[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Nov 14 20:17:04 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Thu 14 Nov, 2024
IPv4 BGP Table (R&E) as seen at KREONet2.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KREONet2/
Analysis Summary
----------------
BGP routing table entries examined: 252360
Prefixes after maximum aggregation (per Origin AS): 112084
Deaggregation factor: 2.25
Unique aggregates announced (without unneeded subnets): 136308
Number of IPv4 prefixes with a valid ROA: 110760
Number of IPv4 prefixes with an invalid ROA: 23
Number of IPv4 prefixes with no ROA: 141577
Total ASes present in the Internet Routing Table: 20213
Prefixes per ASN: 12.49
Origin-only ASes present in the Internet Routing Table: 17390
Origin ASes announcing only one prefix: 7808
Transit ASes present in the Internet Routing Table: 2823
Transit-only ASes present in the Internet Routing Table: 730
Paths with bogon ASNs present in the IPv4 Routing Table: 6
Average AS path length visible in the Internet Routing Table: 5.8
Max AS path length visible: 27
Max AS path prepend of ASN (265990) 21
Prefixes from unregistered ASNs in the Routing Table: 349
Number of instances of unregistered ASNs: 350
Number of 32-bit ASNs allocated by the RIRs: 45846
Number of 32-bit ASNs visible in the Routing Table: 7839
Prefixes from 32-bit ASNs in the Routing Table: 28892
Number of bogon 32-bit ASNs visible in the Routing Table: 4
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 147
Number of addresses announced to Internet: 1485338877
Equivalent to 88 /8s, 136 /16s and 120 /24s
Percentage of available address space announced: 40.1
Percentage of allocated address space announced: 40.1
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: 80786
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31434
Total APNIC prefixes after maximum aggregation: 7573
APNIC Deaggregation factor: 4.15
Prefixes being announced from the APNIC address blocks: 30721
Unique aggregates announced from the APNIC address blocks: 8576
APNIC Region origin ASes present in the Internet Routing Table: 1177
APNIC Prefixes per ASN: 26.10
APNIC Region origin ASes announcing only one prefix: 470
APNIC Region transit ASes present in the Internet Routing Table: 215
Average APNIC Region AS path length visible: 7.3
Max APNIC Region AS path length visible: 16
Number of APNIC region 32-bit ASNs visible in the Routing Table: 512
Number of APNIC addresses announced to Internet: 173253740
Equivalent to 10 /8s, 83 /16s and 164 /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: 113939
Total ARIN prefixes after maximum aggregation: 60862
ARIN Deaggregation factor: 1.87
Prefixes being announced from the ARIN address blocks: 112804
Unique aggregates announced from the ARIN address blocks: 63964
ARIN Region origin ASes present in the Internet Routing Table: 8997
ARIN Prefixes per ASN: 12.54
ARIN Region origin ASes announcing only one prefix: 3756
ARIN Region transit ASes present in the Internet Routing Table: 827
Average ARIN Region AS path length visible: 5.3
Max ARIN Region AS path length visible: 26
Number of ARIN region 32-bit ASNs visible in the Routing Table: 2003
Number of ARIN addresses announced to Internet: 872947841
Equivalent to 52 /8s, 8 /16s and 32 /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: 48345
Total RIPE prefixes after maximum aggregation: 25622
RIPE Deaggregation factor: 1.89
Prefixes being announced from the RIPE address blocks: 49486
Unique aggregates announced from the RIPE address blocks: 35113
RIPE Region origin ASes present in the Internet Routing Table: 4622
RIPE Prefixes per ASN: 10.71
RIPE Region origin ASes announcing only one prefix: 1994
RIPE Region transit ASes present in the Internet Routing Table: 684
Average RIPE Region AS path length visible: 5.6
Max RIPE Region AS path length visible: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1822
Number of RIPE addresses announced to Internet: 300475856
Equivalent to 17 /8s, 232 /16s and 229 /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: 48989
Total LACNIC prefixes after maximum aggregation: 14820
