[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Nov 19 20:17:03 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Tue 19 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: 253197
Prefixes after maximum aggregation (per Origin AS): 112361
Deaggregation factor: 2.25
Unique aggregates announced (without unneeded subnets): 136650
Number of IPv4 prefixes with a valid ROA: 111449
Number of IPv4 prefixes with an invalid ROA: 23
Number of IPv4 prefixes with no ROA: 141725
Total ASes present in the Internet Routing Table: 20264
Prefixes per ASN: 12.49
Origin-only ASes present in the Internet Routing Table: 17413
Origin ASes announcing only one prefix: 7822
Transit ASes present in the Internet Routing Table: 2851
Transit-only ASes present in the Internet Routing Table: 734
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: 320
Number of instances of unregistered ASNs: 321
Number of 32-bit ASNs allocated by the RIRs: 45858
Number of 32-bit ASNs visible in the Routing Table: 7847
Prefixes from 32-bit ASNs in the Routing Table: 29244
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: 141
Number of addresses announced to Internet: 1485810621
Equivalent to 88 /8s, 143 /16s and 171 /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: 81648
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 31157
Total APNIC prefixes after maximum aggregation: 7414
APNIC Deaggregation factor: 4.20
Prefixes being announced from the APNIC address blocks: 30472
Unique aggregates announced from the APNIC address blocks: 8317
APNIC Region origin ASes present in the Internet Routing Table: 1139
APNIC Prefixes per ASN: 26.75
APNIC Region origin ASes announcing only one prefix: 449
APNIC Region transit ASes present in the Internet Routing Table: 207
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: 480
Number of APNIC addresses announced to Internet: 172884076
Equivalent to 10 /8s, 78 /16s and 0 /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: 114053
Total ARIN prefixes after maximum aggregation: 60892
ARIN Deaggregation factor: 1.87
Prefixes being announced from the ARIN address blocks: 112959
Unique aggregates announced from the ARIN address blocks: 63971
ARIN Region origin ASes present in the Internet Routing Table: 8999
ARIN Prefixes per ASN: 12.55
ARIN Region origin ASes announcing only one prefix: 3761
ARIN Region transit ASes present in the Internet Routing Table: 834
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: 2005
Number of ARIN addresses announced to Internet: 872708481
Equivalent to 52 /8s, 4 /16s and 121 /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: 49388
Total RIPE prefixes after maximum aggregation: 26038
RIPE Deaggregation factor: 1.90
Prefixes being announced from the RIPE address blocks: 50459
Unique aggregates announced from the RIPE address blocks: 35768
RIPE Region origin ASes present in the Internet Routing Table: 4697
RIPE Prefixes per ASN: 10.74
RIPE Region origin ASes announcing only one prefix: 2017
RIPE Region transit ASes present in the Internet Routing Table: 701
Average RIPE Region AS path length visible: 5.8
Max RIPE Region AS path length visible: 24
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1852
Number of RIPE addresses announced to Internet: 301004752
Equivalent to 17 /8s, 240 /16s and 247 /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: 48902
Total LACNIC prefixes after maximum aggregation: 14815
LACNIC Deaggregation factor: 3.30
Prefixes being announced from the LACNIC address blocks: 47726
Unique aggregates announced from the LACNIC address blocks: 23118
LACNIC Region origin ASes present in the Internet Routing Table: 4269
LACNIC Prefixes per ASN: 11.18
LACNIC Region origin ASes announcing only one prefix: 1470
LACNIC Region transit ASes present in the Internet Routing Table: 883
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: 3365
Number of LACNIC addresses announced to Internet: 99294976
Equivalent to 5 /8s, 235 /16s and 31 /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: 9377
Total AfriNIC prefixes after maximum aggregation: 2979
AfriNIC Deaggregation factor: 3.15
Prefixes being announced from the AfriNIC address blocks: 11440
Unique aggregates announced from the AfriNIC address blocks: 5357
AfriNIC Region origin ASes present in the Internet Routing Table: 293
AfriNIC Prefixes per ASN: 39.04
AfriNIC Region origin ASes announcing only one prefix: 125
AfriNIC Region transit ASes present in the Internet Routing Table: 79
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: 145
Number of AfriNIC addresses announced to Internet: 39855360
Equivalent to 2 /8s, 96 /16s and 37 /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 9854 8752 83 CHINAMOBILE-CN China Mobile Communication
56046 1555 804 183 CMNET-JIANGSU-AP China Mobile communicati
