[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Dec 7 20:16:33 UTC 2023
IPv4 R&E Routing Table Report 20:15 GMT Thu 07 Dec, 2023
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: 257195
Prefixes after maximum aggregation (per Origin AS): 113601
Deaggregation factor: 2.26
Unique aggregates announced (without unneeded subnets): 138232
Number of IPv4 prefixes with a valid ROA: 96753
Number of IPv4 prefixes with an invalid ROA: 62
Number of IPv4 prefixes with no ROA: 160380
Total ASes present in the Internet Routing Table: 20735
Prefixes per ASN: 12.40
Origin-only ASes present in the Internet Routing Table: 18052
Origin ASes announcing only one prefix: 8052
Transit ASes present in the Internet Routing Table: 2683
Transit-only ASes present in the Internet Routing Table: 667
Paths with bogon ASNs present in the IPv4 Routing Table: 11
Average AS path length visible in the Internet Routing Table: 5.6
Max AS path length visible: 38
Max AS path prepend of ASN (272886) 31
Prefixes from unregistered ASNs in the Routing Table: 420
Number of instances of unregistered ASNs: 420
Number of 32-bit ASNs allocated by the RIRs: 43185
Number of 32-bit ASNs visible in the Routing Table: 7481
Prefixes from 32-bit ASNs in the Routing Table: 26806
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: 135
Number of addresses announced to Internet: 1487326537
Equivalent to 88 /8s, 166 /16s and 205 /24s
Percentage of available address space announced: 40.2
Percentage of allocated address space announced: 40.2
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: 87262
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 30737
Total APNIC prefixes after maximum aggregation: 7310
APNIC Deaggregation factor: 4.20
Prefixes being announced from the APNIC address blocks: 30310
Unique aggregates announced from the APNIC address blocks: 8413
APNIC Region origin ASes present in the Internet Routing Table: 1202
APNIC Prefixes per ASN: 25.22
APNIC Region origin ASes announcing only one prefix: 487
APNIC Region transit ASes present in the Internet Routing Table: 199
Average APNIC Region AS path length visible: 6.2
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 523
Number of APNIC addresses announced to Internet: 213233288
Equivalent to 12 /8s, 181 /16s and 174 /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: 118980
Total ARIN prefixes after maximum aggregation: 62482
ARIN Deaggregation factor: 1.90
Prefixes being announced from the ARIN address blocks: 118955
Unique aggregates announced from the ARIN address blocks: 68974
ARIN Region origin ASes present in the Internet Routing Table: 9631
ARIN Prefixes per ASN: 12.35
ARIN Region origin ASes announcing only one prefix: 3960
ARIN Region transit ASes present in the Internet Routing Table: 858
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: 2041
Number of ARIN addresses announced to Internet: 841884609
Equivalent to 50 /8s, 46 /16s and 35 /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: 55707
Total RIPE prefixes after maximum aggregation: 27910
RIPE Deaggregation factor: 2.00
Prefixes being announced from the RIPE address blocks: 54682
Unique aggregates announced from the RIPE address blocks: 36710
RIPE Region origin ASes present in the Internet Routing Table: 5128
RIPE Prefixes per ASN: 10.66
RIPE Region origin ASes announcing only one prefix: 2193
RIPE Region transit ASes present in the Internet Routing Table: 701
Average RIPE Region AS path length visible: 5.7
Max RIPE Region AS path length visible: 31
Number of RIPE region 32-bit ASNs visible in the Routing Table: 1940
Number of RIPE addresses announced to Internet: 303137280
Equivalent to 18 /8s, 17 /16s and 130 /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: 42525
