[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Jan 8 22:41:42 UTC 2025
IPv4 R&E Routing Table Report 22:35 GMT Wed 08 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: 1028179
Prefixes after maximum aggregation (per Origin AS): 374496
Deaggregation factor: 2.75
Unique aggregates announced (without unneeded subnets): 469729
Total ASes present in the Internet Routing Table: 76625
Prefixes per ASN: 13.42
Origin-only ASes present in the Internet Routing Table: 65911
Origin ASes announcing only one prefix: 26220
Transit ASes present in the Internet Routing Table: 10714
Transit-only ASes present in the Internet Routing Table: 516
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: 1140
Number of instances of unregistered ASNs: 1147
Number of 32-bit ASNs allocated by the RIRs: 45985
Number of 32-bit ASNs visible in the Routing Table: 37667
Prefixes from 32-bit ASNs in the Routing Table: 207790
Number of bogon 32-bit ASNs visible in the Routing Table: 72
Special use prefixes present in the Routing Table: 15
Prefixes being announced from unallocated address space: 546
Number of addresses announced to Internet: 3126621801
Equivalent to 186 /8s, 92 /16s and 118 /24s
Percentage of available address space announced: 84.5
Percentage of allocated address space announced: 84.5
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: 345862
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 265789
Total APNIC prefixes after maximum aggregation: 76836
APNIC Deaggregation factor: 3.46
Prefixes being announced from the APNIC address blocks: 257228
Unique aggregates announced from the APNIC address blocks: 102254
APNIC Region origin ASes present in the Internet Routing Table: 14521
APNIC Prefixes per ASN: 17.71
APNIC Region origin ASes announcing only one prefix: 4429
APNIC Region transit ASes present in the Internet Routing Table: 1925
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: 9963
Number of APNIC addresses announced to Internet: 762394176
Equivalent to 45 /8s, 113 /16s and 54 /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: 296681
Total ARIN prefixes after maximum aggregation: 128417
ARIN Deaggregation factor: 2.31
Prefixes being announced from the ARIN address blocks: 297835
Unique aggregates announced from the ARIN address blocks: 132500
ARIN Region origin ASes present in the Internet Routing Table: 19200
ARIN Prefixes per ASN: 15.51
ARIN Region origin ASes announcing only one prefix: 6949
ARIN Region transit ASes present in the Internet Routing Table: 1925
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: 5101
Number of ARIN addresses announced to Internet: 1348422598
Equivalent to 80 /8s, 95 /16s and 75 /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: 287951
Total RIPE prefixes after maximum aggregation: 132617
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 284687
Unique aggregates announced from the RIPE address blocks: 170380
RIPE Region origin ASes present in the Internet Routing Table: 28860
RIPE Prefixes per ASN: 9.86
RIPE Region origin ASes announcing only one prefix: 12036
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: 12201
Number of RIPE addresses announced to Internet: 733166355
Equivalent to 43 /8s, 179 /16s and 59 /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: 138187
Total LACNIC prefixes after maximum aggregation: 29180
LACNIC Deaggregation factor: 4.74
Prefixes being announced from the LACNIC address blocks: 135712
Unique aggregates announced from the LACNIC address blocks: 48779
LACNIC Region origin ASes present in the Internet Routing Table: 11201
LACNIC Prefixes per ASN: 12.12
LACNIC Region origin ASes announcing only one prefix: 2160
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: 9126
Number of LACNIC addresses announced to Internet: 177538176
Equivalent to 10 /8s, 149 /16s and 4 /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: 38424
Total AfriNIC prefixes after maximum aggregation: 6736
AfriNIC Deaggregation factor: 5.70
Prefixes being announced from the AfriNIC address blocks: 52169
Unique aggregates announced from the AfriNIC address blocks: 15367
AfriNIC Region origin ASes present in the Internet Routing Table: 1921
AfriNIC Prefixes per ASN: 27.16
AfriNIC Region origin ASes announcing only one prefix: 646
AfriNIC Region transit ASes present in the Internet Routing Table: 362
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: 1276
Number of AfriNIC addresses announced to Internet: 104795904
Equivalent to 6 /8s, 63 /16s and 15 /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 6197 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4940 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4320 347 23 FPT-AS-AP FPT Telecom Company, VN
9498 4074 525 275 BBIL-AP BHARTI Airtel Ltd., IN
7552 3917 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3896 1890 50 VNPT-AS-VN VNPT Corp, VN
