[REN-BGP-stats-all] Global R&E Routing Table Report - MARWAN R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Tue Aug 17 18:00:58 UTC 2021
Global R&E Routing Table Report 18:00 GMT Tue 17 Aug, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/MARWAN/
Analysis Summary
----------------
BGP routing table entries examined: 14306
Prefixes after maximum aggregation (per Origin AS): 8418
Deaggregation factor: 1.70
Unique aggregates announced (without unneeded subnets): 9410
Total ASes present in the Internet Routing Table: 2130
Prefixes per ASN: 6.72
Origin-only ASes present in the Internet Routing Table: 1837
Origin ASes announcing only one prefix: 875
Transit ASes present in the Internet Routing Table: 293
Transit-only ASes present in the Internet Routing Table: 39
Average AS path length visible in the Internet Routing Table: 5.5
Max AS path length visible: 15
Max AS path prepend of ASN ( 5474) 11
Prefixes from unregistered ASNs in the Routing Table: 11
Number of instances of unregistered ASNs: 11
Number of 32-bit ASNs allocated by the RIRs: 36911
Number of 32-bit ASNs visible in the Routing Table: 481
Prefixes from 32-bit ASNs in the Routing Table: 1400
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: 1
Number of addresses announced to Internet: 175455968
Equivalent to 10 /8s, 117 /16s and 62 /24s
Percentage of available address space announced: 4.7
Percentage of allocated address space announced: 4.7
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 1448
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 3960
Total APNIC prefixes after maximum aggregation: 2111
APNIC Deaggregation factor: 1.88
Prefixes being announced from the APNIC address blocks: 3962
Unique aggregates announced from the APNIC address blocks: 2355
APNIC Region origin ASes present in the Internet Routing Table: 473
APNIC Prefixes per ASN: 8.38
APNIC Region origin ASes announcing only one prefix: 209
APNIC Region transit ASes present in the Internet Routing Table: 47
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 180
Number of APNIC addresses announced to Internet: 44673120
Equivalent to 2 /8s, 169 /16s and 168 /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, 131072-147769
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: 5423
Total ARIN prefixes after maximum aggregation: 3234
ARIN Deaggregation factor: 1.68
Prefixes being announced from the ARIN address blocks: 5437
Unique aggregates announced from the ARIN address blocks: 3680
ARIN Region origin ASes present in the Internet Routing Table: 841
ARIN Prefixes per ASN: 6.46
ARIN Region origin ASes announcing only one prefix: 304
ARIN Region transit ASes present in the Internet Routing Table: 108
Average ARIN Region AS path length visible: 6.0
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 110
Number of ARIN addresses announced to Internet: 69873280
Equivalent to 4 /8s, 42 /16s and 46 /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: 3030
Total RIPE prefixes after maximum aggregation: 2438
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3026
Unique aggregates announced from the RIPE address blocks: 2532
RIPE Region origin ASes present in the Internet Routing Table: 592
RIPE Prefixes per ASN: 5.11
RIPE Region origin ASes announcing only one prefix: 289
RIPE Region transit ASes present in the Internet Routing Table: 96
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 113
Number of RIPE addresses announced to Internet: 55545504
Equivalent to 3 /8s, 79 /16s and 142 /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
196608-213403
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: 1008
Total LACNIC prefixes after maximum aggregation: 445
LACNIC Deaggregation factor: 2.27
Prefixes being announced from the LACNIC address blocks: 1006
Unique aggregates announced from the LACNIC address blocks: 553
LACNIC Region origin ASes present in the Internet Routing Table: 137
LACNIC Prefixes per ASN: 7.34
LACNIC Region origin ASes announcing only one prefix: 53
LACNIC Region transit ASes present in the Internet Routing Table: 22
Average LACNIC Region AS path length visible: 6.2
Max LACNIC Region AS path length visible: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 55
Number of LACNIC addresses announced to Internet: 2799456
Equivalent to 0 /8s, 42 /16s and 183 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + 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: 874
Total AfriNIC prefixes after maximum aggregation: 180
AfriNIC Deaggregation factor: 4.86
Prefixes being announced from the AfriNIC address blocks: 873
Unique aggregates announced from the AfriNIC address blocks: 289
AfriNIC Region origin ASes present in the Internet Routing Table: 44
AfriNIC Prefixes per ASN: 19.84
AfriNIC Region origin ASes announcing only one prefix: 20
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 5.5
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 23
Number of AfriNIC addresses announced to Internet: 2564352
Equivalent to 0 /8s, 39 /16s and 33 /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 619 2156 456 SINET-AS Research Organization of Infor
7497 431 211 23 CSTNET-AS-AP Computer Network Informati
1237 188 74 135 KREONET-AS-KR KISTI, KR
7575 180 330 126 AARNET-AS-AP Australian Academic and Re
58647 176 18 2 KAGAWAU-AS Kagawa University, JP
4538 169 4192 72 ERX-CERNET-BKB China Education and Rese
