[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Dec 21 22:41:15 UTC 2023
IPv4 R&E Routing Table Report 22:35 GMT Thu 21 Dec, 2023
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: 986128
Prefixes after maximum aggregation (per Origin AS): 363295
Deaggregation factor: 2.71
Unique aggregates announced (without unneeded subnets): 456071
Total ASes present in the Internet Routing Table: 75431
Prefixes per ASN: 13.07
Origin-only ASes present in the Internet Routing Table: 64645
Origin ASes announcing only one prefix: 26024
Transit ASes present in the Internet Routing Table: 10786
Transit-only ASes present in the Internet Routing Table: 500
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 55
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1235
Number of instances of unregistered ASNs: 1237
Number of 32-bit ASNs allocated by the RIRs: 43246
Number of 32-bit ASNs visible in the Routing Table: 35700
Prefixes from 32-bit ASNs in the Routing Table: 186545
Number of bogon 32-bit ASNs visible in the Routing Table: 178
Special use prefixes present in the Routing Table: 32
Prefixes being announced from unallocated address space: 591
Number of addresses announced to Internet: 3049837086
Equivalent to 181 /8s, 200 /16s and 210 /24s
Percentage of available address space announced: 82.4
Percentage of allocated address space announced: 82.4
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: 339010
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 257778
Total APNIC prefixes after maximum aggregation: 73086
APNIC Deaggregation factor: 3.53
Prefixes being announced from the APNIC address blocks: 250634
Unique aggregates announced from the APNIC address blocks: 99744
APNIC Region origin ASes present in the Internet Routing Table: 13923
APNIC Prefixes per ASN: 18.00
APNIC Region origin ASes announcing only one prefix: 4133
APNIC Region transit ASes present in the Internet Routing Table: 1881
Average APNIC Region AS path length visible: 4.8
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9248
Number of APNIC addresses announced to Internet: 771649696
Equivalent to 45 /8s, 254 /16s and 112 /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: 282274
Total ARIN prefixes after maximum aggregation: 126207
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 286708
Unique aggregates announced from the ARIN address blocks: 132735
ARIN Region origin ASes present in the Internet Routing Table: 19108
ARIN Prefixes per ASN: 15.00
ARIN Region origin ASes announcing only one prefix: 6931
ARIN Region transit ASes present in the Internet Routing Table: 1953
Average ARIN Region AS path length visible: 4.5
Max ARIN Region AS path length visible: 25
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4836
Number of ARIN addresses announced to Internet: 1276301120
Equivalent to 76 /8s, 18 /16s and 207 /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, 393216-401308
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, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 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: 281993
Total RIPE prefixes after maximum aggregation: 128195
RIPE Deaggregation factor: 2.20
Prefixes being announced from the RIPE address blocks: 275714
Unique aggregates announced from the RIPE address blocks: 160955
RIPE Region origin ASes present in the Internet Routing Table: 28596
RIPE Prefixes per ASN: 9.64
RIPE Region origin ASes announcing only one prefix: 12085
RIPE Region transit ASes present in the Internet Routing Table: 3985
Average RIPE Region AS path length visible: 5.1
Max RIPE Region AS path length visible: 40
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11538
Number of RIPE addresses announced to Internet: 715050718
Equivalent to 42 /8s, 158 /16s and 206 /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,
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: 128729
Total LACNIC prefixes after maximum aggregation: 28920
LACNIC Deaggregation factor: 4.45
Prefixes being announced from the LACNIC address blocks: 127734
Unique aggregates announced from the LACNIC address blocks: 49398
LACNIC Region origin ASes present in the Internet Routing Table: 11062
LACNIC Prefixes per ASN: 11.55
LACNIC Region origin ASes announcing only one prefix: 2275
