[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Mar 31 20:16:36 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Sun 31 Mar, 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: 182654
Prefixes after maximum aggregation (per Origin AS): 79785
Deaggregation factor: 2.29
Unique aggregates announced (without unneeded subnets): 100228
Number of IPv4 prefixes with a valid ROA: 69806
Number of IPv4 prefixes with an invalid ROA: 24
Number of IPv4 prefixes with no ROA: 112824
Total ASes present in the Internet Routing Table: 15600
Prefixes per ASN: 11.71
Origin-only ASes present in the Internet Routing Table: 13467
Origin ASes announcing only one prefix: 6100
Transit ASes present in the Internet Routing Table: 2133
Transit-only ASes present in the Internet Routing Table: 582
Paths with bogon ASNs present in the IPv4 Routing Table: 0
Average AS path length visible in the Internet Routing Table: 5.8
Max AS path length visible: 28
Max AS path prepend of ASN ( 28683) 24
Prefixes from unregistered ASNs in the Routing Table: 219
Number of instances of unregistered ASNs: 219
Number of 32-bit ASNs allocated by the RIRs: 43984
Number of 32-bit ASNs visible in the Routing Table: 5672
Prefixes from 32-bit ASNs in the Routing Table: 19105
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 91
Number of addresses announced to Internet: 1024559161
Equivalent to 61 /8s, 17 /16s and 136 /24s
Percentage of available address space announced: 27.7
Percentage of allocated address space announced: 27.7
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: 53332
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 28811
Total APNIC prefixes after maximum aggregation: 6523
APNIC Deaggregation factor: 4.42
Prefixes being announced from the APNIC address blocks: 28547
Unique aggregates announced from the APNIC address blocks: 7552
APNIC Region origin ASes present in the Internet Routing Table: 1095
APNIC Prefixes per ASN: 26.07
APNIC Region origin ASes announcing only one prefix: 436
APNIC Region transit ASes present in the Internet Routing Table: 177
Average APNIC Region AS path length visible: 6.3
Max APNIC Region AS path length visible: 15
Number of APNIC region 32-bit ASNs visible in the Routing Table: 469
Number of APNIC addresses announced to Internet: 157710216
Equivalent to 9 /8s, 102 /16s and 119 /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: 82254
Total ARIN prefixes after maximum aggregation: 44859
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 81086
Unique aggregates announced from the ARIN address blocks: 50663
ARIN Region origin ASes present in the Internet Routing Table: 7185
ARIN Prefixes per ASN: 11.29
ARIN Region origin ASes announcing only one prefix: 3065
ARIN Region transit ASes present in the Internet Routing Table: 640
Average ARIN Region AS path length visible: 5.5
Max ARIN Region AS path length visible: 26
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1464
Number of ARIN addresses announced to Internet: 605354721
Equivalent to 36 /8s, 20 /16s and 250 /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: 34955
Total RIPE prefixes after maximum aggregation: 16509
RIPE Deaggregation factor: 2.12
Prefixes being announced from the RIPE address blocks: 35454
Unique aggregates announced from the RIPE address blocks: 23401
RIPE Region origin ASes present in the Internet Routing Table: 3280
RIPE Prefixes per ASN: 10.81
RIPE Region origin ASes announcing only one prefix: 1403
RIPE Region transit ASes present in the Internet Routing Table: 519
Average RIPE Region AS path length visible: 5.8
Max RIPE Region AS path length visible: 27
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1209
Number of RIPE addresses announced to Internet: 157343696
Equivalent to 9 /8s, 96 /16s and 223 /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: 31905
Total LACNIC prefixes after maximum aggregation: 10022
LACNIC Deaggregation factor: 3.18
Prefixes being announced from the LACNIC address blocks: 31616
