[REN-BGP-stats-all] Global R&E Routing Table Report - CEDIA R&E view

REN Routing Table Report cscora at frr.nsrc.org
Fri Aug 13 22:11:00 UTC 2021


Global R&E Routing Table Report   22:10 GMT Fri 13 Aug, 2021

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/CEDIA/

Analysis Summary
----------------

BGP routing table entries examined:                               21863
    Prefixes after maximum aggregation (per Origin AS):           11553
    Deaggregation factor:                                          1.89
    Unique aggregates announced (without unneeded subnets):       13594
Total ASes present in the Internet Routing Table:                  2737
    Prefixes per ASN:                                              7.99
Origin-only ASes present in the Internet Routing Table:            2348
Origin ASes announcing only one prefix:                            1081
Transit ASes present in the Internet Routing Table:                 389
Transit-only ASes present in the Internet Routing Table:             66
Average AS path length visible in the Internet Routing Table:       4.8
    Max AS path length visible:                                      16
    Max AS path prepend of ASN ( 10497)                              11
Prefixes from unregistered ASNs in the Routing Table:                25
    Number of instances of unregistered ASNs:                        25
Number of 32-bit ASNs allocated by the RIRs:                      36878
Number of 32-bit ASNs visible in the Routing Table:                 608
Prefixes from 32-bit ASNs in the Routing Table:                    2072
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:                    239738239
    Equivalent to 14 /8s, 74 /16s and 29 /24s
    Percentage of available address space announced:                6.5
    Percentage of allocated address space announced:                6.5
    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:        3174

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                     4778
    Total APNIC prefixes after maximum aggregation:                2361
    APNIC Deaggregation factor:                                    2.02
Prefixes being announced from the APNIC address blocks:            4794
    Unique aggregates announced from the APNIC address blocks:     2710
APNIC Region origin ASes present in the Internet Routing Table:     578
    APNIC Prefixes per ASN:                                        8.29
APNIC Region origin ASes announcing only one prefix:                243
APNIC Region transit ASes present in the Internet Routing Table:     64
Average APNIC Region AS path length visible:                        5.5
    Max APNIC Region AS path length visible:                         15
Number of APNIC region 32-bit ASNs visible in the Routing Table:    219
Number of APNIC addresses announced to Internet:               46284608
    Equivalent to 2 /8s, 194 /16s and 63 /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:                     11192
    Total ARIN prefixes after maximum aggregation:                 5553
    ARIN Deaggregation factor:                                     2.02
Prefixes being announced from the ARIN address blocks:            11129
    Unique aggregates announced from the ARIN address blocks:      6819
ARIN Region origin ASes present in the Internet Routing Table:     1190
    ARIN Prefixes per ASN:                                         9.35
ARIN Region origin ASes announcing only one prefix:                 424
ARIN Region transit ASes present in the Internet Routing Table:     158
Average ARIN Region AS path length visible:                         4.6
    Max ARIN Region AS path length visible:                          15
Number of ARIN region 32-bit ASNs visible in the Routing Table:     162
Number of ARIN addresses announced to Internet:               128423089
    Equivalent to 7 /8s, 167 /16s and 148 /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:                      3420
    Total RIPE prefixes after maximum aggregation:                 2761
    RIPE Deaggregation factor:                                     1.24
Prefixes being announced from the RIPE address blocks:             3478
    Unique aggregates announced from the RIPE address blocks:      2871
RIPE Region origin ASes present in the Internet Routing Table:      674
    RIPE Prefixes per ASN:                                         5.16
RIPE Region origin ASes announcing only one prefix:                 325
RIPE Region transit ASes present in the Internet Routing Table:     110
Average RIPE Region AS path length visible:                         4.9
    Max RIPE Region AS path length visible:                          16
Number of RIPE region 32-bit ASNs visible in the Routing Table:     130
Number of RIPE addresses announced to Internet:                58141056
    Equivalent to 3 /8s, 119 /16s and 41 /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:                    1552
    Total LACNIC prefixes after maximum aggregation:                672
    LACNIC Deaggregation factor:                                   2.31
Prefixes being announced from the LACNIC address blocks:           1559
    Unique aggregates announced from the LACNIC address blocks:     892
LACNIC Region origin ASes present in the Internet Routing Table:    172
    LACNIC Prefixes per ASN:                                       9.06
LACNIC Region origin ASes announcing only one prefix:                66
LACNIC Region transit ASes present in the Internet Routing Table:    26
Average LACNIC Region AS path length visible:                       4.6
    Max LACNIC Region AS path length visible:                        13
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    72
Number of LACNIC addresses announced to Internet:               4200718
    Equivalent to 0 /8s, 64 /16s and 25 /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:                    896
    Total AfriNIC prefixes after maximum aggregation:               187
    AfriNIC Deaggregation factor:                                  4.79
Prefixes being announced from the AfriNIC address blocks:           896
    Unique aggregates announced from the AfriNIC address blocks:    295
AfriNIC Region origin ASes present in the Internet Routing Table:    50
    AfriNIC Prefixes per ASN:                                     17.92
AfriNIC Region origin ASes announcing only one prefix:               23
AfriNIC Region transit ASes present in the Internet Routing Table:   12
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       15
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   25
Number of AfriNIC addresses announced to Internet:              2686976
    Equivalent to 0 /8s, 41 /16s and 0 /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         631       2156     457  SINET-AS Research Organization of Infor
  7497         436        214      25  CSTNET-AS-AP Computer Network Informati
 58647         198         18       2  KAGAWAU-AS Kagawa University, JP
  1237         190         75     137  KREONET-AS-KR KISTI, KR
  7575         180        330     126  AARNET-AS-AP Australian Academic and Re
 55824         129         19      23  NKN-CORE-NW NKN Core Network, IN
  4538         125       4192      72  ERX-CERNET-BKB China Education and Rese
  4621          81         37      10  UNINET-AS-AP UNINET-, TH
  4762          65          4       1  MAHIDOL-BORDER-AS Mahidol University, T
 23570          59          5      11  INCHEON-AS-KR UNIVERSITY OF INCHEON, KR

Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        1693       1543     488  AMAZON-02, US
 15169         745       3278      66  GOOGLE, US
 14618         508       3967     378  AMAZON-AES, US
396982         280        173     153  GOOGLE-PRIVATE-CLOUD, US
  7896         247         51       7  NU-AS, US
   376         234        180     158  RISQ-AS, CA
  5786         199         16       1  UPRENET, PR
  2152         156        507      85  CSUNET-NW, US
 36492         146         10      46  GOOGLEWIFI, US
 18558         137         18       4  NETBLK-RCOEK, US

Complete listing at https://bgp.nsrc.org/REN/CEDIA/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         187       1779     185  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          98       1520      85  SURFNET-NL SURFnet, The Netherlands, NL
   137          82        677      77  ASGARR Consortium GARR, IT
   553          72        449      72  BELWUE BelWue-Koordination, DE
  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

Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1916         203        207      42  Associacao Rede Nacional de Ensino e Pe
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340         106         25      52  Red Universitaria Nacional, CL
 27947         103          0      85  Telconet S.A, EC
  1251          65         37      20  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  2715          60        102      40  Fundacao Carlos Chagas Filho de Amparo 
 19611          44         17       2  Associacao Antonio Vieira - Unisinos, B
  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

Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2018         329        319      74  TENET-1, ZA
327687         137         28       3  RENU, UG
 36914         100         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
 37074          11          8       2  UG-AS, GH
 37182          11          8       1  TERNET, TZ

Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        1693       1543     488  AMAZON-02, US
 15169         745       3278      66  GOOGLE, US
  2907         631       2156     457  SINET-AS Research Organization of Infor
 14618         508       3967     378  AMAZON-AES, US
  7497         436        214      25  CSTNET-AS-AP Computer Network Informati
  2018         329        319      74  TENET-1, ZA
396982         280        173     153  GOOGLE-PRIVATE-CLOUD, US
   680         273       1996     235  DFN Verein zur Foerderung eines Deutsch
  7896         247         51       7  NU-AS, US
   376         234        180     158  RISQ-AS, CA

Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
 15169         745          679  GOOGLE, US
  7497         436          411  CSTNET-AS-AP Computer Network Information Cente
  2018         329          255  TENET-1, ZA
  7896         247          240  NU-AS, US
  5786         199          198  UPRENET, PR
 58647         198          196  KAGAWAU-AS Kagawa University, JP
  2907         631          174  SINET-AS Research Organization of Information a
  8895         173          169  ISU Internet Services Unit ISU, SA
  1916         203          161  Associacao Rede Nacional de Ensino e Pesquisa, 
327687         137          134  RENU, UG

