[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Feb 26 20:16:32 UTC 2024
IPv4 R&E Routing Table Report 20:15 GMT Mon 26 Feb, 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: 183295
Prefixes after maximum aggregation (per Origin AS): 80267
Deaggregation factor: 2.28
Unique aggregates announced (without unneeded subnets): 100844
Number of IPv4 prefixes with a valid ROA: 69083
Number of IPv4 prefixes with an invalid ROA: 23
Number of IPv4 prefixes with no ROA: 114189
Total ASes present in the Internet Routing Table: 15508
Prefixes per ASN: 11.82
Origin-only ASes present in the Internet Routing Table: 13402
Origin ASes announcing only one prefix: 6108
Transit ASes present in the Internet Routing Table: 2106
Transit-only ASes present in the Internet Routing Table: 576
Paths with bogon ASNs present in the IPv4 Routing Table: 4
Average AS path length visible in the Internet Routing Table: 5.7
Max AS path length visible: 28
Max AS path prepend of ASN ( 11816) 21
Prefixes from unregistered ASNs in the Routing Table: 221
Number of instances of unregistered ASNs: 221
Number of 32-bit ASNs allocated by the RIRs: 43713
Number of 32-bit ASNs visible in the Routing Table: 5606
Prefixes from 32-bit ASNs in the Routing Table: 18799
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: 81
Number of addresses announced to Internet: 1033258809
Equivalent to 61 /8s, 150 /16s and 71 /24s
Percentage of available address space announced: 27.9
Percentage of allocated address space announced: 27.9
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: 53630
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 28676
Total APNIC prefixes after maximum aggregation: 6512
APNIC Deaggregation factor: 4.40
Prefixes being announced from the APNIC address blocks: 28471
Unique aggregates announced from the APNIC address blocks: 7520
APNIC Region origin ASes present in the Internet Routing Table: 1092
APNIC Prefixes per ASN: 26.07
APNIC Region origin ASes announcing only one prefix: 449
APNIC Region transit ASes present in the Internet Routing Table: 184
Average APNIC Region AS path length visible: 6.3
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 472
Number of APNIC addresses announced to Internet: 171040648
Equivalent to 10 /8s, 49 /16s and 223 /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: 82484
Total ARIN prefixes after maximum aggregation: 44950
ARIN Deaggregation factor: 1.84
Prefixes being announced from the ARIN address blocks: 81348
Unique aggregates announced from the ARIN address blocks: 50588
ARIN Region origin ASes present in the Internet Routing Table: 7206
ARIN Prefixes per ASN: 11.29
ARIN Region origin ASes announcing only one prefix: 3078
ARIN Region transit ASes present in the Internet Routing Table: 645
Average ARIN Region AS path length visible: 5.4
Max ARIN Region AS path length visible: 26
Number of ARIN region 32-bit ASNs visible in the Routing Table: 1463
Number of ARIN addresses announced to Internet: 605821153
Equivalent to 36 /8s, 28 /16s and 24 /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: 34644
Total RIPE prefixes after maximum aggregation: 16447
RIPE Deaggregation factor: 2.11
Prefixes being announced from the RIPE address blocks: 35201
Unique aggregates announced from the RIPE address blocks: 23588
RIPE Region origin ASes present in the Internet Routing Table: 3233
RIPE Prefixes per ASN: 10.89
RIPE Region origin ASes announcing only one prefix: 1385
RIPE Region transit ASes present in the Internet Routing Table: 492
Average RIPE Region AS path length visible: 5.6
Max RIPE Region AS path length visible: 28
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1180
Number of RIPE addresses announced to Internet: 154019792