Total LACNIC prefixes after maximum aggregation: 13246
LACNIC Deaggregation factor: 3.21
Prefixes being announced from the LACNIC address blocks: 41896
Unique aggregates announced from the LACNIC address blocks: 19953
LACNIC Region origin ASes present in the Internet Routing Table: 3709
LACNIC Prefixes per ASN: 11.30
LACNIC Region origin ASes announcing only one prefix: 1320
LACNIC Region transit ASes present in the Internet Routing Table: 754
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 38
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 2868
Number of LACNIC addresses announced to Internet: 88133376
Equivalent to 5 /8s, 64 /16s and 207 /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: 8826
Total AfriNIC prefixes after maximum aggregation: 2365
AfriNIC Deaggregation factor: 3.73
Prefixes being announced from the AfriNIC address blocks: 11217
Unique aggregates announced from the AfriNIC address blocks: 4054
AfriNIC Region origin ASes present in the Internet Routing Table: 245
AfriNIC Prefixes per ASN: 45.78
AfriNIC Region origin ASes announcing only one prefix: 92
AfriNIC Region transit ASes present in the Internet Routing Table: 66
Average AfriNIC Region AS path length visible: 5.9
Max AfriNIC Region AS path length visible: 16
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 109
Number of AfriNIC addresses announced to Internet: 40796928
Equivalent to 2 /8s, 110 /16s and 131 /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 9562 8729 40 CHINAMOBILE-CN China Mobile Communicati
56047 1505 188 34 CMNET-HUNAN-AP China Mobile communicati
56041 1428 714 73 CMNET-ZHEJIANG-AP China Mobile communic
56046 1417 834 106 CMNET-JIANGSU-AP China Mobile communica
24444 760 501 71 CMNET-V4SHANDONG-AS-AP Shandong Mobile
24547 752 168 47 CMNET-V4HEBEI-AS-AP Hebei Mobile Commun
17676 739 10616 152 GIGAINFRA SoftBank Corp., JP
9394 663 4270 56 CTTNET China TieTong Telecommunications
2907 603 2162 466 SINET-AS Research Organization of Infor
24445 477 497 67 CMNET-V4HENAN-AS-AP Henan Mobile Commun
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 9395 11179 3345 AMAZON-02, US
22773 3500 3039 295 ASN-CXA-ALL-CCI-22773-RDC, US
749 3162 54930 2414 DNIC-AS-00749, US
367 2994 3844 1425 DNIC-ASBLK-00306-00371, US
7018 2548 23609 1589 ATT-INTERNET4, US
5650 1891 2744 1316 FRONTIER-FRTR, US
18566 1852 373 314 MEGAPATH5-, US
11776 1842 254 221 ATLANTICBB-JOHNSTOWN, US
6167 1734 3035 444 CELLCO-PART, US
209 1713 4899 329 CENTURYLINK-US-LEGACY-QWEST, 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 4570 271 54 ALJAWWALSTC-AS, SA
20940 1587 140 1259 AKAMAI-ASN1, NL
3215 892 4823 300 France Telecom - Orange, FR
61317 892 59 766 ASDETUK www.heficed.com, US
8452 891 1841 14 TE-AS TE-AS, EG
25019 872 1035 152 SAUDINETSTC-AS, SA
34984 821 107 518 TELLCOM-AS, TR
8376 736 60 22 Jordan Data Communications, JO
8386 707 109 242 KOCNET, TR
58224 631 476 482 TCI, IR
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 5870 1665 1012 UNINET, MX
11830 2005 369 64 Instituto Costarricense de Electricidad
10620 1875 265 1236 Telmex Colombia S.A., CO
3816 1306 787 197 COLOMBIA TELECOMUNICACIONES S.A. ESP, C
6147 1081 369 22 Telefonica del Peru S.A.A., PE
26615 1048 2502 52 TIM SA, BR
18881 990 1120 28 TELEFONICA BRASIL S.A, BR
11664 920 148 402 Techtel LMDS Comunicaciones Interactiva
28006 616 75 279 CORPORACION NACIONAL DE TELECOMUNICACIO
26599 596 2965 47 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 1172 388 22 LINKdotNET-AS, EG
24835 1029 457 25 RAYA-AS, EG
36992 679 1007 336 ETISALAT-MISR, EG
36935 674 520 41 Vodafone-, EG
36914 524 82 3 KENET-AS, KE
15399 424 36 169 WANANCHI-, KE
36903 415 192 302 MT-MPLS, MA
2018 381 319 71 TENET-1, ZA
29571 381 36 158 ORANGE-COTE-IVOIRE, CI
37693 313 594 41 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