56047 1505 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 526 9903 161 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 11048 11959 3892 AMAZON-02, US
749 3262 54895 2509 DNIC-AS-00749, US
7018 3005 23648 1915 ATT-INTERNET4, US
367 2493 3022 1174 DNIC-ASBLK-00306-00371, US
22773 2472 2083 711 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2215 150 1377 USDA-1, US
11776 1874 256 220 ATLANTICBB-JOHNSTOWN, US
6167 1778 3406 434 CELLCO-PART, US
209 1671 4895 296 CENTURYLINK-US-LEGACY-QWEST, US
20057 1405 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 3205 195 65 ALJAWWALSTC-AS, SA
20940 1329 103 1067 AKAMAI-ASN1, NL
3215 887 4814 288 France Telecom - Orange, FR
3257 798 2072 693 GTT-BACKBONE GTT, US
8452 691 1760 135 TE-AS TE-AS, EG
8376 655 59 31 Jordan Data Communications, JO
25019 591 1001 135 SAUDINETSTC-AS, SA
3320 576 8321 487 DTAG Internet service provider operations
51167 560 110 246 CONTABO, DE
212238 549 40 489 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 5901 1686 926 UNINET, MX
11830 2005 369 64 Instituto Costarricense de Electricidad y
10620 1746 260 1226 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 1018 2503 53 TIM SA, BR
18881 870 1128 28 TELEFONICA BRASIL S.A, BR
28006 645 77 296 CORPORACION NACIONAL DE TELECOMUNICACIONE
27651 625 86 51 ENTEL CHILE S.A., CL
26599 540 2829 76 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 1408 389 16 LINKdotNET-AS, EG
24835 758 368 181 RAYA-AS, EG
36992 581 968 267 ETISALAT-MISR, EG
29571 575 51 280 ORANGE-COTE-IVOIRE, CI
36935 566 125 174 Vodafone-, EG
20011 565 139 330 INTERNET-SOLUTIONS, ZA
36914 544 82 3 KENET-AS, KE
37069 504 1051 15 MOBINIL, EG
2018 380 319 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 11048 11959 3892 AMAZON-02, US
9808 9854 8752 83 CHINAMOBILE-CN China Mobile Communication
8151 5901 1686 926 UNINET, MX
749 3262 54895 2509 DNIC-AS-00749, US
39891 3205 195 65 ALJAWWALSTC-AS, SA
7018 3005 23648 1915 ATT-INTERNET4, US
367 2493 3022 1174 DNIC-ASBLK-00306-00371, US
22773 2472 2083 711 ASN-CXA-ALL-CCI-22773-RDC, US
4155 2215 150 1377 USDA-1, US
11830 2005 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 9854 9771 CHINAMOBILE-CN China Mobile Communications Grou
8151 5901 4975 UNINET, MX
39891 3205 3140 ALJAWWALSTC-AS, SA
11830 2005 1941 Instituto Costarricense de Electricidad y Telec
22773 2472 1761 ASN-CXA-ALL-CCI-22773-RDC, US
11776 1874 1654 ATLANTICBB-JOHNSTOWN, US
56047 1505 1456 CMNET-HUNAN-AP China Mobile communications corp
56041 1489 1413 CMNET-ZHEJIANG-AP China Mobile communications c
24863 1408 1392 LINKdotNET-AS, EG
209 1671 1375 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 /15:1020 /16:6822 /17:3379 /18:4051
/19:7432 /20:12139 /21:14814 /22:27191 /23:27343 /24:147930
/25:30 /26:26 /27:29 /28:19 /29:16 /30:10
/31:0 /32:4
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8151 3101 5901 UNINET, MX
39891 2321 3205 ALJAWWALSTC-AS, SA
16509 2258 11048 AMAZON-02, US
22773 1868 2472 ASN-CXA-ALL-CCI-22773-RDC, US
11830 1703 2005 Instituto Costarricense de Electricidad y Telecom., CR
7018 1366 3005 ATT-INTERNET4, US
10620 982 1746 Telmex Colombia S.A., CO
209 949 1671 CENTURYLINK-US-LEGACY-QWEST, US
11776 891 1874 ATLANTICBB-JOHNSTOWN, US
19901 882 1049 BRSPD-PUBLIC, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:62 2:521 3:512 4:5 5:1067 6:153
7:5 8:671 11:171 12:1006 13:305 14:116
15:294 16:234 17:5 18:875 20:118 21:4
22:188 23:2166 24:642 27:36 29:19 31:425
32:19 34:9 35:95 36:1204 37:674 38:1642
39:537 40:53 41:969 42:218 43:181 44:31
45:3729 46:988 47:94 49:35 50:364 51:368
52:1407 54:274 55:977 56:8 57:17 58:31
59:30 60:16 61:56 62:524 63:773 64:1718
65:1117 66:1535 67:937 68:520 69:1087 70:301
71:202 72:578 74:897 75:416 76:239 77:425
78:613 79:279 80:334 81:421 82:360 83:195
84:334 85:547 86:222 87:214 88:247 89:823
90:100 91:1022 92:627 93:861 94:792 95:706
96:203 97:50 98:523 99:164 100:27 101:42
102:343 103:994 104:967 105:78 106:52 107:941
108:447 109:426 110:42 111:1868 112:469 113:42
114:55 115:15 116:51 117:980 118:167 119:132
120:1133 121:43 122:139 123:153 124:62 125:21
128:419 129:326 130:661 131:941 132:579 133:207
134:463 135:107 136:502 137:587 138:1010 139:401
140:670 141:442 142:926 143:717 144:410 145:84
146:628 147:491 148:702 149:608 150:313 151:623
152:652 153:136 154:646 155:753 156:808 157:377
158:473 159:641 160:637 161:635 162:879 163:378
164:745 165:806 166:600 167:636 168:1507 169:140
170:1549 171:104 172:1123 173:771 174:288 175:60
176:390 177:1138 178:509 179:830 180:68 181:1863
182:57 183:845 184:447 185:3314 186:2333 187:1088
188:785 189:1449 190:5041 191:504 192:4836 193:1861
194:1317 195:942 196:766 197:1260 198:2445 199:4568
200:3753 201:3245 202:1094 203:693 204:2105 205:1969
206:1570 207:1384 208:1260 209:1823 210:322 211:427
212:965 213:761 214:1013 215:41 216:2396 217:477
218:519 219:21 220:31 221:301 222:19 223:703
End of report
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