LACNIC Deaggregation factor: 3.31
Prefixes being announced from the LACNIC address blocks: 47902
Unique aggregates announced from the LACNIC address blocks: 23323
LACNIC Region origin ASes present in the Internet Routing Table: 4256
LACNIC Prefixes per ASN: 11.26
LACNIC Region origin ASes announcing only one prefix: 1463
LACNIC Region transit ASes present in the Internet Routing Table: 880
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 27
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 3352
Number of LACNIC addresses announced to Internet: 98893120
Equivalent to 5 /8s, 228 /16s and 253 /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: 9304
Total AfriNIC prefixes after maximum aggregation: 2974
AfriNIC Deaggregation factor: 3.13
Prefixes being announced from the AfriNIC address blocks: 11300
Unique aggregates announced from the AfriNIC address blocks: 5207
AfriNIC Region origin ASes present in the Internet Routing Table: 294
AfriNIC Prefixes per ASN: 38.44
AfriNIC Region origin ASes announcing only one prefix: 125
AfriNIC Region transit ASes present in the Internet Routing Table: 80
Average AfriNIC Region AS path length visible: 6.1
Max AfriNIC Region AS path length visible: 20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 150
Number of AfriNIC addresses announced to Internet: 39698944
Equivalent to 2 /8s, 93 /16s and 194 /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 9851 8752 83 CHINAMOBILE-CN China Mobile Communication
56046 1555 804 183 CMNET-JIANGSU-AP China Mobile communicati
56047 1509 192 49 CMNET-HUNAN-AP China Mobile communication
56041 1489 714 76 CMNET-ZHEJIANG-AP China Mobile communicat
24547 806 176 47 CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
24444 778 501 74 CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
2907 600 2170 465 SINET-AS Research Organization of Informa
17676 529 9935 162 GIGAINFRA SoftBank Corp., JP
56040 487 489 108 CMNET-GUANGDONG-AP China Mobile communica
24445 482 497 69 CMNET-V4HENAN-AS-AP Henan Mobile Communic
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 11004 12019 3858 AMAZON-02, US
749 3262 54895 2509 DNIC-AS-00749, US
7018 3179 23666 2018 ATT-INTERNET4, US
367 2493 3009 1175 DNIC-ASBLK-00306-00371, US
22773 2470 2083 709 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2214 150 1383 USDA-1, US
11776 1874 256 220 ATLANTICBB-JOHNSTOWN, US
6167 1800 3410 441 CELLCO-PART, US
209 1672 4895 296 CENTURYLINK-US-LEGACY-QWEST, US
20057 1404 1047 109 ATT-MOBILITY-LLC-AS20057, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
39891 3197 194 63 ALJAWWALSTC-AS, SA
20940 1312 102 1060 AKAMAI-ASN1, NL
3215 889 4814 288 France Telecom - Orange, FR
3257 800 2073 696 GTT-BACKBONE GTT, US
8452 689 1760 135 TE-AS TE-AS, EG
8376 671 58 32 Jordan Data Communications, JO
25019 588 1001 133 SAUDINETSTC-AS, SA
3320 576 8321 487 DTAG Internet service provider operations
51167 560 110 246 CONTABO, DE
212238 545 39 486 CDNEXT, GB
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8151 6077 1768 940 UNINET, MX
11830 2004 369 64 Instituto Costarricense de Electricidad y
10620 1746 260 1227 Telmex Colombia S.A., CO
3816 1323 781 202 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
6147 1118 371 22 Telefonica del Peru S.A.A., PE
26615 1016 2503 53 TIM SA, BR
18881 863 1128 28 TELEFONICA BRASIL S.A, BR
28006 645 77 294 CORPORACION NACIONAL DE TELECOMUNICACIONE
27651 625 85 50 ENTEL CHILE S.A., CL
26599 538 2850 75 TELEFONICA BRASIL S.A, BR
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
24863 1403 389 16 LINKdotNET-AS, EG
29571 700 57 307 ORANGE-COTE-IVOIRE, CI
24835 612 335 191 RAYA-AS, EG
36992 581 968 267 ETISALAT-MISR, EG
36935 566 125 174 Vodafone-, EG
20011 544 138 318 INTERNET-SOLUTIONS, ZA
36914 542 82 3 KENET-AS, KE
37069 508 1051 15 MOBINIL, EG
2018 381 319 71 TENET-1, ZA
37693 335 597 42 TUNISIANA, TN
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 11004 12019 3858 AMAZON-02, US
9808 9851 8752 83 CHINAMOBILE-CN China Mobile Communication
8151 6077 1768 940 UNINET, MX
749 3262 54895 2509 DNIC-AS-00749, US
39891 3197 194 63 ALJAWWALSTC-AS, SA
7018 3179 23666 2018 ATT-INTERNET4, US