9808 9562 8729 40 CHINAMOBILE-CN China Mobile Communicati
16509 9395 11179 3345 AMAZON-02, US
8151 5870 1665 1012 UNINET, MX
39891 4570 271 54 ALJAWWALSTC-AS, SA
22773 3500 3039 295 ASN-CXA-ALL-CCI-22773-RDC, US
749 3162 54930 2414 DNIC-AS-00749, US
367 2994 3844 1425 DNIC-ASBLK-00306-00371, US
7018 2548 23609 1589 ATT-INTERNET4, US
11830 2005 369 64 Instituto Costarricense de Electricidad
5650 1891 2744 1316 FRONTIER-FRTR, 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
16509 9395 6050 AMAZON-02, US
8151 5870 4858 UNINET, MX
39891 4570 4516 ALJAWWALSTC-AS, SA
22773 3500 3205 ASN-CXA-ALL-CCI-22773-RDC, US
11830 2005 1941 Instituto Costarricense de Electricidad y Telec
11776 1842 1621 ATLANTICBB-JOHNSTOWN, US
367 2994 1569 DNIC-ASBLK-00306-00371, US
18566 1852 1538 MEGAPATH5-, US
56047 1505 1471 CMNET-HUNAN-AP China Mobile communications corp
209 1713 1384 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
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
396451 UNALLOCATED 12.6.254.0/24 7018 ATT-INTERNET4, US
13342 UNALLOCATED 12.17.5.0/24 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
23.176.160.0/24 Origin: 397327 RESERVED, ZZ
23.176.160.0/24 Transit: 19108 SUDDENLINK-COMMUNICATIONS, 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
43.243.102.0/24 Origin: 64050 BCPL-SG BGPNET Global ASN, SG
43.243.102.0/24 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 /9:8 /10:29 /11:45 /12:127
/13:188 /14:499 /15:1000 /16:7434 /17:3493 /18:4049
/19:7873 /20:12352 /21:15488 /22:28691 /23:29127 /24:146499
/25:86 /26:62 /27:71 /28:18 /29:22 /30:15
/31:0 /32:6
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
39891 3324 4570 ALJAWWALSTC-AS, SA
8151 3113 5870 UNINET, MX
22773 2558 3500 ASN-CXA-ALL-CCI-22773-RDC, US
16509 1921 9395 AMAZON-02, US
18566 1766 1852 MEGAPATH5-, US
11830 1703 2005 Instituto Costarricense de Electricidad y Telec
5650 1380 1891 FRONTIER-FRTR, US
10620 1128 1875 Telmex Colombia S.A., CO
7018 1119 2548 ATT-INTERNET4, US
209 967 1713 CENTURYLINK-US-LEGACY-QWEST, US
Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:14 2:525 3:247 4:5 5:1308 6:149
7:5 8:730 11:171 12:1093 13:311 14:102
15:283 16:167 17:6 18:655 20:232 21:4
22:188 23:2392 24:764 25:2 27:25 29:19
31:424 32:37 34:2 35:56 36:1063 37:917
38:1329 39:503 40:61 41:1017 42:20 43:205
44:42 45:3396 46:860 47:154 49:20 50:334
51:477 52:1384 54:353 55:801 56:5 57:24
58:7 59:32 60:18 61:70 62:589 63:887
64:2072 65:1151 66:2287 67:955 68:639 69:1272
70:495 71:265 72:715 74:1049 75:433 76:226
77:335 78:604 79:255 80:385 81:355 82:314
83:159 84:364 85:430 86:215 87:301 88:226
89:633 90:104 91:940 92:498 93:936 94:657
95:1220 96:278 97:70 98:548 99:162 100:45
101:26 102:277 103:1207 104:1402 105:96 106:42
107:1375 108:529 109:330 110:35 111:1737 112:472
113:48 114:33 115:18 116:46 117:955 118:64
119:150 120:1081 121:42 122:94 123:81 124:57
125:15 128:455 129:375 130:611 131:1099 132:560
133:267 134:466 135:120 136:416 137:543 138:904
139:539 140:578 141:273 142:786 143:675 144:376
145:90 146:599 147:420 148:692 149:720 150:292
151:587 152:523 153:146 154:617 155:769 156:623
157:326 158:436 159:666 160:662 161:631 162:953
163:404 164:661 165:570 166:588 167:621 168:1414
169:182 170:1573 171:96 172:1321 173:835 174:283
175:40 176:823 177:957 178:377 179:692 180:50
181:1590 182:15 183:876 184:505 185:3383 186:1850
187:879 188:730 189:1327 190:4233 191:352 192:4927
193:1949 194:1444 195:1145 196:916 197:860 198:2609
199:3244 200:3189 201:3222 202:1109 203:637 204:2238
205:1839 206:1647 207:1416 208:1435 209:1944 210:332
211:475 212:1029 213:855 214:1072 215:57 216:2514
217:572 218:521 219:23 220:29 221:287 222:33
223:619
End of report
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