[REN-BGP-stats-all] IPv4 R&E Routing Table Report - MARWAN (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Sep 4 18:00:41 UTC 2024
IPv4 R&E Routing Table Report 18:00 GMT Wed 04 Sep, 2024
IPv4 BGP Table (R&E) as seen at MARWAN.
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/MARWAN/
Analysis Summary
----------------
BGP routing table entries examined: 18092
Prefixes after maximum aggregation (per Origin AS): 9770
Deaggregation factor: 1.85
Unique aggregates announced (without unneeded subnets): 10724
Number of IPv4 prefixes with a valid ROA: 5647
Number of IPv4 prefixes with an invalid ROA: 96
Number of IPv4 prefixes with no ROA: 12349
Total ASes present in the Internet Routing Table: 2620
Prefixes per ASN: 6.91
Origin-only ASes present in the Internet Routing Table: 2278
Origin ASes announcing only one prefix: 1023
Transit ASes present in the Internet Routing Table: 342
Transit-only ASes present in the Internet Routing Table: 57
Paths with bogon ASNs present in the IPv4 Routing Table: 1
Average AS path length visible in the Internet Routing Table: 4.7
Max AS path length visible: 18
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 2
Number of instances of unregistered ASNs: 2
Number of 32-bit ASNs allocated by the RIRs: 45298
Number of 32-bit ASNs visible in the Routing Table: 657
Prefixes from 32-bit ASNs in the Routing Table: 1842
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: 7
Number of addresses announced to Internet: 191404340
Equivalent to 11 /8s, 104 /16s and 153 /24s
Percentage of available address space announced: 5.2
Percentage of allocated address space announced: 5.2
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: 2682
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4213
Total APNIC prefixes after maximum aggregation: 1973
APNIC Deaggregation factor: 2.14
Prefixes being announced from the APNIC address blocks: 4209
Unique aggregates announced from the APNIC address blocks: 2223
APNIC Region origin ASes present in the Internet Routing Table: 543
APNIC Prefixes per ASN: 7.75
APNIC Region origin ASes announcing only one prefix: 237
APNIC Region transit ASes present in the Internet Routing Table: 57
Average APNIC Region AS path length visible: 4.7
Max APNIC Region AS path length visible: 17
Number of APNIC region 32-bit ASNs visible in the Routing Table: 226
Number of APNIC addresses announced to Internet: 39092291
Equivalent to 2 /8s, 84 /16s and 128 /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: 7952
Total ARIN prefixes after maximum aggregation: 4560
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 7967
Unique aggregates announced from the ARIN address blocks: 5045
ARIN Region origin ASes present in the Internet Routing Table: 1231
ARIN Prefixes per ASN: 6.47
ARIN Region origin ASes announcing only one prefix: 434
ARIN Region transit ASes present in the Internet Routing Table: 147
Average ARIN Region AS path length visible: 5.2
Max ARIN Region AS path length visible: 16
Number of ARIN region 32-bit ASNs visible in the Routing Table: 200
Number of ARIN addresses announced to Internet: 88371296
Equivalent to 5 /8s, 68 /16s and 112 /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, 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: 3139
Total RIPE prefixes after maximum aggregation: 2627
RIPE Deaggregation factor: 1.19
Prefixes being announced from the RIPE address blocks: 3128
Unique aggregates announced from the RIPE address blocks: 2652
RIPE Region origin ASes present in the Internet Routing Table: 585
RIPE Prefixes per ASN: 5.35
RIPE Region origin ASes announcing only one prefix: 267
RIPE Region transit ASes present in the Internet Routing Table: 93
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 13
