[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Dec 27 22:41:33 UTC 2023
IPv4 R&E Routing Table Report 22:35 GMT Wed 27 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: 987789
Prefixes after maximum aggregation (per Origin AS): 363427
Deaggregation factor: 2.72
Unique aggregates announced (without unneeded subnets): 456307
Total ASes present in the Internet Routing Table: 75434
Prefixes per ASN: 13.09
Origin-only ASes present in the Internet Routing Table: 64734
Origin ASes announcing only one prefix: 26005
Transit ASes present in the Internet Routing Table: 10700
Transit-only ASes present in the Internet Routing Table: 485
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 4.6
Max AS path length visible: 54
Max AS path prepend of ASN (265020) 50
Prefixes from unregistered ASNs in the Routing Table: 1254
Number of instances of unregistered ASNs: 1256
Number of 32-bit ASNs allocated by the RIRs: 43270
Number of 32-bit ASNs visible in the Routing Table: 35715
Prefixes from 32-bit ASNs in the Routing Table: 187450
Number of bogon 32-bit ASNs visible in the Routing Table: 182
Special use prefixes present in the Routing Table: 30
Prefixes being announced from unallocated address space: 592
Number of addresses announced to Internet: 3049770526
Equivalent to 181 /8s, 199 /16s and 206 /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: 339688
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 257993
Total APNIC prefixes after maximum aggregation: 73183
APNIC Deaggregation factor: 3.53
Prefixes being announced from the APNIC address blocks: 250812
Unique aggregates announced from the APNIC address blocks: 99789
APNIC Region origin ASes present in the Internet Routing Table: 13940
APNIC Prefixes per ASN: 17.99
APNIC Region origin ASes announcing only one prefix: 4149
APNIC Region transit ASes present in the Internet Routing Table: 1878
Average APNIC Region AS path length visible: 4.9
Max APNIC Region AS path length visible: 35
Number of APNIC region 32-bit ASNs visible in the Routing Table: 9268
Number of APNIC addresses announced to Internet: 771609760
Equivalent to 45 /8s, 253 /16s and 212 /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: 282491
Total ARIN prefixes after maximum aggregation: 126273
ARIN Deaggregation factor: 2.24
Prefixes being announced from the ARIN address blocks: 286925
Unique aggregates announced from the ARIN address blocks: 132813
ARIN Region origin ASes present in the Internet Routing Table: 19114
ARIN Prefixes per ASN: 15.01
ARIN Region origin ASes announcing only one prefix: 6928
ARIN Region transit ASes present in the Internet Routing Table: 1933
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 24
Number of ARIN region 32-bit ASNs visible in the Routing Table: 4843
Number of ARIN addresses announced to Internet: 1276315968
Equivalent to 76 /8s, 19 /16s and 9 /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: 282237
Total RIPE prefixes after maximum aggregation: 128109
RIPE Deaggregation factor: 2.20
Prefixes being announced from the RIPE address blocks: 275965
Unique aggregates announced from the RIPE address blocks: 161064
RIPE Region origin ASes present in the Internet Routing Table: 28592
RIPE Prefixes per ASN: 9.65
RIPE Region origin ASes announcing only one prefix: 12083
RIPE Region transit ASes present in the Internet Routing Table: 3958
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 37
Number of RIPE region 32-bit ASNs visible in the Routing Table: 11536
Number of RIPE addresses announced to Internet: 715050974
Equivalent to 42 /8s, 158 /16s and 207 /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: 129673
Total LACNIC prefixes after maximum aggregation: 28969
LACNIC Deaggregation factor: 4.48
Prefixes being announced from the LACNIC address blocks: 128668
Unique aggregates announced from the LACNIC address blocks: 49389
LACNIC Region origin ASes present in the Internet Routing Table: 11061
LACNIC Prefixes per ASN: 11.63
LACNIC Region origin ASes announcing only one prefix: 2248
LACNIC Region transit ASes present in the Internet Routing Table: 2398
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 54
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 8906
Number of LACNIC addresses announced to Internet: 178478688
Equivalent to 10 /8s, 163 /16s and 94 /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: 34141
Total AfriNIC prefixes after maximum aggregation: 6097
AfriNIC Deaggregation factor: 5.60
Prefixes being announced from the AfriNIC address blocks: 44826
Unique aggregates announced from the AfriNIC address blocks: 12757
AfriNIC Region origin ASes present in the Internet Routing Table: 1823
AfriNIC Prefixes per ASN: 24.59
AfriNIC Region origin ASes announcing only one prefix: 597
AfriNIC Region transit ASes present in the Internet Routing Table: 346
Average AfriNIC Region AS path length visible: 4.8
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1162
Number of AfriNIC addresses announced to Internet: 108001024
Equivalent to 6 /8s, 111 /16s and 247 /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 9809 8739 55 CHINAMOBILE-CN China Mobile Communicati
7545 5678 784 689 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4991 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 3412 495 254 BBIL-AP BHARTI Airtel Ltd., IN