367 2493 3009 1175 DNIC-ASBLK-00306-00371, US
22773 2470 2083 709 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2214 150 1383 USDA-1, US
11830 2004 369 64 Instituto Costarricense de Electricidad y
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
9808 9851 9768 CHINAMOBILE-CN China Mobile Communications Grou
8151 6077 5137 UNINET, MX
39891 3197 3134 ALJAWWALSTC-AS, SA
11830 2004 1940 Instituto Costarricense de Electricidad y Telec
22773 2470 1761 ASN-CXA-ALL-CCI-22773-RDC, US
11776 1874 1654 ATLANTICBB-JOHNSTOWN, US
56047 1509 1460 CMNET-HUNAN-AP China Mobile communications corp
56041 1489 1413 CMNET-ZHEJIANG-AP China Mobile communications c
24863 1403 1387 LINKdotNET-AS, EG
209 1672 1376 CENTURYLINK-US-LEGACY-QWEST, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
46639 UNALLOCATED 8.17.66.0/24 701 UUNET, US
46639 UNALLOCATED 8.38.73.0/24 3356 LEVEL3, US
53966 UNALLOCATED 8.39.98.0/24 3356 LEVEL3, US
1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 3356 LEVEL3, US
46639 UNALLOCATED 8.42.219.0/24 3356 LEVEL3, US
399953 UNALLOCATED 12.9.122.0/24 7018 ATT-INTERNET4, US
396831 UNALLOCATED 12.23.198.0/24 7018 ATT-INTERNET4, US
21861 UNALLOCATED 12.37.59.0/24 7018 ATT-INTERNET4, US
33684 UNALLOCATED 12.37.144.0/24 7018 ATT-INTERNET4, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 6939 HURRICANE, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/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
23.152.48.0/24 Origin: 46167 RESERVED, ZZ
23.152.48.0/24 Transit: 7018 ATT-INTERNET4, US
23.154.248.0/24 Origin: 54641 IMH-IAD, US
23.154.248.0/24 Transit: 3356 LEVEL3, US
41.78.60.0/22 Origin: 6762 SEABONE-NET TELECOM ITALIA SPARKLE S.p.A
41.78.60.0/22 Transit: 2914 NTT-LTD-2914, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:13 /9:10 /10:28 /11:38 /12:137
/13:194 /14:522 /15:1019 /16:6815 /17:3349 /18:4029
/19:7450 /20:11997 /21:14852 /22:27018 /23:27255 /24:147425
/25:53 /26:72 /27:35 /28:19 /29:16 /30:10
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 3163 6077 UNINET, MX
39891 2313 3197 ALJAWWALSTC-AS, SA
16509 2246 11004 AMAZON-02, US
22773 1866 2470 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1702 2004 Instituto Costarricense de Electricidad y Telecom., CR
7018 1420 3179 ATT-INTERNET4, US
10620 982 1746 Telmex Colombia S.A., CO
209 949 1672 CENTURYLINK-US-LEGACY-QWEST, US
11776 891 1874 ATLANTICBB-JOHNSTOWN, US
19901 879 1043 BRSPD-PUBLIC, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:63 2:532 3:509 4:5 5:1178 6:154
7:5 8:673 11:171 12:1009 13:308 14:116
15:293 16:234 17:5 18:875 20:113 21:4
22:188 23:2175 24:642 27:35 29:19 31:377
32:19 34:9 35:74 36:1197 37:672 38:1677
39:536 40:53 41:1000 42:218 43:208 44:31
45:3703 46:908 47:93 49:35 50:352 51:368
52:1402 54:274 55:950 56:8 57:17 58:29
59:29 60:16 61:64 62:481 63:768 64:1729
65:1106 66:1522 67:933 68:522 69:1074 70:301
71:201 72:598 74:899 75:416 76:225 77:400
78:607 79:266 80:329 81:380 82:334 83:199
84:343 85:481 86:227 87:207 88:249 89:813
90:96 91:978 92:621 93:857 94:664 95:707
96:206 97:50 98:522 99:165 100:27 101:31
102:329 103:1168 104:973 105:78 106:52 107:941
108:452 109:411 110:43 111:1864 112:469 113:39
114:58 115:17 116:50 117:980 118:168 119:133
120:1133 121:43 122:147 123:152 124:65 125:22
128:415 129:323 130:671 131:931 132:579 133:207
134:476 135:107 136:502 137:584 138:1010 139:398
140:669 141:444 142:922 143:720 144:410 145:86
146:628 147:511 148:727 149:628 150:314 151:623
152:656 153:135 154:651 155:748 156:800 157:382
158:479 159:642 160:716 161:612 162:854 163:380
164:741 165:791 166:601 167:642 168:1498 169:139
170:1593 171:104 172:1119 173:747 174:287 175:42
176:365 177:1165 178:457 179:820 180:69 181:1854
182:46 183:845 184:447 185:3125 186:2363 187:1113
188:802 189:1477 190:4936 191:464 192:4848 193:1863
194:1304 195:910 196:766 197:1240 198:2444 199:4553
200:3919 201:3233 202:1103 203:693 204:2079 205:1963
206:1572 207:1389 208:1256 209:1791 210:320 211:425
212:952 213:765 214:1012 215:41 216:2382 217:462
218:519 219:22 220:31 221:301 222:28 223:701
End of report
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