Number of RIPE region 32-bit ASNs visible in the Routing Table: 136
Number of RIPE addresses announced to Internet: 59034512
Equivalent to 3 /8s, 132 /16s and 203 /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: 1424
Total LACNIC prefixes after maximum aggregation: 538
LACNIC Deaggregation factor: 2.65
Prefixes being announced from the LACNIC address blocks: 1421
Unique aggregates announced from the LACNIC address blocks: 714
LACNIC Region origin ASes present in the Internet Routing Table: 157
LACNIC Prefixes per ASN: 9.05
LACNIC Region origin ASes announcing only one prefix: 55
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 5.8
Max LACNIC Region AS path length visible: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 64
Number of LACNIC addresses announced to Internet: 4209664
Equivalent to 0 /8s, 64 /16s and 60 /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: 1362
Total AfriNIC prefixes after maximum aggregation: 70
AfriNIC Deaggregation factor: 19.46
Prefixes being announced from the AfriNIC address blocks: 1359
Unique aggregates announced from the AfriNIC address blocks: 84
AfriNIC Region origin ASes present in the Internet Routing Table: 45
AfriNIC Prefixes per ASN: 30.20
AfriNIC Region origin ASes announcing only one prefix: 30
AfriNIC Region transit ASes present in the Internet Routing Table: 8
Average AfriNIC Region AS path length visible: 2.7
Max AfriNIC Region AS path length visible: 18
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 31
Number of AfriNIC addresses announced to Internet: 685824
Equivalent to 0 /8s, 10 /16s and 119 /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
2907 598 2169 465 SINET-AS Research Organization of Informa
7497 450 212 25 CSTNET-AS-AP Computer Network Information
4538 192 4193 75 ERX-CERNET-BKB China Education and Resear
58647 180 18 2 KAGAWAU-AS Kagawa University, JP
7575 172 329 115 AARNET-AS-AP Australian Academic and Rese
55824 132 18 19 NKN-CORE-NW NKN Core Network, IN
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, Tha
4621 69 37 10 UNINET-AS-AP UNINET-, TH
2697 57 4 33 ERX-ERNET-AS Education and Research Netwo
38280 50 3 2 MONASHUNI-MY-AS-AP Monash University Sunw
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
376 199 162 149 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
2920 175 34 7 LACOE, US
270 162 345 88 AS270, US
2152 150 507 97 CENIC-2152, US
18558 140 18 4 NETBLK-RCOEK, US
81 133 517 33 NCREN, US
23024 95 7 21 OCDE, US
21976 87 50 17 NJEDGE-NET, US
237 83 541 50 MERIT-AS-14, US
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 282 1899 249 DFN Verein zur Foerderung eines Deutschen
786 185 1767 182 JANET Jisc Services Limited, GB
559 113 533 103 SWITCH Peering requests: peering at switch.c
1103 97 2015 84 SURFNET-NL SURFnet, The Netherlands, NL
2614 90 26 70 ROEDUNET, RO
137 81 676 77 ASGARR Consortium GARR, IT
1930 79 88 74 RCCN Fundacao para a Ciencia e a Tecnolog
553 78 462 78 BELWUE BelWue-Koordination, DE
2200 63 598 58 FR-RENATER Reseau National de telecommuni
1653 54 151 51 SUNET SUNET Swedish University Network, E
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 205 180 42 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco, M
11340 109 25 52 Red Universitaria Nacional, CL
271640 67 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
61468 50 5 17 CEDIA, EC
19611 48 17 2 Associacao Antonio Vieira - Unisinos, BR
4270 46 16 1 Red de Interconexion Universitaria, AR
2715 45 99 34 Fundacao Carlos Chagas Filho de Amparo a
3596 40 8 4 Universidad Autonoma Metropolitana, MX
28614 38 2 2 Fundacao Universidade Regional de Blumena
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
30983 666 4 5 MARWAN-AS, MA
36914 531 82 3 KENET-AS, KE
