[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RouteViews OIX (Global) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Jan 19 22:46:54 UTC 2025
IPv4 R&E Routing Table Report 22:40 GMT Sun 19 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: 1029009
Prefixes after maximum aggregation (per Origin AS): 375151
Deaggregation factor: 2.74
Unique aggregates announced (without unneeded subnets): 472122
Total ASes present in the Internet Routing Table: 76653
Prefixes per ASN: 13.42
Origin-only ASes present in the Internet Routing Table: 65974
Origin ASes announcing only one prefix: 26227
Transit ASes present in the Internet Routing Table: 10679
Transit-only ASes present in the Internet Routing Table: 517
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: 1132
Number of instances of unregistered ASNs: 1139
Number of 32-bit ASNs allocated by the RIRs: 46116
Number of 32-bit ASNs visible in the Routing Table: 37712
Prefixes from 32-bit ASNs in the Routing Table: 208871
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: 547
Number of addresses announced to Internet: 3124994939
Equivalent to 186 /8s, 67 /16s and 163 /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: 346049
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 266065
Total APNIC prefixes after maximum aggregation: 76765
APNIC Deaggregation factor: 3.47
Prefixes being announced from the APNIC address blocks: 257764
Unique aggregates announced from the APNIC address blocks: 102400
APNIC Region origin ASes present in the Internet Routing Table: 14514
APNIC Prefixes per ASN: 17.76
APNIC Region origin ASes announcing only one prefix: 4421
APNIC Region transit ASes present in the Internet Routing Table: 1926
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: 9968
Number of APNIC addresses announced to Internet: 762451264
Equivalent to 45 /8s, 114 /16s and 21 /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: 296374
Total ARIN prefixes after maximum aggregation: 128593
ARIN Deaggregation factor: 2.30
Prefixes being announced from the ARIN address blocks: 297857
Unique aggregates announced from the ARIN address blocks: 134228
ARIN Region origin ASes present in the Internet Routing Table: 19224
ARIN Prefixes per ASN: 15.49
ARIN Region origin ASes announcing only one prefix: 6987
ARIN Region transit ASes present in the Internet Routing Table: 1924
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: 5117
Number of ARIN addresses announced to Internet: 1346677446
Equivalent to 80 /8s, 68 /16s and 170 /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: 288625
Total RIPE prefixes after maximum aggregation: 133054
RIPE Deaggregation factor: 2.17
Prefixes being announced from the RIPE address blocks: 285428
Unique aggregates announced from the RIPE address blocks: 170977
RIPE Region origin ASes present in the Internet Routing Table: 28886
RIPE Prefixes per ASN: 9.88
RIPE Region origin ASes announcing only one prefix: 12027
RIPE Region transit ASes present in the Internet Routing Table: 3832
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: 12227
Number of RIPE addresses announced to Internet: 733315365
Equivalent to 43 /8s, 181 /16s and 129 /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: 138563
Total LACNIC prefixes after maximum aggregation: 29281
LACNIC Deaggregation factor: 4.73
Prefixes being announced from the LACNIC address blocks: 136033
Unique aggregates announced from the LACNIC address blocks: 48987
LACNIC Region origin ASes present in the Internet Routing Table: 11198
LACNIC Prefixes per ASN: 12.15
LACNIC Region origin ASes announcing only one prefix: 2155
LACNIC Region transit ASes present in the Internet Routing Table: 2482
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: 9127
Number of LACNIC addresses announced to Internet: 177615232
Equivalent to 10 /8s, 150 /16s and 49 /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: 38250
Total AfriNIC prefixes after maximum aggregation: 6755
AfriNIC Deaggregation factor: 5.66
Prefixes being announced from the AfriNIC address blocks: 51378
Unique aggregates announced from the AfriNIC address blocks: 15090
AfriNIC Region origin ASes present in the Internet Routing Table: 1915
AfriNIC Prefixes per ASN: 26.83
AfriNIC Region origin ASes announcing only one prefix: 637
AfriNIC Region transit ASes present in the Internet Routing Table: 361
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: 104671232
Equivalent to 6 /8s, 61 /16s and 40 /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 10374 8921 124 CHINAMOBILE-CN China Mobile Communication
7545 6199 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
4538 5037 4193 77 ERX-CERNET-BKB China Education and Resear
18403 4257 347 23 FPT-AS-AP FPT Telecom Company, VN
9498 4153 529 281 BBIL-AP BHARTI Airtel Ltd., IN
7552 3913 1331 25 VIETEL-AS-AP Viettel Group, VN
45899 3897 1890 50 VNPT-AS-VN VNPT Corp, VN
7713 3677 1036 72 TELKOMNET-AS-AP PT Telekomunikasi Indones