7713 3677 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2816 845 544 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 12604 38864 3297 AMAZON-02, US
174 6219 8764 878 COGENT-174, US
11492 4692 312 552 CABLEONE, US
7155 4169 287 85 VIASAT-SP-BACKBONE, US
6327 3615 1320 79 SHAW, CA
22773 3410 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3262 54895 2509 DNIC-AS-00749, US
2152 3148 508 130 CENIC-2152, US
16625 3024 1310 2194 AKAMAI-AS, US
7018 2946 23365 1977 ATT-INTERNET4, 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 7685 1709 143 UNI2-AS, ES
39891 4750 290 62 ALJAWWALSTC-AS, SA
20940 4042 3396 141 AKAMAI-ASN1, NL
9009 3785 324 1921 M247, RO
12389 2980 2300 887 ROSTELECOM-AS, RU
34984 2418 363 569 TELLCOM-AS, TR
8452 1961 1852 14 TE-AS TE-AS, EG
212238 1861 133 1373 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 11655 3232 610 UNINET, MX
10620 3538 491 953 Telmex Colombia S.A., CO
13999 2535 538 368 Mega Cable, S.A. de C.V., MX
11830 1994 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 1125 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1115 371 22 Telefonica del Peru S.A.A., PE
22884 1075 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 1669 593 29 RAYA-AS, EG
24863 1636 389 18 LINKdotNET-AS, EG
37457 1634 316 32 Telkom-Internet, ZA
29571 1546 98 67 ORANGE-COTE-IVOIRE, CI
36992 1428 1518 287 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
20011 1236 193 304 INTERNET-SOLUTIONS, ZA
36935 1001 521 42 Vodafone-, EG
37069 832 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 12604 38864 3297 AMAZON-02, US
8151 11655 3232 610 UNINET, MX
9808 10162 8921 124 CHINAMOBILE-CN China Mobile Communication
47331 9650 1282 1363 TTNET, TR
12479 7685 1709 143 UNI2-AS, ES
174 6219 8764 878 COGENT-174, US
7545 6197 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 4940 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 11655 11045 UNINET, MX
9808 10162 10038 CHINAMOBILE-CN China Mobile Communications Grou
47331 9650 8287 TTNET, TR
12479 7685 7542 UNI2-AS, ES
7545 6197 5532 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6219 5341 COGENT-174, US
4538 4940 4863 ERX-CERNET-BKB China Education and Research Net
39891 4750 4688 ALJAWWALSTC-AS, SA
18403 4320 4297 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
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: 18106 VIEWQWEST-SG-AP Viewqwest Pte Ltd, SG
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 /12:312
/13:595 /14:1242 /15:2220 /16:14167 /17:8558 /18:14746
/19:25639 /20:46299 /21:55119 /22:116243 /23:110071 /24:626836
/25:463 /26:654 /27:1173 /28:221 /29:378 /30:247
/31:1249 /32:1579
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8736 9650 TTNET, TR
12479 6650 7685 UNI2-AS, ES
8151 5807 11655 UNINET, MX
11492 3555 4692 CABLEONE, US
39891 3441 4750 ALJAWWALSTC-AS, SA
6327 3410 3615 SHAW, CA
7155 3117 4169 VIASAT-SP-BACKBONE, US
22773 2543 3410 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2255 12604 AMAZON-02, US
30036 2231 2570 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2321 2:1659 3:539 4:25 5:4824 6:165
7:6 8:1647 9:1 10:1 11:172 12:1393
13:357 14:2511 15:334 16:270 17:361 18:905
20:457 21:4 22:188 23:7280 24:2777 25:2
27:2731 29:19 31:3125 32:56 34:73 35:181
36:2425 37:4649 38:10416 39:883 40:151 41:4714
42:1992 43:2555 44:346 45:19929 46:5021 47:295
49:2022 50:1880 51:586 52:1602 54:307 55:1031
56:8 57:245 58:2291 59:1254 60:1160 61:2980
62:3021 63:1856 64:5477 65:2235 66:4741 67:3090
68:1268 69:4032 70:1127 71:610 72:2939 74:2815
75:1639 76:636 77:2715 78:4225 79:1727 80:2261
81:2206 82:1870 83:1452 84:1816 85:4207 86:989
87:2436 88:3412 89:4454 90:759 91:8436 92:2775
93:2853 94:3905 95:5406 96:1263 97:317 98:1036
99:732 100:72 101:1390 102:4318 103:32560 104:4564
105:2163 106:1016 107:2617 108:1197 109:4119 110:2269
111:3351 112:2065 113:1820 114:1954 115:2255 116:2057
117:2691 118:2892 119:2025 120:1896 121:1415 122:2866
123:2199 124:1692 125:2884 126:62 128:1690 129:1000
130:1295 131:2003 132:927 133:450 134:1518 135:369
136:1346 137:1165 138:3249 139:1562 140:1531 141:1453
142:1862 143:1703 144:1043 145:473 146:2148 147:2048
148:2596 149:2915 150:1201 151:1593 152:2140 153:570
154:8436 155:1603 156:3545 157:1907 158:1266 159:2444
160:3579 161:1827 162:3652 163:1797 164:1740 165:2203
166:1353 167:1898 168:4405 169:821 170:5501 171:1005
172:4055 173:3204 174:918 175:1287 176:3692 177:6304
178:3905 179:2734 180:2620 181:4144 182:3356 183:2069
184:2272 185:21618 186:5684 187:4917 188:4379 189:4511
190:9916 191:2108 192:11285 193:9368 194:7798 195:5563
196:3480 197:3830 198:6177 199:8333 200:8704 201:6572
202:10877 203:10729 204:4632 205:3736 206:4718 207:3633
208:4233 209:5207 210:4843 211:2616 212:4607 213:3881
214:1053 215:48 216:6706 217:3157 218:1386 219:551
220:2109 221:1052 222:850 223:2304
End of report
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