Unique aggregates announced from the LACNIC address blocks: 15757
LACNIC Region origin ASes present in the Internet Routing Table: 3116
LACNIC Prefixes per ASN: 10.15
LACNIC Region origin ASes announcing only one prefix: 1091
LACNIC Region transit ASes present in the Internet Routing Table: 621
Average LACNIC Region AS path length visible: 5.9
Max LACNIC Region AS path length visible: 26
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2401
Number of LACNIC addresses announced to Internet: 73582592
Equivalent to 4 /8s, 98 /16s and 200 /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: 4510
Total AfriNIC prefixes after maximum aggregation: 1690
AfriNIC Deaggregation factor: 2.67
Prefixes being announced from the AfriNIC address blocks: 5860
Unique aggregates announced from the AfriNIC address blocks: 2769
AfriNIC Region origin ASes present in the Internet Routing Table: 248
AfriNIC Prefixes per ASN: 23.63
AfriNIC Region origin ASes announcing only one prefix: 105
AfriNIC Region transit ASes present in the Internet Routing Table: 59
Average AfriNIC Region AS path length visible: 5.6
Max AfriNIC Region AS path length visible: 28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 129
Number of AfriNIC addresses announced to Internet: 30514432
Equivalent to 1 /8s, 209 /16s and 157 /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 9647 8741 60 CHINAMOBILE-CN China Mobile Communicati
56047 1504 192 47 CMNET-HUNAN-AP China Mobile communicati
56046 1471 874 110 CMNET-JIANGSU-AP China Mobile communica
56041 1443 714 73 CMNET-ZHEJIANG-AP China Mobile communic
24547 786 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
24444 762 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile
2907 601 2162 465 SINET-AS Research Organization of Infor
24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun
7497 441 180 23 CSTNET-AS-AP Computer Network Informati
56040 435 488 107 CMNET-GUANGDONG-AP China Mobile communi
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 9789 11363 3401 AMAZON-02, US
749 3189 54916 2441 DNIC-AS-00749, US
367 2879 3579 1363 DNIC-ASBLK-00306-00371, US
11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US
209 1695 4898 315 CENTURYLINK-US-LEGACY-QWEST, US
4155 1562 101 1151 USDA-1, US
5972 1394 387 645 DNIC-ASBLK-05800-06055, US
7979 1002 66 196 SERVERS-COM, US
855 957 255 82 CANET-ASN-4, CA
15169 840 2001 65 GOOGLE, 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 4758 286 60 ALJAWWALSTC-AS, SA
20940 1275 108 1045 AKAMAI-ASN1, NL
3215 901 4830 297 France Telecom - Orange, FR
25019 816 1032 146 SAUDINETSTC-AS, SA
8376 720 60 22 Jordan Data Communications, JO
8452 544 1841 11 TE-AS TE-AS, EG
51167 438 81 185 CONTABO, DE
20978 420 196 13 TT_MOBIL Istanbul, TR
58224 411 184 324 TCI, IR
35819 386 378 73 MOBILY-AS Etihad Etisalat Company Mobil
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 5372 1554 859 UNINET, MX
3816 1312 788 199 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1088 369 22 Telefonica del Peru S.A.A., PE
11830 1043 324 5 Instituto Costarricense de Electricidad
18881 946 1128 29 TELEFONICA BRASIL S.A, BR
11664 591 108 224 Techtel LMDS Comunicaciones Interactiva
26599 572 2945 46 TELEFONICA BRASIL S.A, BR
10620 545 71 456 Telmex Colombia S.A., CO
13999 485 66 208 Mega Cable, S.A. de C.V., MX
14117 230 39 9 Telefonica del Sur S.A., CL
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 643 238 187 LINKdotNET-AS, EG
36992 404 638 266 ETISALAT-MISR, EG
2018 380 319 71 TENET-1, ZA
36935 266 67 80 Vodafone-, EG
36914 203 82 3 KENET-AS, KE
24835 199 162 115 RAYA-AS, EG
37282 163 26 6 MAINONE, NG
327687 163 28 3 RENU, UG
37492 156 471 44 ORANGE-, TN
37693 145 595 51 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 9789 11363 3401 AMAZON-02, US
9808 9647 8741 60 CHINAMOBILE-CN China Mobile Communicati
8151 5372 1554 859 UNINET, MX
39891 4758 286 60 ALJAWWALSTC-AS, SA
749 3189 54916 2441 DNIC-AS-00749, US
367 2879 3579 1363 DNIC-ASBLK-00306-00371, US
11776 1857 256 220 ATLANTICBB-JOHNSTOWN, US