24560 2820 846 545 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 12586 38855 3697 AMAZON-02, US
174 6121 8763 893 COGENT-174, US
11492 4696 312 551 CABLEONE, US
7155 4176 287 86 VIASAT-SP-BACKBONE, US
6327 3614 1320 81 SHAW, CA
22773 3412 3049 186 ASN-CXA-ALL-CCI-22773-RDC, US
749 3261 54895 2508 DNIC-AS-00749, US
2152 3171 508 130 CENIC-2152, US
16625 3018 1304 2195 AKAMAI-AS, US
396982 2900 3657 443 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 9649 1282 1365 TTNET, TR
12479 7648 1709 143 UNI2-AS, ES
39891 4750 290 62 ALJAWWALSTC-AS, SA
20940 4048 3396 141 AKAMAI-ASN1, NL
9009 3743 321 1903 M247, RO
12389 2980 2301 888 ROSTELECOM-AS, RU
34984 2417 364 572 TELLCOM-AS, TR
8452 1950 1852 14 TE-AS TE-AS, EG
212238 1895 135 1400 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 11907 3247 707 UNINET, MX
10620 3539 492 954 Telmex Colombia S.A., CO
13999 2538 538 368 Mega Cable, S.A. de C.V., MX
11830 1970 369 64 Instituto Costarricense de Electricidad y
28573 1578 2438 262 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 1127 52 9 Rede Brasileira de Comunicacao SA, BR
6147 1112 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 1683 601 30 RAYA-AS, EG
24863 1648 389 18 LINKdotNET-AS, EG
37457 1634 316 32 Telkom-Internet, ZA
29571 1542 97 105 ORANGE-COTE-IVOIRE, CI
36992 1425 1518 286 ETISALAT-MISR, EG
36903 1249 554 96 MT-MPLS, MA
20011 1236 193 304 INTERNET-SOLUTIONS, ZA
36935 1018 523 45 Vodafone-, EG
37069 832 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 12586 38855 3697 AMAZON-02, US
8151 11907 3247 707 UNINET, MX
9808 10374 8921 124 CHINAMOBILE-CN China Mobile Communication
47331 9649 1282 1365 TTNET, TR
12479 7648 1709 143 UNI2-AS, ES
7545 6199 842 665 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6121 8763 893 COGENT-174, US
4538 5037 4193 77 ERX-CERNET-BKB China Education and Resear
39891 4750 290 62 ALJAWWALSTC-AS, SA
11492 4696 312 551 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 11907 11200 UNINET, MX
9808 10374 10250 CHINAMOBILE-CN China Mobile Communications Grou
47331 9649 8284 TTNET, TR
12479 7648 7505 UNI2-AS, ES
7545 6199 5534 TPG-INTERNET-AP TPG Telecom Limited, AU
174 6121 5228 COGENT-174, US
4538 5037 4960 ERX-CERNET-BKB China Education and Research Net
39891 4750 4688 ALJAWWALSTC-AS, SA
18403 4257 4234 FPT-AS-AP FPT Telecom Company, VN
11492 4696 4145 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
/13:592 /14:1241 /15:2214 /16:14163 /17:8566 /18:14725
/19:25616 /20:46295 /21:55133 /22:116422 /23:110264 /24:627121
/25:650 /26:643 /27:1185 /28:223 /29:378 /30:249
/31:1257 /32:1592
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
47331 8735 9649 TTNET, TR
12479 6612 7648 UNI2-AS, ES
8151 6061 11907 UNINET, MX
11492 3555 4696 CABLEONE, US
39891 3441 4750 ALJAWWALSTC-AS, SA
6327 3410 3614 SHAW, CA
7155 3124 4176 VIASAT-SP-BACKBONE, US
22773 2545 3412 ASN-CXA-ALL-CCI-22773-RDC, US
16509 2250 12586 AMAZON-02, US
30036 2236 2575 MEDIACOM-ENTERPRISE-BUSINESS, US
Complete listing at https://bgp.nsrc.org/REN/OIX/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2319 2:1676 3:547 4:25 5:4816 6:165
7:6 8:1646 9:1 10:1 11:172 12:1391
13:354 14:2533 15:335 16:269 17:362 18:904
20:460 21:4 22:188 23:7311 24:2780 25:2
27:2790 29:19 31:3173 32:56 34:74 35:189
36:2429 37:4666 38:10467 39:896 40:151 41:4729
42:1955 43:2571 44:348 45:19762 46:5028 47:296
49:2022 50:1872 51:586 52:1603 54:307 55:1028
56:8 57:245 58:2304 59:1256 60:1160 61:2987
62:3031 63:1855 64:5473 65:2229 66:4726 67:3078
68:1184 69:4034 70:1126 71:616 72:2939 74:2809
75:1641 76:636 77:2728 78:4223 79:1746 80:2258
81:2220 82:1945 83:1456 84:1810 85:4206 86:998
87:2464 88:3424 89:4473 90:753 91:8450 92:2764
93:2894 94:3919 95:5395 96:1271 97:318 98:985
99:737 100:72 101:1394 102:4088 103:32577 104:4626
105:2169 106:1025 107:2620 108:1196 109:4110 110:2269
111:3367 112:2070 113:1811 114:1944 115:2273 116:2063
117:2760 118:2876 119:2019 120:1904 121:1434 122:2871
123:2188 124:1690 125:2889 126:62 128:1694 129:1037
130:1293 131:2027 132:924 133:450 134:1516 135:371
136:1343 137:1171 138:3242 139:1581 140:1527 141:1613
142:1852 143:1713 144:1049 145:476 146:2158 147:2057
148:2604 149:2915 150:1208 151:1646 152:2113 153:569
154:8106 155:1555 156:3411 157:1909 158:1261 159:2438
160:3614 161:1841 162:3674 163:1802 164:1746 165:2203
166:1336 167:1895 168:4401 169:819 170:5508 171:1005
172:4062 173:3209 174:919 175:1287 176:3712 177:6317
178:3926 179:2664 180:2625 181:4127 182:3364 183:2062
184:2274 185:21671 186:5685 187:5035 188:4384 189:4514
190:9919 191:2097 192:11294 193:9413 194:7820 195:5597
196:3446 197:3797 198:6190 199:8342 200:8787 201:6567
202:10857 203:10766 204:4600 205:3726 206:4708 207:3640
208:4231 209:5216 210:4853 211:2621 212:4617 213:3869
214:1049 215:42 216:6680 217:3161 218:1394 219:551
220:2109 221:1054 222:853 223:2320
End of report
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