[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Dec 19 22:41:23 UTC 2023
IPv4 R&E Routing Table Report 22:35 GMT Tue 19 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: 986593
Prefixes after maximum aggregation (per Origin AS): 363461
Deaggregation factor: 2.71
Unique aggregates announced (without unneeded subnets): 456132
Total ASes present in the Internet Routing Table: 75419
Prefixes per ASN: 13.08
Origin-only ASes present in the Internet Routing Table: 64626
Origin ASes announcing only one prefix: 26020
Transit ASes present in the Internet Routing Table: 10793
Transit-only ASes present in the Internet Routing Table: 494
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.2
Max AS path length visible: 55
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1233
Number of instances of unregistered ASNs: 1235
Number of 32-bit ASNs allocated by the RIRs: 43239
Number of 32-bit ASNs visible in the Routing Table: 35699
Prefixes from 32-bit ASNs in the Routing Table: 186747
Number of bogon 32-bit ASNs visible in the Routing Table: 179
Special use prefixes present in the Routing Table: 33
Prefixes being announced from unallocated address space: 598
Number of addresses announced to Internet: 3049881630
Equivalent to 181 /8s, 201 /16s and 128 /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: 339254
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 257632
Total APNIC prefixes after maximum aggregation: 73077
APNIC Deaggregation factor: 3.53
Prefixes being announced from the APNIC address blocks: 250537
Unique aggregates announced from the APNIC address blocks: 99745
APNIC Region origin ASes present in the Internet Routing Table: 13926
APNIC Prefixes per ASN: 17.99
APNIC Region origin ASes announcing only one prefix: 4145
APNIC Region transit ASes present in the Internet Routing Table: 1889
Average APNIC Region AS path length visible: 4.6
Max APNIC Region AS path length visible: 33
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9246
Number of APNIC addresses announced to Internet: 771723680
Equivalent to 45 /8s, 255 /16s and 145 /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: 282081
Total ARIN prefixes after maximum aggregation: 126134
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 286499
Unique aggregates announced from the ARIN address blocks: 132715
ARIN Region origin ASes present in the Internet Routing Table: 19108
ARIN Prefixes per ASN: 14.99
ARIN Region origin ASes announcing only one prefix: 6935
ARIN Region transit ASes present in the Internet Routing Table: 1939
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4836
Number of ARIN addresses announced to Internet: 1276312128
Equivalent to 76 /8s, 18 /16s and 250 /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: 282092
Total RIPE prefixes after maximum aggregation: 128316
RIPE Deaggregation factor: 2.20
Prefixes being announced from the RIPE address blocks: 275655
Unique aggregates announced from the RIPE address blocks: 160904
RIPE Region origin ASes present in the Internet Routing Table: 28582
RIPE Prefixes per ASN: 9.64
RIPE Region origin ASes announcing only one prefix: 12077
RIPE Region transit ASes present in the Internet Routing Table: 3988
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 37
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11538
Number of RIPE addresses announced to Internet: 715022558
Equivalent to 42 /8s, 158 /16s and 96 /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: 129465
Total LACNIC prefixes after maximum aggregation: 29053
LACNIC Deaggregation factor: 4.46
Prefixes being announced from the LACNIC address blocks: 128469
Unique aggregates announced from the LACNIC address blocks: 49382
LACNIC Region origin ASes present in the Internet Routing Table: 11068
LACNIC Prefixes per ASN: 11.61
LACNIC Region origin ASes announcing only one prefix: 2264
LACNIC Region transit ASes present in the Internet Routing Table: 2412
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 55
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8909
Number of LACNIC addresses announced to Internet: 178387552
Equivalent to 10 /8s, 161 /16s and 250 /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: 34090
Total AfriNIC prefixes after maximum aggregation: 6097
AfriNIC Deaggregation factor: 5.59
Prefixes being announced from the AfriNIC address blocks: 44834
Unique aggregates announced from the AfriNIC address blocks: 12885
AfriNIC Region origin ASes present in the Internet Routing Table: 1829
AfriNIC Prefixes per ASN: 24.51
AfriNIC Region origin ASes announcing only one prefix: 599
AfriNIC Region transit ASes present in the Internet Routing Table: 353
Average AfriNIC Region AS path length visible: 4.5
Max AfriNIC Region AS path length visible: 27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1170
Number of AfriNIC addresses announced to Internet: 107989504
Equivalent to 6 /8s, 111 /16s and 202 /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 9796 8734 50 CHINAMOBILE-CN China Mobile Communicati
7545 5673 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4992 4192 75 ERX-CERNET-BKB China Education and Rese
18403 4473 347 25 FPT-AS-AP FPT Telecom Company, VN
7552 3836 1331 21 VIETEL-AS-AP Viettel Group, VN
7713 3603 1043 64 TELKOMNET-AS-AP PT Telekomunikasi Indon