Equivalent to 9 /8s, 46 /16s and 39 /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: 32396
Total LACNIC prefixes after maximum aggregation: 10324
LACNIC Deaggregation factor: 3.14
Prefixes being announced from the LACNIC address blocks: 32153
Unique aggregates announced from the LACNIC address blocks: 16048
LACNIC Region origin ASes present in the Internet Routing Table: 3103
LACNIC Prefixes per ASN: 10.36
LACNIC Region origin ASes announcing only one prefix: 1106
LACNIC Region transit ASes present in the Internet Routing Table: 615
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: 2387
Number of LACNIC addresses announced to Internet: 74197248
Equivalent to 4 /8s, 108 /16s and 41 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 4874
Total AfriNIC prefixes after maximum aggregation: 1852
AfriNIC Deaggregation factor: 2.63
Prefixes being announced from the AfriNIC address blocks: 6041
Unique aggregates announced from the AfriNIC address blocks: 3021
AfriNIC Region origin ASes present in the Internet Routing Table: 209
AfriNIC Prefixes per ASN: 28.90
AfriNIC Region origin ASes announcing only one prefix: 90
AfriNIC Region transit ASes present in the Internet Routing Table: 64
Average AfriNIC Region AS path length visible: 5.5
Max AfriNIC Region AS path length visible: 20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 104
Number of AfriNIC addresses announced to Internet: 28132608
Equivalent to 1 /8s, 173 /16s and 69 /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 9637 8739 51 CHINAMOBILE-CN China Mobile Communicati
56047 1469 188 34 CMNET-HUNAN-AP China Mobile communicati
56046 1449 874 110 CMNET-JIANGSU-AP China Mobile communica
56041 1435 714 73 CMNET-ZHEJIANG-AP China Mobile communic
24547 777 168 56 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
24444 760 501 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 435 488 106 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 9655 11245 3336 AMAZON-02, US
749 3183 54927 2435 DNIC-AS-00749, US
367 2896 3647 1407 DNIC-ASBLK-00306-00371, US
11776 1856 256 219 ATLANTICBB-JOHNSTOWN, US
209 1708 4899 321 CENTURYLINK-US-LEGACY-QWEST, US
5972 1465 394 645 DNIC-ASBLK-05800-06055, US
4155 1247 81 989 USDA-1, US
7979 993 66 197 SERVERS-COM, US
855 960 255 83 CANET-ASN-4, CA
16625 930 434 856 AKAMAI-AS, 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 4754 286 59 ALJAWWALSTC-AS, SA
20940 1366 114 1101 AKAMAI-ASN1, NL
3215 898 4811 302 France Telecom - Orange, FR
25019 816 1032 146 SAUDINETSTC-AS, SA
8376 721 60 22 Jordan Data Communications, JO
8452 571 1841 11 TE-AS TE-AS, EG
51167 437 79 185 CONTABO, DE
34984 425 62 350 TELLCOM-AS, TR
20978 420 196 13 TT_MOBIL Istanbul, TR
29580 414 46 174 A1BG_RSG A1 EAD, BG
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 5345 1549 934 UNINET, MX
3816 1310 787 198 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1088 369 22 Telefonica del Peru S.A.A., PE
11830 1041 324 5 Instituto Costarricense de Electricidad
18881 989 1120 28 TELEFONICA BRASIL S.A, BR
11664 591 108 222 Techtel LMDS Comunicaciones Interactiva
26599 562 2941 45 TELEFONICA BRASIL S.A, BR
10620 515 69 430 Telmex Colombia S.A., CO
13999 481 69 208 Mega Cable, S.A. de C.V., MX
28343 307 58 93 UNIFIQUE TELECOMUNICACOES SA, 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 590 229 184 LINKdotNET-AS, EG
36992 486 777 258 ETISALAT-MISR, EG
29571 473 35 241 ORANGE-COTE-IVOIRE, CI
2018 376 319 71 TENET-1, ZA
36914 321 82 3 KENET-AS, KE
36935 267 67 80 Vodafone-, EG
24835 199 162 115 RAYA-AS, EG
37492 169 471 44 ORANGE-, TN
327687 162 28 3 RENU, UG
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 9655 11245 3336 AMAZON-02, US
