[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Feb 11 22:46:24 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Tue 11 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: 1030296
Prefixes after maximum aggregation (per Origin AS): 376856
Deaggregation factor: 2.73
Unique aggregates announced (without unneeded subnets): 474680
Total ASes present in the Internet Routing Table: 76740
Prefixes per ASN: 13.43
Origin-only ASes present in the Internet Routing Table: 66060
Origin ASes announcing only one prefix: 26268
Transit ASes present in the Internet Routing Table: 10680
Transit-only ASes present in the Internet Routing Table: 529
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: 1100
Number of instances of unregistered ASNs: 1107
Number of 32-bit ASNs allocated by the RIRs: 46105
Number of 32-bit ASNs visible in the Routing Table: 37858
Prefixes from 32-bit ASNs in the Routing Table: 210086
Number of bogon 32-bit ASNs visible in the Routing Table: 77
Special use prefixes present in the Routing Table: 14
Prefixes being announced from unallocated address space: 521
Number of addresses announced to Internet: 3115601787
Equivalent to 185 /8s, 180 /16s and 79 /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: 347587
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265584
Total APNIC prefixes after maximum aggregation: 76994
APNIC Deaggregation factor: 3.45
Prefixes being announced from the APNIC address blocks: 256907
Unique aggregates announced from the APNIC address blocks: 102801
APNIC Region origin ASes present in the Internet Routing Table: 14547
APNIC Prefixes per ASN: 17.66
APNIC Region origin ASes announcing only one prefix: 4436
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: 10010
Number of APNIC addresses announced to Internet: 755871040
Equivalent to 45 /8s, 13 /16s and 173 /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: 296636
Total ARIN prefixes after maximum aggregation: 129099
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 298014
Unique aggregates announced from the ARIN address blocks: 135135
ARIN Region origin ASes present in the Internet Routing Table: 19238
ARIN Prefixes per ASN: 15.49
ARIN Region origin ASes announcing only one prefix: 6992
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: 5145
Number of ARIN addresses announced to Internet: 1344029126
Equivalent to 80 /8s, 28 /16s and 65 /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: 289544
Total RIPE prefixes after maximum aggregation: 133772
RIPE Deaggregation factor: 2.16
Prefixes being announced from the RIPE address blocks: 286467
Unique aggregates announced from the RIPE address blocks: 172045
RIPE Region origin ASes present in the Internet Routing Table: 28906
RIPE Prefixes per ASN: 9.91
RIPE Region origin ASes announcing only one prefix: 12028
RIPE Region transit ASes present in the Internet Routing Table: 3832
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: 12280
Number of RIPE addresses announced to Internet: 732744997
Equivalent to 43 /8s, 172 /16s and 205 /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: 138325
Total LACNIC prefixes after maximum aggregation: 29383
LACNIC Deaggregation factor: 4.71
Prefixes being announced from the LACNIC address blocks: 135693
Unique aggregates announced from the LACNIC address blocks: 49004
LACNIC Region origin ASes present in the Internet Routing Table: 11212
LACNIC Prefixes per ASN: 12.10
LACNIC Region origin ASes announcing only one prefix: 2161
LACNIC Region transit ASes present in the Internet Routing Table: 2469
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: 177991296
Equivalent to 10 /8s, 155 /16s and 238 /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: 39107
Total AfriNIC prefixes after maximum aggregation: 6925
AfriNIC Deaggregation factor: 5.65
Prefixes being announced from the AfriNIC address blocks: 52692
Unique aggregates announced from the AfriNIC address blocks: 15267
AfriNIC Region origin ASes present in the Internet Routing Table: 1921
AfriNIC Prefixes per ASN: 27.43
AfriNIC Region origin ASes announcing only one prefix: 651
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: 1278
Number of AfriNIC addresses announced to Internet: 104705280
Equivalent to 6 /8s, 61 /16s and 173 /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 5039 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4230 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 2838 853 531 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