9498 3400 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 2654 854 373 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 9438 11196 3388 AMAZON-02, US
11492 4562 303 680 CABLEONE, US
7155 4185 289 98 VIASAT-SP-BACKBONE, US
174 3960 6658 652 COGENT-174, US
22773 3606 3077 307 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3567 1320 69 SHAW, CA
16625 3220 1425 2339 AKAMAI-AS, US
749 3163 54930 2415 DNIC-AS-00749, US
367 2970 3855 1419 DNIC-ASBLK-00306-00371, US
396982 2738 3637 384 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 8782 1193 2775 TTNET, TR
12479 7585 1714 146 UNI2-AS, ES
39891 4570 271 54 ALJAWWALSTC-AS, SA
20940 4078 3398 168 AKAMAI-ASN1, NL
9009 3509 301 1643 M247, RO
8551 3369 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 3024 2301 917 ROSTELECOM-AS, RU
5384 2523 585 29 EMIRATES-INTERNET Emirates Internet, AE
8452 2503 1852 14 TE-AS TE-AS, EG
34984 2370 363 583 TELLCOM-AS, TR
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 12168 3380 603 UNINET, MX
10620 3519 497 886 Telmex Colombia S.A., CO
13999 2492 339 635 Mega Cable, S.A. de C.V., MX
11830 2005 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 1246 341 504 Axtel, S.A.B. de C.V., MX
28202 1102 52 9 Rede Brasileira de Comunicacao SA, BR
11664 1096 177 430 Techtel LMDS Comunicaciones Interactiva
6147 1084 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 1596 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 546 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 12168 3380 603 UNINET, MX
9808 9796 8734 50 CHINAMOBILE-CN China Mobile Communicati
16509 9438 11196 3388 AMAZON-02, US
47331 8782 1193 2775 TTNET, TR
12479 7585 1714 146 UNI2-AS, ES
7545 5673 784 687 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4992 4192 75 ERX-CERNET-BKB China Education and Rese
39891 4570 271 54 ALJAWWALSTC-AS, SA
11492 4562 303 680 CABLEONE, US
18403 4473 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 9796 9746 CHINAMOBILE-CN China Mobile Communications Grou
12479 7585 7439 UNI2-AS, ES
16509 9438 6050 AMAZON-02, US
47331 8782 6007 TTNET, TR
7545 5673 4986 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4992 4917 ERX-CERNET-BKB China Education and Research Net
39891 4570 4516 ALJAWWALSTC-AS, SA
18403 4473 4448 FPT-AS-AP FPT Telecom Company, VN
7155 4185 4087 VIASAT-SP-BACKBONE, US
20940 4078 3910 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 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
100.65.6.0/24 65534 -Private Use AS-, ZZ
100.65.8.0/24 65534 -Private Use AS-, ZZ
100.65.10.0/24 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
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
23.168.24.0/24 Origin: 393577 TRITAN, US
23.168.24.0/24 Transit: 1299 TWELVE99 Arelion, fka Telia Carrier, SE
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
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 /15:2135 /16:13595 /17:8519 /18:14235
/19:25687 /20:45654 /21:54355 /22:114591 /23:107368 /24:593267
/25:1128 /26:1081 /27:1502 /28:163 /29:242 /30:80
/31:82 /32:649
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 7894 8782 TTNET, TR
12479 6672 7585 UNI2-AS, ES
8151 6170 12168 UNINET, MX
11492 3476 4562 CABLEONE, US
6327 3371 3567 SHAW, CA
39891 3324 4570 ALJAWWALSTC-AS, SA
7155 3128 4185 VIASAT-SP-BACKBONE, US
8551 2846 3369 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2647 3606 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)
----------------------------------------------
1:2297 2:1583 3:280 4:8 5:4618 6:163
7:6 8:1615 9:1 11:172 12:1494 13:372
14:2393 15:308 16:206 17:368 18:707 20:359
21:4 22:188 23:6614 24:3012 25:2 27:2658
29:19 31:2710 32:74 34:37 35:121 36:2118
37:4656 38:6862 39:889 40:148 41:4709 42:2166
43:2387 44:334 45:17553 46:4590 47:304 49:1914
50:1914 51:577 52:1629 54:386 55:884 56:5
57:137 58:2010 59:1193 60:1010 61:2759 62:2883
63:1945 64:5696 65:2392 66:5164 67:3124 68:1355
69:4104 70:1382 71:618 72:3022 74:2676 75:1598
76:630 77:2471 78:4091 79:3052 80:2173 81:2117
82:1598 83:1399 84:1644 85:3838 86:889 87:2252
88:2967 89:4110 90:656 91:8055 92:2269 93:2674
94:3803 95:5247 96:1335 97:317 98:1041 99:737
100:123 101:1163 102:3473 103:32928 104:4803 105:2029
106:992 107:2778 108:1155 109:4267 110:2173 111:3192
112:2112 113:1733 114:1760 115:2105 116:2006 117:2580
118:2779 119:2018 120:1812 121:1324 122:2788 123:2253
124:1660 125:2803 128:1593 129:1008 130:1106 131:2096
132:986 133:411 134:1731 135:336 136:917 137:1001
138:2905 139:1574 140:1346 141:1363 142:1584 143:1606
144:1011 145:336 146:2032 147:1662 148:2524 149:2480
150:1031 151:1328 152:1979 153:599 154:5698 155:1381
156:2149 157:1401 158:1090 159:2220 160:2703 161:1650
162:3628 163:1656 164:1703 165:1926 166:1090 167:1767
168:4024 169:817 170:4965 171:995 172:3780 173:3054
174:900 175:1257 176:3738 177:5540 178:3685 179:2503
180:2438 181:3719 182:3418 183:2047 184:2282 185:20847
186:5162 187:4722 188:4278 189:4292 190:9612 191:1968
192:11038 193:9044 194:7571 195:5492 196:3657 197:2932
198:6071 199:6835 200:8481 201:6375 202:10952 203:10500
204:4654 205:3689 206:4532 207:3554 208:4158 209:5004
210:4721 211:2606 212:4347 213:3516 214:1127 215:49
216:6898 217:3030 218:1348 219:613 220:2035 221:1025
222:882 223:2225
End of report
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