[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Jan 27 22:46:16 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Mon 27 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: 1030956
Prefixes after maximum aggregation (per Origin AS): 376069
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 473142
Total ASes present in the Internet Routing Table: 76703
Prefixes per ASN: 13.44
Origin-only ASes present in the Internet Routing Table: 66039
Origin ASes announcing only one prefix: 26231
Transit ASes present in the Internet Routing Table: 10664
Transit-only ASes present in the Internet Routing Table: 521
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: 1137
Number of instances of unregistered ASNs: 1144
Number of 32-bit ASNs allocated by the RIRs: 46076
Number of 32-bit ASNs visible in the Routing Table: 37764
Prefixes from 32-bit ASNs in the Routing Table: 209518
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: 3122090107
Equivalent to 186 /8s, 23 /16s and 80 /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: 347160
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266344
Total APNIC prefixes after maximum aggregation: 76974
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257827
Unique aggregates announced from the APNIC address blocks: 102553
APNIC Region origin ASes present in the Internet Routing Table: 14526
APNIC Prefixes per ASN: 17.75
APNIC Region origin ASes announcing only one prefix: 4416
APNIC Region transit ASes present in the Internet Routing Table: 1938
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: 9986
Number of APNIC addresses announced to Internet: 760680256
Equivalent to 45 /8s, 87 /16s and 15 /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: 296871
Total ARIN prefixes after maximum aggregation: 128759
ARIN Deaggregation factor: 2.31
Prefixes being announced from the ARIN address blocks: 298263
Unique aggregates announced from the ARIN address blocks: 134456
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: 6988
ARIN Region transit ASes present in the Internet Routing Table: 1911
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: 5129
Number of ARIN addresses announced to Internet: 1345446086
Equivalent to 80 /8s, 49 /16s and 224 /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: 289354
Total RIPE prefixes after maximum aggregation: 133507
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 286142
Unique aggregates announced from the RIPE address blocks: 171511
RIPE Region origin ASes present in the Internet Routing Table: 28906
RIPE Prefixes per ASN: 9.90
RIPE Region origin ASes announcing only one prefix: 12035
RIPE Region transit ASes present in the Internet Routing Table: 3823
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: 733365285
Equivalent to 43 /8s, 182 /16s and 68 /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: 138753
Total LACNIC prefixes after maximum aggregation: 29301
LACNIC Deaggregation factor: 4.74
Prefixes being announced from the LACNIC address blocks: 136179
Unique aggregates announced from the LACNIC address blocks: 48995
LACNIC Region origin ASes present in the Internet Routing Table: 11197
LACNIC Prefixes per ASN: 12.16
LACNIC Region origin ASes announcing only one prefix: 2146
LACNIC Region transit ASes present in the Internet Routing Table: 2477
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: 9129
Number of LACNIC addresses announced to Internet: 177628800
Equivalent to 10 /8s, 150 /16s and 102 /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: 38497
Total AfriNIC prefixes after maximum aggregation: 6827
AfriNIC Deaggregation factor: 5.64
Prefixes being announced from the AfriNIC address blocks: 51994
Unique aggregates announced from the AfriNIC address blocks: 15182
AfriNIC Region origin ASes present in the Internet Routing Table: 1918
AfriNIC Prefixes per ASN: 27.11
AfriNIC Region origin ASes announcing only one prefix: 646
AfriNIC Region transit ASes present in the Internet Routing Table: 360
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: 1275
Number of AfriNIC addresses announced to Internet: 104704256
Equivalent to 6 /8s, 61 /16s and 169 /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 6204 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5035 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4196 347 24 FPT-AS-AP FPT Telecom Company, VN