55824 128 19 22 NKN-CORE-NW NKN Core Network, IN
2697 55 3 31 ERX-ERNET-AS Education and Research Net
1659 54 1450 34 ERX-TANET-ASN1 Taiwan Academic Network
132524 49 9 11 TIFR-AS Tata Institute of Fundamental R
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
376 233 180 157 RISQ-AS, CA
5786 201 16 1 UPRENET, PR
2152 156 507 85 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
270 117 297 87 AS270, US
2920 111 34 6 LACOE, US
21976 86 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
3477 70 71 41 NOAA-NWAVE, US
22742 66 52 33 CT-EDU-NET, 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
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
786 186 1763 184 JANET Jisc Services Limited, GB
8895 173 24 4 ISU Internet Services Unit ISU, SA
559 116 550 107 SWITCH Peering requests: peering at switch
1103 95 1520 84 SURFNET-NL SURFnet, The Netherlands, NL
137 82 677 77 ASGARR Consortium GARR, IT
2200 66 647 61 FR-RENATER Reseau National de telecommu
2614 62 32 59 ROEDUNET, RO
1930 57 81 52 RCCN Fundacao para a Ciencia e a Tecnol
1653 52 151 49 SUNET SUNET Swedish University Network,
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 118 120 50 Associacao Rede Nacional de Ensino e Pe
11340 94 24 54 Red Universitaria Nacional, CL
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 49 53 31 Fundacao Carlos Chagas Filho de Amparo
19611 44 17 2 Associacao Antonio Vieira - Unisinos, B
61468 41 3 15 CEDIA, EC
4270 40 16 1 Red de Interconexion Universitaria, AR
28614 38 2 2 Fundacao Universidade Regional de Blume
28571 37 26 15 UNIVERSIDADE DE SAO PAULO, BR
20191 31 16 1 Pontificia Universidad Catolica de Chil
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
2018 326 319 72 TENET-1, ZA
327687 136 28 3 RENU, UG
36914 97 82 3 KENET-AS, KE
2561 72 5 31 EUN, EG
8094 55 48 4 PUKNET, ZA
327700 39 16 1 MoRENet, MZ
37215 31 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37501 11 49 6 UOFS, ZA
37182 10 8 1 TERNET, TZ
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
2907 619 2156 456 SINET-AS Research Organization of Infor
7497 431 211 23 CSTNET-AS-AP Computer Network Informati
2018 326 319 72 TENET-1, ZA
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
376 233 180 157 RISQ-AS, CA
5786 201 16 1 UPRENET, PR
1237 188 74 135 KREONET-AS-KR KISTI, KR
786 186 1763 184 JANET Jisc Services Limited, GB
7575 180 330 126 AARNET-AS-AP Australian Academic and Re
58647 176 18 2 KAGAWAU-AS Kagawa University, JP
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 431 408 CSTNET-AS-AP Computer Network Information Cente
2018 326 254 TENET-1, ZA
5786 201 200 UPRENET, PR
58647 176 174 KAGAWAU-AS Kagawa University, JP
8895 173 169 ISU Internet Services Unit ISU, SA
18558 137 133 NETBLK-RCOEK, US
327687 136 133 RENU, UG
55824 128 106 NKN-CORE-NW NKN Core Network, IN
2920 111 105 LACOE, US
4538 169 97 ERX-CERNET-BKB China Education and Research Net
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
36843 UNALLOCATED 64.56.80.0/23 11096 FLORIDANET, US
36843 UNALLOCATED 108.59.20.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 131.91.183.0/24 11096 FLORIDANET, US
14822 UNALLOCATED 140.163.6.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.64.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.70.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.128.0/17 10466 MAGPI, US
36843 UNALLOCATED 146.201.218.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 146.201.219.0/24 11096 FLORIDANET, US
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/0 36884 MAROCCONNECT, MA
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
204.194.253.0/24 Origin: 46788 UNASSIGNED
Transit: 2381 WISCNET1-AS, US
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 /10:2 /11:1 /12:10
/13:19 /14:35 /15:102 /16:1660 /17:267 /18:286
/19:441 /20:652 /21:727 /22:1119 /23:1187 /24:7618
/25:71 /26:56 /27:51 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8895 168 173 ISU Internet Services Unit ISU, SA
36914 84 97 KENET-AS, KE
23024 53 56 OCDE, US
327700 33 39 MoRENet, MZ
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 29 41 HCCS, US
263282 29 31 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
200521 28 46 SEAP-AGE, ES
1916 25 118 Associacao Rede Nacional de Ensino e Pesquisa,
37215 25 31 MAREN, MW
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 5:15 8:2 12:1 14:84 23:1
24:2 31:1 37:6 38:3 40:1 41:140
42:9 44:4 45:28 46:6 49:10 58:4
59:10 60:4 61:3 62:6 63:4 64:9
66:5 67:35 68:1 69:17 71:1 72:11
74:14 76:13 77:6 78:3 79:10 80:11
81:26 82:1 83:7 84:3 85:23 86:6
87:1 88:1 89:9 91:45 93:18 94:2
95:4 96:5 101:3 102:8 103:242 104:11
106:1 108:4 109:8 110:3 111:16 112:4
114:21 116:5 117:6 118:17 119:19 121:27
122:8 123:8 124:42 128:52 129:30 130:84
131:80 132:51 133:137 134:84 136:192 137:115
138:10 139:4 140:34 141:2 142:21 143:32
144:27 146:121 147:28 148:7 149:12 150:19
151:6 152:62 153:6 154:24 155:35 156:65
157:25 158:42 159:116 160:25 161:16 162:10
163:61 164:35 165:53 167:16 168:100 169:9
170:40 172:2 173:1 175:21 176:8 177:7
178:1 179:10 180:21 182:5 184:3 185:31
186:1 187:17 188:13 189:6 190:35 191:29
192:1181 193:216 194:97 195:84 196:171 197:5
198:333 199:176 200:172 201:22 202:374 203:301
204:311 205:145 206:140 207:130 208:45 209:89
210:176 211:2 212:168 213:2 216:43 217:14
218:5 219:13 220:12 222:4 223:2
End of report
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