4755 2211 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 12717 38946 3733 AMAZON-02, US
174 5550 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 3392 3050 187 ASN-CXA-ALL-CCI-22773-RDC, US
749 3260 54879 2507 DNIC-AS-00749, US
2152 3195 508 133 CENIC-2152, US
16625 3031 1306 2196 AKAMAI-AS, US
396982 2922 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 7747 1714 145 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4021 3396 142 AKAMAI-ASN1, NL
9009 3782 325 1929 M247, RO
12389 2994 2303 893 ROSTELECOM-AS, RU
34984 2416 364 573 TELLCOM-AS, TR
212238 1940 140 1428 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 12005 3243 709 UNINET, MX
10620 3542 492 950 Telmex Colombia S.A., CO
13999 2516 539 366 Mega Cable, S.A. de C.V., MX
11830 1993 369 64 Instituto Costarricense de Electricidad y
28573 1578 2437 265 Claro NXT Telecomunicacoes Ltda, BR
3816 1330 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 1110 371 22 Telefonica del Peru S.A.A., PE
22884 1075 98 375 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 1684 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 1002 521 42 Vodafone-, EG
37069 855 1087 16 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 12717 38946 3733 AMAZON-02, US
8151 12005 3243 709 UNINET, MX
9808 10337 8753 90 CHINAMOBILE-CN China Mobile Communication
47331 9661 1284 1335 TTNET, TR
12479 7747 1714 145 UNI2-AS, ES
7545 6212 843 665 TPG-INTERNET-AP TPG Telecom Limited, AU
174 5550 8758 883 COGENT-174, US
4538 5039 4193 77 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 12005 11296 UNINET, MX
9808 10337 10247 CHINAMOBILE-CN China Mobile Communications Grou
47331 9661 8326 TTNET, TR
12479 7747 7602 UNI2-AS, ES
7545 6212 5547 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5039 4962 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
174 5550 4667 COGENT-174, US
18403 4230 4205 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 /16:14104 /17:8560 /18:14257
/19:25443 /20:46165 /21:54882 /22:116069 /23:109967 /24:630122
/25:650 /26:642 /27:1184 /28:220 /29:370 /30:247
/31:1270 /32:1639
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8747 9661 TTNET, TR
12479 6706 7747 UNI2-AS, ES
8151 6170 12005 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 2525 3392 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2253 12717 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)
----------------------------------------------
1:2330 2:1599 3:569 4:25 5:4820 6:165
7:6 8:1651 9:1 10:1 11:172 12:1389
13:351 14:2543 15:348 16:270 17:360 18:917
20:460 21:4 22:188 23:7359 24:2780 25:2
27:2767 29:19 31:3194 32:55 34:81 35:205
36:2436 37:4747 38:9982 39:897 40:153 41:4774
42:1930 43:2574 44:349 45:19912 46:5037 47:295
49:2003 50:1900 51:589 52:1604 54:306 55:1096
56:9 57:252 58:2317 59:1252 60:1166 61:3128
62:3036 63:1848 64:5549 65:2221 66:4732 67:3090
68:1139 69:4041 70:1136 71:619 72:2940 74:2820
75:1644 76:631 77:2758 78:4229 79:1745 80:2256
81:2224 82:2389 83:1452 84:1818 85:4238 86:1025
87:2456 88:3426 89:4466 90:755 91:8469 92:2816
93:2894 94:3997 95:5411 96:1327 97:317 98:980
99:734 100:71 101:1400 102:4286 103:32617 104:4694
105:2229 106:1018 107:2626 108:1209 109:4131 110:2263
111:3400 112:2072 113:1812 114:1956 115:2261 116:2109
117:2744 118:2857 119:2014 120:1904 121:1433 122:2888
123:2297 124:1676 125:2914 126:94 128:1688 129:1040
130:1320 131:2046 132:905 133:450 134:1536 135:370
136:1341 137:1169 138:3262 139:1611 140:1556 141:1483
142:1871 143:1722 144:1067 145:468 146:2170 147:2067
148:2609 149:2906 150:1220 151:1671 152:2154 153:574
154:8253 155:1620 156:3644 157:1906 158:1263 159:2430
160:3665 161:1920 162:3682 163:1826 164:1751 165:2208
166:1360 167:1908 168:4405 169:820 170:5514 171:1006
172:4315 173:3271 174:920 175:1287 176:3720 177:6190
178:3931 179:2726 180:2634 181:4154 182:3373 183:2034
184:2272 185:21784 186:5690 187:4978 188:4355 189:4566
190:9906 191:2084 192:11222 193:9454 194:7855 195:5624
196:3512 197:3973 198:6233 199:8348 200:8652 201:6572
202:10892 203:10797 204:4604 205:3732 206:4710 207:3623
208:4214 209:5241 210:4868 211:2636 212:4632 213:3876
214:1055 215:42 216:6684 217:3180 218:1395 219:555
220:2122 221:1055 222:848 223:2327
End of report
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