45899 3357 1872 99 VNPT-AS-VN VNPT Corp, VN
4766 2682 11259 591 KIXS-AS-KR Korea Telecom, KR
24560 2658 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 9483 11203 3358 AMAZON-02, US
11492 4562 303 680 CABLEONE, US
7155 4182 289 98 VIASAT-SP-BACKBONE, US
174 3999 6658 655 COGENT-174, US
22773 3629 3077 307 ASN-CXA-ALL-CCI-22773-RDC, US
6327 3567 1320 69 SHAW, CA
16625 3234 1434 2351 AKAMAI-AS, US
749 3162 54930 2414 DNIC-AS-00749, US
367 2980 3861 1422 DNIC-ASBLK-00306-00371, US
396982 2741 3639 386 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 8897 1208 2585 TTNET, TR
12479 7581 1714 146 UNI2-AS, ES
39891 4641 279 54 ALJAWWALSTC-AS, SA
20940 4069 3398 168 AKAMAI-ASN1, NL
9009 3508 301 1640 M247, RO
8551 3351 368 34 BEZEQ-INTERNATIONAL-AS Bezeqint Interne
12389 3049 2301 919 ROSTELECOM-AS, RU
5384 2505 585 30 EMIRATES-INTERNET Emirates Internet, AE
8452 2394 1852 14 TE-AS TE-AS, EG
34984 2374 363 585 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 12171 3383 599 UNINET, MX
10620 3519 497 886 Telmex Colombia S.A., CO
13999 2494 339 636 Mega Cable, S.A. de C.V., MX
11830 2007 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
11664 1105 178 424 Techtel LMDS Comunicaciones Interactiva
28202 1103 52 9 Rede Brasileira de Comunicacao SA, BR
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 1362 1518 280 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
29571 1058 68 52 ORANGE-COTE-IVOIRE, CI
36935 936 521 43 Vodafone-, EG
6713 551 1861 34 IAM-AS, MA
36914 540 82 3 KENET-AS, KE
15399 520 55 52 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 12171 3383 599 UNINET, MX
9808 9809 8739 55 CHINAMOBILE-CN China Mobile Communicati
16509 9483 11203 3358 AMAZON-02, US
47331 8897 1208 2585 TTNET, TR
12479 7581 1714 146 UNI2-AS, ES
7545 5678 784 689 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4991 4192 75 ERX-CERNET-BKB China Education and Rese
39891 4641 279 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 9809 9754 CHINAMOBILE-CN China Mobile Communications Grou
12479 7581 7435 UNI2-AS, ES
47331 8897 6312 TTNET, TR
16509 9483 6125 AMAZON-02, US
7545 5678 4989 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4991 4916 ERX-CERNET-BKB China Education and Research Net
39891 4641 4587 ALJAWWALSTC-AS, SA
18403 4536 4511 FPT-AS-AP FPT Telecom Company, VN
7155 4182 4084 VIASAT-SP-BACKBONE, US
20940 4069 3901 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 3356 LEVEL3, US
64512 PRIVATE 8.10.33.0/24 14127 ILAND, 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
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
36.50.238.0/24 Origin: 152192 GMTECH-AS-AP GM Tech, BD
36.50.238.0/24 Transit: 56264 TOMATOWEB-BD Tomato Web Pvt Limited, BD
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 /16:13592 /17:8509 /18:14214
/19:25692 /20:45674 /21:54378 /22:114546 /23:107525 /24:594319
/25:1131 /26:1080 /27:1507 /28:164 /29:240 /30:80
/31:82 /32:660
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8002 8897 TTNET, TR
12479 6670 7581 UNI2-AS, ES
8151 6170 12171 UNINET, MX
11492 3476 4562 CABLEONE, US
6327 3371 3567 SHAW, CA
39891 3324 4641 ALJAWWALSTC-AS, SA
7155 3125 4182 VIASAT-SP-BACKBONE, US
8551 2828 3351 BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
22773 2670 3629 ASN-CXA-ALL-CCI-22773-RDC, US
30036 2131 2474 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2315 2:1580 3:283 4:8 5:4604 6:163
7:6 8:1614 9:1 11:172 12:1493 13:373
14:2392 15:309 16:206 17:368 18:712 20:362
21:4 22:188 23:6615 24:3013 25:2 27:2650
29:19 31:2713 32:74 34:38 35:123 36:2147
37:4651 38:6928 39:891 40:148 41:4724 42:2200
43:2390 44:332 45:17604 46:4550 47:289 49:1913
50:1913 51:578 52:1628 54:377 55:893 56:5
57:138 58:2002 59:1193 60:1013 61:2753 62:2880
63:1947 64:5716 65:2387 66:5173 67:3120 68:1364
69:4106 70:1392 71:618 72:3014 74:2670 75:1598
76:630 77:2472 78:4133 79:3046 80:2176 81:2117
82:1598 83:1400 84:1645 85:3868 86:894 87:2254
88:2983 89:4130 90:661 91:8058 92:2264 93:2675
94:3817 95:5248 96:1334 97:317 98:1040 99:746
100:121 101:1166 102:3495 103:32971 104:4811 105:2029
106:988 107:2784 108:1155 109:4250 110:2173 111:3194
112:2115 113:1740 114:1757 115:2106 116:2005 117:2638
118:2797 119:2015 120:1814 121:1334 122:2781 123:2250
124:1655 125:2817 128:1594 129:1007 130:1122 131:2071
132:984 133:411 134:1714 135:337 136:893 137:1052
138:2909 139:1574 140:1348 141:1363 142:1583 143:1604
144:1004 145:341 146:2050 147:1661 148:2521 149:2480
150:1034 151:1332 152:1979 153:600 154:5776 155:1383
156:2149 157:1401 158:1092 159:2221 160:2706 161:1643
162:3638 163:1655 164:1700 165:1919 166:1089 167:1760
168:4030 169:819 170:4968 171:1000 172:3796 173:3059
174:900 175:1261 176:3760 177:5534 178:3689 179:2533
180:2449 181:3731 182:3430 183:2054 184:2289 185:20871
186:5149 187:4744 188:4295 189:4290 190:9646 191:1948
192:11076 193:9051 194:7594 195:5498 196:3654 197:2940
198:6072 199:6870 200:8503 201:6381 202:10962 203:10552
204:4657 205:3719 206:4529 207:3559 208:4153 209:5007
210:4726 211:2602 212:4354 213:3533 214:1121 215:50
216:6916 217:3031 218:1363 219:614 220:2055 221:1025
222:871 223:2224
End of report
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