473 146:2160 147:2057
148:2596 149:2929 150:1213 151:1629 152:2116 153:574
154:8300 155:1563 156:3524 157:1908 158:1259 159:2426
160:3635 161:1851 162:3675 163:1808 164:1747 165:2205
166:1340 167:1902 168:4407 169:822 170:5514 171:1006
172:4160 173:3223 174:919 175:1293 176:3715 177:6277
178:3933 179:2695 180:2626 181:4136 182:3374 183:2048
184:2279 185:21708 186:5735 187:5046 188:4376 189:4524
190:9928 191:2088 192:11302 193:9421 194:7830 195:5614
196:3494 197:3887 198:6215 199:8341 200:8704 201:6589
202:10874 203:10782 204:4593 205:3704 206:4720 207:3635
208:4230 209:5228 210:4860 211:2626 212:4627 213:3872
214:1045 215:42 216:6706 217:3174 218:1394 219:555
220:2112 221:1054 222:850 223:2329
End of report
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