9808 9637 8739 51 CHINAMOBILE-CN China Mobile Communicati
8151 5345 1549 934 UNINET, MX
39891 4754 286 59 ALJAWWALSTC-AS, SA
749 3183 54927 2435 DNIC-AS-00749, US
367 2896 3647 1407 DNIC-ASBLK-00306-00371, US
11776 1856 256 219 ATLANTICBB-JOHNSTOWN, US
209 1708 4899 321 CENTURYLINK-US-LEGACY-QWEST, US
56047 1469 188 34 CMNET-HUNAN-AP China Mobile communicati
5972 1465 394 645 DNIC-ASBLK-05800-06055, US
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 9637 9586 CHINAMOBILE-CN China Mobile Communications Grou
39891 4754 4695 ALJAWWALSTC-AS, SA
8151 5345 4411 UNINET, MX
11776 1856 1637 ATLANTICBB-JOHNSTOWN, US
367 2896 1489 DNIC-ASBLK-00306-00371, US
56047 1469 1435 CMNET-HUNAN-AP China Mobile communications corp
209 1708 1387 CENTURYLINK-US-LEGACY-QWEST, US
56041 1435 1362 CMNET-ZHEJIANG-AP China Mobile communications c
56046 1449 1339 CMNET-JIANGSU-AP China Mobile communications co
3816 1310 1112 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
33492 UNALLOCATED 8.6.184.0/23 3356 LEVEL3, US
62828 UNALLOCATED 8.21.130.0/24 3356 LEVEL3, US
394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE, US
1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3, US
395438 UNALLOCATED 8.42.206.0/24 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
13342 UNALLOCATED 12.180.92.0/22 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
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, US
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 /11:27 /12:73
/13:112 /14:330 /15:666 /16:5356 /17:2516 /18:2589
/19:5371 /20:8715 /21:10792 /22:19568 /23:20432 /24:106452
/25:83 /26:52 /27:72 /28:19 /29:21 /30:15
/31:0 /32:5
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3436 4754 ALJAWWALSTC-AS, SA
8151 2931 5345 UNINET, MX
16509 2049 9655 AMAZON-02, US
209 964 1708 CENTURYLINK-US-LEGACY-QWEST, US
11776 893 1856 ATLANTICBB-JOHNSTOWN, US
11830 882 1041 Instituto Costarricense de Electricidad y Telec
6147 686 1088 Telefonica del Peru S.A.A., PE
19901 678 817 BRSPD-PUBLIC, US
8376 564 721 Jordan Data Communications, JO
7979 446 993 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 2:452 3:268 5:1102 6:148 7:5
8:618 11:171 12:259 13:331 14:100 15:280
16:174 17:6 18:682 20:30 21:4 22:188
23:1866 24:402 25:2 27:19 29:19 31:149
32:1 34:3 35:54 36:1111 37:518 38:842
39:523 40:8 41:488 42:23 43:177 44:33
45:2326 46:562 47:99 49:10 50:248 51:472
52:1354 54:274 55:869 57:17 58:5 59:34
60:19 61:63 62:344 63:459 64:1519 65:822
66:1262 67:676 68:180 69:719 70:150 71:193
72:372 74:724 75:392 76:206 77:264 78:532
79:161 80:168 81:185 82:160 83:90 84:181
85:295 86:152 87:147 88:102 89:312 90:97
91:512 92:392 93:783 94:488 95:1084 96:167
97:30 98:129 99:148 100:22 101:25 102:180
103:987 104:682 105:129 106:2 107:226 108:292
109:207 110:26 111:1744 112:448 113:38 114:31
115:11 116:32 117:946 118:51 119:95 120:1088
121:31 122:82 123:20 124:57 125:12 128:427
129:279 130:511 131:769 132:508 133:265 134:323
135:68 136:360 137:439 138:734 139:413 140:566
141:197 142:698 143:586 144:311 145:67 146:471
147:320 148:589 149:516 150:280 151:539 152:373
153:117 154:445 155:659 156:299 157:226 158:315
159:519 160:630 161:419 162:691 163:289 164:586
165:381 166:105 167:380 168:935 169:153 170:1229
171:62 172:890 173:645 174:107 175:43 176:420
177:726 178:292 179:485 180:45 181:977 182:10
183:853 184:207 185:2176 186:1008 187:748 188:478
189:1076 190:2910 191:191 192:3672 193:1224 194:775
195:558 196:482 197:582 198:1903 199:3047 200:2737
201:2572 202:934 203:615 204:1742 205:1660 206:1130
207:1070 208:997 209:1390 210:293 211:421 212:709
213:529 214:1070 215:37 216:1688 217:300 218:515
219:20 220:30 221:292 222:18 223:627
End of report
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