209 1695 4898 315 CENTURYLINK-US-LEGACY-QWEST, US
4155 1562 101 1151 USDA-1, US
56047 1504 192 47 CMNET-HUNAN-AP China Mobile communicati
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 9647 9587 CHINAMOBILE-CN China Mobile Communications Grou
39891 4758 4698 ALJAWWALSTC-AS, SA
8151 5372 4513 UNINET, MX
11776 1857 1637 ATLANTICBB-JOHNSTOWN, US
367 2879 1516 DNIC-ASBLK-00306-00371, US
56047 1504 1457 CMNET-HUNAN-AP China Mobile communications corp
209 1695 1380 CENTURYLINK-US-LEGACY-QWEST, US
56041 1443 1370 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1471 1361 CMNET-JIANGSU-AP China Mobile communications co
3816 1312 1113 COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
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
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
46639 UNALLOCATED 8.38.73.0/24 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
13342 UNALLOCATED 12.17.5.0/24 7018 ATT-INTERNET4, US
30442 UNALLOCATED 12.155.208.0/24 7018 ATT-INTERNET4, US
32282 UNALLOCATED 12.162.231.0/24 7018 ATT-INTERNET4, US
32282 UNALLOCATED 12.162.235.0/24 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 1835 FSKNET-DK Forskningsnettet - Danish network for
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
41.74.44.0/24 Origin: 37544 RESERVED, ZZ
41.74.44.0/24 Transit: 15964 CAMNET-AS, CM
41.77.208.0/22 Origin: 37475 RESERVED, ZZ
41.77.208.0/22 Transit: 15964 CAMNET-AS, CM
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
41.78.204.0/22 Origin: 37475 RESERVED, ZZ
41.78.204.0/22 Transit: 15964 CAMNET-AS, CM
41.79.128.0/22 Origin: 37475 RESERVED, ZZ
41.79.128.0/22 Transit: 15964 CAMNET-AS, CM
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 /8:11 /9:4 /10:14 /11:25 /12:74
/13:114 /14:335 /15:672 /16:5262 /17:2513 /18:2605
/19:5301 /20:8496 /21:10717 /22:19499 /23:20184 /24:106587
/25:69 /26:39 /27:70 /28:19 /29:21 /30:18
/31:0 /32:5
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3440 4758 ALJAWWALSTC-AS, SA
8151 2936 5372 UNINET, MX
16509 2079 9789 AMAZON-02, US
209 957 1695 CENTURYLINK-US-LEGACY-QWEST, US
11776 892 1857 ATLANTICBB-JOHNSTOWN, US
11830 884 1043 Instituto Costarricense de Electricidad y Telec
19901 699 840 BRSPD-PUBLIC, US
6147 686 1088 Telefonica del Peru S.A.A., PE
8376 565 720 Jordan Data Communications, JO
7979 451 1002 SERVERS-COM, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:8 2:374 3:288 5:1071 6:148 7:5
8:619 11:171 12:258 13:319 14:99 15:281
16:174 17:6 18:706 20:33 21:4 22:188
23:1789 24:405 25:2 27:17 29:19 31:164
32:1 34:5 35:53 36:1151 37:514 38:832
39:523 40:8 41:571 42:22 43:187 44:28
45:2330 46:581 47:99 49:11 50:249 51:470
52:1349 54:269 55:890 57:16 58:4 59:32
60:19 61:65 62:332 63:464 64:1435 65:795
66:1236 67:674 68:166 69:739 70:148 71:189
72:369 74:730 75:391 76:206 77:276 78:515
79:160 80:196 81:185 82:166 83:95 84:178
85:329 86:144 87:143 88:119 89:465 90:97
91:530 92:399 93:777 94:556 95:1078 96:165
97:32 98:125 99:146 100:22 101:25 102:223
103:1061 104:689 105:30 106:3 107:222 108:298
109:263 110:24 111:1793 112:447 113:41 114:32
115:11 116:31 117:949 118:51 119:97 120:1090
121:31 122:79 123:20 124:57 125:11 128:363
129:308 130:468 131:797 132:498 133:264 134:321
135:66 136:370 137:446 138:763 139:395 140:585
141:316 142:697 143:585 144:318 145:58 146:463
147:319 148:565 149:508 150:289 151:494 152:363
153:117 154:550 155:658 156:380 157:248 158:317
159:523 160:319 161:415 162:685 163:289 164:625
165:373 166:101 167:381 168:1018 169:158 170:1244
171:66 172:892 173:617 174:102 175:46 176:394
177:742 178:321 179:505 180:59 181:989 182:20
183:854 184:202 185:2205 186:999 187:751 188:481
189:1084 190:2942 191:190 192:3677 193:1212 194:788
195:555 196:436 197:404 198:1842 199:3353 200:2650
201:2558 202:936 203:590 204:1735 205:1640 206:1130
207:994 208:960 209:1396 210:302 211:423 212:672
213:525 214:1037 215:43 216:1682 217:278 218:515
219:19 220:29 221:302 222:16 223:630
End of report
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