327700 47 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37074 15 8 2 UG-AS, GH
37661 13 8 5 NRaE1-AS, NG
37215 11 8 1 MAREN, MW
37654 6 1 6 RwEdNet-AS, RW
327947 4 4 1 KNUST-, GH
328903 4 0 1 RITER, CI
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
30983 666 4 5 MARWAN-AS, MA
2907 598 2169 465 SINET-AS Research Organization of Informa
36914 531 82 3 KENET-AS, KE
7497 450 212 25 CSTNET-AS-AP Computer Network Information
680 282 1899 249 DFN Verein zur Foerderung eines Deutschen
1916 205 180 42 Rede Nacional de Ensino e Pesquisa, BR
376 199 162 149 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
4538 192 4193 75 ERX-CERNET-BKB China Education and Resear
786 185 1767 182 JANET Jisc Services Limited, GB
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
36914 531 528 KENET-AS, KE
7497 450 425 CSTNET-AS-AP Computer Network Information Cente
5786 199 198 UPRENET, PR
58647 180 178 KAGAWAU-AS Kagawa University, JP
2920 175 168 LACOE, US
1916 205 163 Rede Nacional de Ensino e Pesquisa, BR
18558 140 136 NETBLK-RCOEK, US
2907 598 133 SINET-AS Research Organization of Information a
4538 192 117 ERX-CERNET-BKB China Education and Research Net
55824 132 113 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
65000 PRIVATE 102.216.118.0/24 30983 MARWAN-AS, MA
26971 UNALLOCATED 129.111.0.0/16 276 OTS-AS-276, US
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-badAS
Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.168.167.1/32 30983 MARWAN-AS, MA
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-spar
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
164.160.192.0/21 Origin: 37661 NRaE1-AS, NG
164.160.192.0/21 Transit: 37288 WACREN, SN
192.168.167.1/32 Origin: 30983 MARWAN-AS, MA
192.168.167.1/32 Transit: 0 UNALLOCATED
202.14.117.0/24 Origin: 17827 STOU-AS-TH Sukhothai Thammathirat Open U
202.14.117.0/24 Transit: 4621 UNINET-AS-AP UNINET-, TH
202.46.0.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.0.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.240.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.240.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:1 /11:1 /12:9
/13:17 /14:34 /15:113 /16:1919 /17:381 /18:436
/19:537 /20:798 /21:776 /22:1280 /23:1352 /24:9656
/25:40 /26:55 /27:49 /28:14 /29:67 /30:6
/31:1 /32:548
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
30983 639 666 MARWAN-AS, MA
36914 508 531 KENET-AS, KE
1916 41 205 Rede Nacional de Ensino e Pesquisa, BR
327700 41 47 MoRENet, MZ
23024 38 95 OCDE, US
32440 36 63 LONI, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
200521 31 54 SEAP-AGE, ES
25977 30 44 HCCS, US
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 5:15 8:2 12:1 14:91 23:5
24:3 31:1 35:3 37:8 38:10 40:1
41:228 42:17 44:5 45:44 46:4 47:1
49:11 50:3 52:1 58:17 59:20 60:6
61:3 62:5 63:33 64:44 65:1 66:37
67:42 68:10 69:18 70:2 71:1 72:7
74:53 76:41 77:7 78:3 79:10 80:8
81:23 82:2 83:6 84:7 85:25 86:3
87:1 89:10 91:37 93:13 94:2 95:2
96:5 97:1 98:2 101:4 102:12 103:317
104:78 108:8 109:2 111:16 113:2 114:15
116:9 117:2 118:34 119:24 121:28 122:8
123:8 124:42 125:5 128:84 129:35 130:95
131:61 132:67 133:154 134:78 136:199 137:51
138:57 139:6 140:34 141:3 142:25 143:17
144:23 145:2 146:124 147:55 148:193 149:13
150:33 151:9 152:126 153:15 154:13 155:48
156:138 157:16 158:34 159:121 160:30 161:16
162:22 163:57 164:14 165:47 166:1 167:10
168:74 169:6 170:88 172:2 173:7 175:17
177:5 179:13 180:16 181:1 182:9 184:7
185:40 186:3 187:21 188:11 189:3 190:18
191:13 192:1419 193:252 194:113 195:69 196:27
197:323 198:440 199:247 200:288 201:38 202:639
203:336 204:371 205:128 206:206 207:223 208:66
209:102 210:118 211:3 212:41 213:4 216:89
217:9 218:19 219:5 220:8 222:2 223:15
End of report
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