LACNIC Region transit ASes present in the Internet Routing Table: 2402
Average LACNIC Region AS path length visible: 5.4
Max LACNIC Region AS path length visible: 55
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8910
Number of LACNIC addresses announced to Internet: 178460512
Equivalent to 10 /8s, 163 /16s and 23 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 34119
Total AfriNIC prefixes after maximum aggregation: 6104
AfriNIC Deaggregation factor: 5.59
Prefixes being announced from the AfriNIC address blocks: 44746
Unique aggregates announced from the AfriNIC address blocks: 12743
AfriNIC Region origin ASes present in the Internet Routing Table: 1828
AfriNIC Prefixes per ASN: 24.48
AfriNIC Region origin ASes announcing only one prefix: 600
AfriNIC Region transit ASes present in the Internet Routing Table: 352
Average AfriNIC Region AS path length visible: 5.3
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1168
Number of AfriNIC addresses announced to Internet: 107995392
Equivalent to 6 /8s, 111 /16s and 225 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 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 9797 8738 50 CHINAMOBILE-CN China Mobile Communicati
7545 5677 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4995 4192 75 ERX-CERNET-BKB China Education and Rese
18403 4536 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3841 1331 21 VIETEL-AS-AP Viettel Group, VN
7713 3603 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon
9498 3408 495 254 BBIL-AP BHARTI Airtel Ltd., IN
45899 3357 1872 99 VNPT-AS-VN VNPT Corp, VN
4766 2683 11259 589 KIXS-AS-KR Korea Telecom, KR
24560 2657 856 374 AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
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 9449 11194 3386 AMAZON-02, US
11492 4562 303 680 CABLEONE, US
7155 4182 289 98 VIASAT-SP-BACKBONE, US
174 3896 6658 650 COGENT-174, US
22773 3608 3077 307 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3567 1320 69 SHAW, CA
16625 3235 1432 2348 AKAMAI-AS, US
749 3162 54930 2414 DNIC-AS-00749, US
367 2968 3849 1419 DNIC-ASBLK-00306-00371, US
396982 2740 3639 385 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 8818 1198 2739 TTNET, TR
12479 7575 1714 146 UNI2-AS, ES
39891 4570 271 54 ALJAWWALSTC-AS, SA
20940 4074 3398 169 AKAMAI-ASN1, NL
9009 3510 301 1643 M247, RO
8551 3366 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 3039 2301 918 ROSTELECOM-AS, RU
5384 2509 585 30 EMIRATES-INTERNET Emirates Internet, AE
34984 2374 363 585 TELLCOM-AS, TR
8452 2370 1852 14 TE-AS TE-AS, EG
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 12164 3382 596 UNINET, MX
10620 3519 497 886 Telmex Colombia S.A., CO
13999 2484 338 647 Mega Cable, S.A. de C.V., MX
11830 2004 369 64 Instituto Costarricense de Electricidad
28573 1346 2319 231 Claro NXT Telecomunicacoes Ltda, BR
3816 1308 788 193 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6503 1244 341 502 Axtel, S.A.B. de C.V., MX
28202 1102 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1099 177 430 Techtel LMDS Comunicaciones Interactiva
6147 1088 369 22 Telefonica del Peru S.A.A., PE
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
37457 1625 316 43 Telkom-Internet, ZA
24863 1588 389 16 LINKdotNET-AS, EG
24835 1548 545 28 RAYA-AS, EG
36992 1360 1518 280 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
29571 1053 68 50 ORANGE-COTE-IVOIRE, CI
36935 936 521 43 Vodafone-, EG
6713 551 1861 34 IAM-AS, MA
36914 539 82 3 KENET-AS, KE
15399 534 56 53 WANANCHI-, KE
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
8151 12164 3382 596 UNINET, MX
9808 9797 8738 50 CHINAMOBILE-CN China Mobile Communicati
16509 9449 11194 3386 AMAZON-02, US
47331 8818 1198 2739 TTNET, TR
12479 7575 1714 146 UNI2-AS, ES
7545 5677 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4995 4192 75 ERX-CERNET-BKB China Education and Rese
39891 4570 271 54 ALJAWWALSTC-AS, SA
11492 4562 303 680 CABLEONE, US
18403 4536 347 25 FPT-AS-AP FPT Telecom Company, VN
Complete listing at https://bgp.nsrc.org/REN/OIX/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 9797 9747 CHINAMOBILE-CN China Mobile Communications Grou
12479 7575 7429 UNI2-AS, ES
47331 8818 6079 TTNET, TR
16509 9449 6063 AMAZON-02, US
