[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Jan 2 22:41:54 UTC 2025
IPv4 R&E Routing Table Report 22:35 GMT Thu 02 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: 1028931
Prefixes after maximum aggregation (per Origin AS): 374195
Deaggregation factor: 2.75
Unique aggregates announced (without unneeded subnets): 469150
Total ASes present in the Internet Routing Table: 76649
Prefixes per ASN: 13.42
Origin-only ASes present in the Internet Routing Table: 65939
Origin ASes announcing only one prefix: 26201
Transit ASes present in the Internet Routing Table: 10710
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: 52
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1127
Number of instances of unregistered ASNs: 1134
Number of 32-bit ASNs allocated by the RIRs: 46003
Number of 32-bit ASNs visible in the Routing Table: 37656
Prefixes from 32-bit ASNs in the Routing Table: 207604
Number of bogon 32-bit ASNs visible in the Routing Table: 73
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 534
Number of addresses announced to Internet: 3123492729
Equivalent to 186 /8s, 44 /16s and 183 /24s
Percentage of available address space announced: 84.4
Percentage of allocated address space announced: 84.4
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: 346265
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266065
Total APNIC prefixes after maximum aggregation: 76754
APNIC Deaggregation factor: 3.47
Prefixes being announced from the APNIC address blocks: 257463
Unique aggregates announced from the APNIC address blocks: 102106
APNIC Region origin ASes present in the Internet Routing Table: 14523
APNIC Prefixes per ASN: 17.73
APNIC Region origin ASes announcing only one prefix: 4423
APNIC Region transit ASes present in the Internet Routing Table: 1917
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: 9957
Number of APNIC addresses announced to Internet: 762181952
Equivalent to 45 /8s, 109 /16s and 249 /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: 297090
Total ARIN prefixes after maximum aggregation: 128382
ARIN Deaggregation factor: 2.31
Prefixes being announced from the ARIN address blocks: 297952
Unique aggregates announced from the ARIN address blocks: 132116
ARIN Region origin ASes present in the Internet Routing Table: 19227
ARIN Prefixes per ASN: 15.50
ARIN Region origin ASes announcing only one prefix: 6954
ARIN Region transit ASes present in the Internet Routing Table: 1932
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: 5108
Number of ARIN addresses announced to Internet: 1344934854
Equivalent to 80 /8s, 42 /16s and 19 /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: 287786
Total RIPE prefixes after maximum aggregation: 132447
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 284602
Unique aggregates announced from the RIPE address blocks: 170186
RIPE Region origin ASes present in the Internet Routing Table: 28873
RIPE Prefixes per ASN: 9.86
RIPE Region origin ASes announcing only one prefix: 12048
RIPE Region transit ASes present in the Internet Routing Table: 3857
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: 12199
Number of RIPE addresses announced to Internet: 733755427
Equivalent to 43 /8s, 188 /16s and 56 /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: 138405
Total LACNIC prefixes after maximum aggregation: 29199
LACNIC Deaggregation factor: 4.74
Prefixes being announced from the LACNIC address blocks: 135990
Unique aggregates announced from the LACNIC address blocks: 48921
LACNIC Region origin ASes present in the Internet Routing Table: 11191
LACNIC Prefixes per ASN: 12.15
LACNIC Region origin ASes announcing only one prefix: 2143
LACNIC Region transit ASes present in the Internet Routing Table: 2476
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: 9119
Number of LACNIC addresses announced to Internet: 177624704
Equivalent to 10 /8s, 150 /16s and 86 /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: 38451
Total AfriNIC prefixes after maximum aggregation: 6714
AfriNIC Deaggregation factor: 5.73
Prefixes being announced from the AfriNIC address blocks: 52388
Unique aggregates announced from the AfriNIC address blocks: 15384
AfriNIC Region origin ASes present in the Internet Routing Table: 1914
AfriNIC Prefixes per ASN: 27.37
AfriNIC Region origin ASes announcing only one prefix: 633
AfriNIC Region transit ASes present in the Internet Routing Table: 358
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: 104668672
Equivalent to 6 /8s, 61 /16s and 30 /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 10162 8921 124 CHINAMOBILE-CN China Mobile Communication
7545 6196 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5027 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4369 347 23 FPT-AS-AP FPT Telecom Company, VN
9498 4054 524 275 BBIL-AP BHARTI Airtel Ltd., IN
7552 3920 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3895 1890 49 VNPT-AS-VN VNPT Corp, VN
7713 3677 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2823 845 537 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 12484 37833 3181 AMAZON-02, US
174 6218 8764 882 COGENT-174, US
11492 4692 312 552 CABLEONE, US