9498 4167 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 3677 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2835 852 538 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 12633 38876 3709 AMAZON-02, US
174 6141 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 3261 54879 2508 DNIC-AS-00749, US
2152 3171 508 130 CENIC-2152, US
16625 3017 1306 2197 AKAMAI-AS, US
396982 2909 3657 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 9656 1283 1342 TTNET, TR
12479 7741 1711 144 UNI2-AS, ES
39891 4797 293 62 ALJAWWALSTC-AS, SA
20940 4023 3396 141 AKAMAI-ASN1, NL
9009 3771 323 1915 M247, RO
12389 2991 2303 891 ROSTELECOM-AS, RU
34984 2418 364 573 TELLCOM-AS, TR
8452 1950 1852 14 TE-AS TE-AS, EG
212238 1906 136 1406 CDNEXT, GB
5384 1791 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 11952 3249 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 1134 374 163 Axtel, S.A.B. de C.V., MX
28202 1128 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1108 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 1681 601 30 RAYA-AS, EG
24863 1646 389 16 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 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 12633 38876 3709 AMAZON-02, US
8151 11952 3249 704 UNINET, MX
9808 10400 8921 125 CHINAMOBILE-CN China Mobile Communication
47331 9656 1283 1342 TTNET, TR
12479 7741 1711 144 UNI2-AS, ES
7545 6204 843 663 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6141 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 11952 11248 UNINET, MX
9808 10400 10275 CHINAMOBILE-CN China Mobile Communications Grou
47331 9656 8314 TTNET, TR
12479 7741 7597 UNI2-AS, ES
7545 6204 5541 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6141 5253 COGENT-174, US
4538 5035 4958 ERX-CERNET-BKB China Education and Research Net
39891 4797 4735 ALJAWWALSTC-AS, SA
18403 4196 4172 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 /16:14134 /17:8572 /18:14720
/19:25617 /20:46322 /21:55144 /22:116464 /23:110366 /24:628913
/25:654 /26:651 /27:1189 /28:219 /29:379 /30:248
/31:1262 /32:1579
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8741 9656 TTNET, TR
12479 6702 7741 UNI2-AS, ES
8151 6108 11952 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 2253 12633 AMAZON-02, US
30036 2235 2574 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 2:1645 3:565 4:25 5:4844 6:165
7:6 8:1639 9:1 10:1 11:172 12:1389
13:349 14:2534 15:340 16:270 17:362 18:908
20:460 21:4 22:188 23:7314 24:2782 25:2
27:2771 29:19 31:3178 32:57 34:74 35:189
36:2434 37:4748 38:10497 39:897 40:151 41:4740
42:1926 43:2568 44:347 45:19795 46:5039 47:296
49:2006 50:1874 51:588 52:1603 54:307 55:1086
56:9 57:246 58:2303 59:1256 60:1161 61:2988
62:3034 63:1852 64:5560 65:2228 66:4727 67:3089
68:1186 69:4055 70:1126 71:616 72:2943 74:2809
75:1642 76:629 77:2734 78:4229 79:1754 80:2256
81:2227 82:2126 83:1453 84:1824 85:4216 86:1005
87:2460 88:3423 89:4481 90:756 91:8470 92:2804
93:2908 94:4006 95:5398 96:1295 97:317 98:991
99:738 100:72 101:1399 102:4158 103:32612 104:4674
105:2169 106:1015 107:2619 108:1181 109:4133 110:2262
111:3380 112:2073 113:1803 114:1957 115:2249 116:2063
117:2749 118:2865 119:2018 120:1903 121:1431 122:2872
123:2188 124:1698 125:2904 126:94 128:1685 129:1035
130:1296 131:2034 132:922 133:451 134:1523 135:369
136:1348 137:1170 138:3234 139:1607 140:1549 141:1498
142:1870 143:1729 144:1040 145:466 146:2161 147:2057
148:2595 149:2928 150:1211 151:1635 152:2116 153:570
154:8299 155:1567 156:3523 157:1909 158:1260 159:2430
160:3634 161:1856 162:3680 163:1806 164:1752 165:2206
166:1326 167:1898 168:4409 169:812 170:5511 171:1006
172:4165 173:3222 174:919 175:1289 176:3722 177:6290
178:3940 179:2690 180:2628 181:4137 182:3374 183:2045
184:2276 185:21710 186:5710 187:5055 188:4377 189:4534
190:9930 191:2094 192:11307 193:9418 194:7827 195:5630
196:3494 197:3891 198:6216 199:8341 200:8757 201:6584
202:10870 203:10780 204:4591 205:3707 206:4713 207:3634
208:4227 209:5227 210:4852 211:2620 212:4626 213:3874
214:1054 215:42 216:6714 217:3175 218:1394 219:555
220:2113 221:1054 222:850 223:2329
End of report
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