7545 5677 4990 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4995 4920 ERX-CERNET-BKB China Education and Research Net
39891 4570 4516 ALJAWWALSTC-AS, SA
18403 4536 4511 FPT-AS-AP FPT Telecom Company, VN
7155 4182 4084 VIASAT-SP-BACKBONE, US
20940 4074 3905 AKAMAI-ASN1, NL
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
65536 DOCUMENT 5.102.30.0/24 65512 -Private Use AS-, ZZ
46559 UNALLOCATED 8.3.52.0/23 3257 GTT-BACKBONE GTT, US
33492 UNALLOCATED 8.6.184.0/23 33650 COMCAST-33650, US
33123 UNALLOCATED 8.10.69.0/24 174 COGENT-174, US
12169 UNALLOCATED 8.15.207.0/24 32787 PROLEXIC-TECHNOLOGIES-DDOS-M
40493 UNALLOCATED 8.17.26.0/24 3356 LEVEL3, US
53775 UNALLOCATED 8.20.88.0/24 7029 WINDSTREAM, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
393266 UNALLOCATED 8.23.52.0/24 46887 LIGHTOWER, US
396894 UNALLOCATED 8.28.201.0/24 46887 LIGHTOWER, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
100.65.6.0/24 65534 -Private Use AS-, ZZ
100.65.8.0/24 65534 -Private Use AS-, ZZ
100.65.11.0/24 65534 -Private Use AS-, ZZ
100.65.13.0/24 65534 -Private Use AS-, ZZ
100.65.16.0/23 65534 -Private Use AS-, ZZ
100.66.3.0/24 65534 -Private Use AS-, ZZ
100.66.7.0/24 65534 -Private Use AS-, ZZ
100.66.9.0/24 65534 -Private Use AS-, ZZ
100.66.10.0/24 65534 -Private Use AS-, ZZ
100.70.8.0/24 209 CENTURYLINK-US-LEGACY-QWEST, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
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
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24 Origin: 27593 RESERVED, ZZ
23.189.192.0/24 Transit: 174 COGENT-174, US
36.255.139.0/24 Origin: 56050 NEW-SHINE-INTERNET-TH 134 Yenchit Road,
36.255.139.0/24 Transit: 58913 HCL-TH 4819 Supapong 3 Alley, Srinakarin
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 /9:14 /10:38 /11:99 /12:300
/13:583 /14:1209 /15:2136 /16:13595 /17:8516 /18:14229
/19:25686 /20:45661 /21:54349 /22:114411 /23:107310 /24:593060
/25:1127 /26:1078 /27:1501 /28:163 /29:242 /30:80
/31:82 /32:642
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 7928 8818 TTNET, TR
12479 6663 7575 UNI2-AS, ES
8151 6173 12164 UNINET, MX
11492 3476 4562 CABLEONE, US
6327 3371 3567 SHAW, CA
39891 3324 4570 ALJAWWALSTC-AS, SA
7155 3125 4182 VIASAT-SP-BACKBONE, US
8551 2843 3366 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2649 3608 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2130 2473 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 2:1583 3:280 4:8 5:4600 6:163
7:6 8:1613 9:1 11:172 12:1494 13:376
14:2395 15:308 16:206 17:367 18:706 20:362
21:4 22:188 23:6614 24:3013 25:2 27:2656
29:19 31:2709 32:74 34:37 35:121 36:2126
37:4658 38:6898 39:889 40:148 41:4713 42:2200
43:2381 44:330 45:17482 46:4588 47:304 49:1915
50:1912 51:577 52:1632 54:384 55:882 56:5
57:138 58:2008 59:1193 60:1013 61:2757 62:2885
63:1945 64:5710 65:2387 66:5165 67:3125 68:1356
69:4099 70:1382 71:618 72:3022 74:2674 75:1598
76:630 77:2473 78:4113 79:3053 80:2172 81:2114
82:1597 83:1397 84:1643 85:3847 86:891 87:2254
88:2972 89:4113 90:661 91:8056 92:2262 93:2673
94:3810 95:5252 96:1334 97:317 98:1040 99:745
100:122 101:1164 102:3491 103:32911 104:4821 105:2029
106:992 107:2783 108:1150 109:4258 110:2170 111:3192
112:2110 113:1738 114:1759 115:2107 116:2007 117:2586
118:2787 119:2017 120:1811 121:1324 122:2784 123:2251
124:1660 125:2812 128:1580 129:1008 130:1109 131:2081
132:983 133:411 134:1717 135:336 136:920 137:1051
138:2917 139:1572 140:1348 141:1364 142:1583 143:1613
144:1006 145:337 146:2048 147:1662 148:2523 149:2472
150:1031 151:1330 152:1977 153:599 154:5726 155:1385
156:2151 157:1401 158:1091 159:2219 160:2697 161:1648
162:3634 163:1657 164:1693 165:1918 166:1091 167:1757
168:3983 169:817 170:4909 171:1001 172:3783 173:3061
174:901 175:1256 176:3759 177:5457 178:3684 179:2462
180:2440 181:3717 182:3420 183:2051 184:2287 185:20839
186:5127 187:4709 188:4280 189:4269 190:9612 191:1938
192:11040 193:9049 194:7563 195:5483 196:3658 197:2928
198:6074 199:6865 200:8404 201:6326 202:10958 203:10516
204:4662 205:3698 206:4524 207:3565 208:4154 209:5010
210:4724 211:2602 212:4348 213:3527 214:1117 215:49
216:6902 217:3029 218:1349 219:614 220:2034 221:1025
222:882 223:2225
End of report
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