7155 4169 287 85 VIASAT-SP-BACKBONE, US
6327 3614 1320 79 SHAW, CA
22773 3420 3050 188 ASN-CXA-ALL-CCI-22773-RDC, US
749 3262 54895 2509 DNIC-AS-00749, US
7018 3261 23515 2067 ATT-INTERNET4, US
2152 3169 508 130 CENIC-2152, US
16625 3005 1305 2192 AKAMAI-AS, 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 9650 1282 1363 TTNET, TR
12479 7699 1709 143 UNI2-AS, ES
39891 4750 290 62 ALJAWWALSTC-AS, SA
20940 4025 3396 141 AKAMAI-ASN1, NL
9009 3757 323 1898 M247, RO
12389 2980 2300 887 ROSTELECOM-AS, RU
34984 2416 363 570 TELLCOM-AS, TR
8452 1961 1852 14 TE-AS TE-AS, EG
212238 1845 133 1359 CDNEXT, GB
5384 1792 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 11802 3246 709 UNINET, MX
10620 3548 494 936 Telmex Colombia S.A., CO
13999 2537 540 369 Mega Cable, S.A. de C.V., MX
11830 1996 369 64 Instituto Costarricense de Electricidad y
28573 1575 2310 261 Claro NXT Telecomunicacoes Ltda, BR
3816 1329 778 207 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6503 1170 374 163 Axtel, S.A.B. de C.V., MX
28202 1126 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1116 371 22 Telefonica del Peru S.A.A., PE
22884 1073 98 376 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 1669 593 29 RAYA-AS, EG
24863 1660 389 18 LINKdotNET-AS, EG
37457 1634 316 32 Telkom-Internet, ZA
29571 1473 93 60 ORANGE-COTE-IVOIRE, CI
36992 1426 1518 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
20011 1221 193 304 INTERNET-SOLUTIONS, ZA
36935 1011 523 49 Vodafone-, EG
37069 852 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 12484 37833 3181 AMAZON-02, US
8151 11802 3246 709 UNINET, MX
9808 10162 8921 124 CHINAMOBILE-CN China Mobile Communication
47331 9650 1282 1363 TTNET, TR
12479 7699 1709 143 UNI2-AS, ES
174 6218 8764 882 COGENT-174, US
7545 6196 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5027 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4750 290 62 ALJAWWALSTC-AS, SA
11492 4692 312 552 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 11802 11093 UNINET, MX
9808 10162 10038 CHINAMOBILE-CN China Mobile Communications Grou
47331 9650 8287 TTNET, TR
12479 7699 7556 UNI2-AS, ES
7545 6196 5531 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6218 5336 COGENT-174, US
4538 5027 4950 ERX-CERNET-BKB China Education and Research Net
39891 4750 4688 ALJAWWALSTC-AS, SA
18403 4369 4346 FPT-AS-AP FPT Telecom Company, VN
11492 4692 4140 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
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
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, 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
23.140.216.0/24 Origin: 27176 DATAWAGON, US
23.140.216.0/24 Transit: 20278 NEXEON, 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 /12:311
/13:594 /14:1242 /15:2216 /16:14158 /17:8554 /18:14746
/19:25663 /20:46363 /21:55165 /22:116480 /23:110301 /24:626781
/25:650 /26:655 /27:1189 /28:223 /29:380 /30:250
/31:1255 /32:1587
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8736 9650 TTNET, TR
12479 6671 7699 UNI2-AS, ES
8151 5952 11802 UNINET, MX
11492 3555 4692 CABLEONE, US
39891 3441 4750 ALJAWWALSTC-AS, SA
6327 3409 3614 SHAW, CA
7155 3117 4169 VIASAT-SP-BACKBONE, US
22773 2552 3420 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2237 12484 AMAZON-02, US
30036 2225 2564 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2317 2:1660 3:538 4:25 5:4818 6:165
7:6 8:1646 9:2 10:1 11:172 12:1398
13:361 14:2512 15:334 16:270 17:362 18:906
20:456 21:4 22:188 23:7268 24:2774 25:2
27:2734 29:19 31:3106 32:56 34:73 35:181
36:2425 37:4640 38:10365 39:883 40:151 41:4732
42:2029 43:2557 44:343 45:19877 46:5032 47:298
49:2020 50:1878 51:586 52:1606 54:315 55:1025
56:8 57:243 58:2291 59:1254 60:1157 61:2981
62:2986 63:1858 64:5478 65:2242 66:4746 67:3092
68:1304 69:4012 70:1130 71:611 72:2940 74:2815
75:1639 76:631 77:2715 78:4225 79:1725 80:2251
81:2209 82:1859 83:1455 84:1826 85:4141 86:988
87:2439 88:3414 89:4447 90:762 91:8437 92:2758
93:2853 94:3919 95:5418 96:1260 97:317 98:1068
99:732 100:73 101:1392 102:4309 103:32620 104:4472
105:2163 106:1070 107:2618 108:1194 109:4122 110:2264
111:3346 112:2064 113:1833 114:1954 115:2239 116:2058
117:2685 118:2892 119:2029 120:1892 121:1414 122:2876
123:2203 124:1692 125:2876 126:62 128:1674 129:1023
130:1303 131:2015 132:918 133:450 134:1520 135:369
136:1346 137:1161 138:3250 139:1553 140:1524 141:1474
142:1853 143:1710 144:1030 145:437 146:2149 147:2043
148:2590 149:2909 150:1199 151:1548 152:2135 153:570
154:8551 155:1591 156:3529 157:1896 158:1258 159:2440
160:3560 161:1806 162:3649 163:1801 164:1743 165:2203
166:1351 167:1897 168:4433 169:824 170:5506 171:1005
172:4062 173:3221 174:918 175:1289 176:3694 177:6270
178:3904 179:2739 180:2619 181:4153 182:3355 183:2076
184:2269 185:21597 186:5679 187:4903 188:4367 189:4489
190:9964 191:2120 192:11280 193:9363 194:7787 195:5569
196:3463 197:3837 198:6149 199:8334 200:8719 201:6560
202:10915 203:10771 204:4671 205:3740 206:4723 207:3639
208:4233 209:5200 210:4844 211:2612 212:4610 213:3897
214:1055 215:48 216:6701 217:3160 218:1387 219:551
220:2111 221:1052 222:850 223:2302
End of report
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