Complete listing at https://bgp.nsrc.org/REN/CEDIA/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
     19658  UNALLOCATED  65.205.131.0/24          11096  FLORIDANET, US
     36843  UNALLOCATED  108.59.20.0/24           11096  FLORIDANET, US
     36843  UNALLOCATED  108.59.23.0/24           11096  FLORIDANET, US
     36843  UNALLOCATED  131.91.183.0/24          11096  FLORIDANET, US
     36843  UNALLOCATED  131.91.252.0/22          11096  FLORIDANET, US
     14822  UNALLOCATED  140.163.0.0/16           10466  MAGPI, US
     14822  UNALLOCATED  140.163.0.0/17           10466  MAGPI, US
     14822  UNALLOCATED  140.163.6.0/24           10466  MAGPI, US
     14822  UNALLOCATED  140.163.64.0/24          10466  MAGPI, US

Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-badAS

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             1103  SURFNET-NL SURFnet, The Netherlands, NL

Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-dsua

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
192.31.196.0/24      Origin:       112  UNASSIGNED
                    Transit:      1103  SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24       Origin:      1103  SURFNET-NL SURFnet, The Netherlands, NL
                    Transit:     11537  INTERNET2-RESEARCH-EDU, US
192.107.242.0/24     Origin:    394784  UNASSIGNED
                    Transit:     40831  PHS, US
198.135.168.0/24     Origin:     14618  AMAZON-AES, US
                    Transit:     16509  AMAZON-02, US
204.194.253.0/24     Origin:     46788  UNASSIGNED
                    Transit:      2381  WISCNET1-AS, US

Complete listing at https://bgp.nsrc.org/REN/CEDIA/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        /8:0        /9:1       /10:2       /11:3       /12:17      
/13:33      /14:78      /15:154     /16:2090    /17:408     /18:433     
/19:704     /20:1031    /21:953     /22:1478    /23:1611    /24:12483   
/25:82      /26:67      /27:56      /28:37      /29:90      /30:33      
/31:13      /32:6       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 16509         521        1693  AMAZON-02, US
 15169         275         745  GOOGLE, US
  8895         168         173  ISU Internet Services Unit ISU, SA
 14618         166         508  AMAZON-AES, US
 27947          96         103  Telconet S.A, EC
 36914          87         100  KENET-AS, KE
 23024          53          56  OCDE, US
396982          46         280  GOOGLE-PRIVATE-CLOUD, US
 36492          43         146  GOOGLEWIFI, US
 58647          34         198  KAGAWAU-AS Kagawa University, JP

Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:5         3:54        5:17        8:4        12:1        13:155    
  14:84       15:13       18:41       23:53       24:6        31:6      
  35:6        37:6        38:9        40:1        41:144      42:25     
  44:5        45:66       46:9        47:1        49:10       50:1      
  52:430      54:130      58:1        59:20       60:4        61:3      
  62:7        63:36       64:131      65:6        66:56       67:55     
  68:10       69:33       70:16       71:3        72:14       74:99     
  75:128      76:165      77:8        78:3        79:10       80:14     
  81:29       82:5        83:7        84:10       85:38       86:9      
  87:1        88:1        89:14       91:51       92:2        93:19     
  94:4        95:5        96:6        97:1        98:7        99:164    
 101:2       102:10      103:311     104:92      106:1       107:2      
 108:52      109:9       110:3       111:20      112:4       114:23     
 116:5       117:61      118:32      119:19      121:26      122:8      
 123:8       124:42      125:13      128:80      129:175     130:115    
 131:90      132:60      133:137     134:93      135:10      136:254    
 137:160     138:10      139:16      140:36      141:3       142:172    
 143:49      144:70      146:136     147:70      148:164     149:18     
 150:38      151:7       152:80      153:11      154:24      155:52     
 156:65      157:26      158:46      159:120     160:25      161:21     
 162:36      163:63      164:47      165:18      166:1       167:20     
 168:156     169:10      170:68      171:1       172:107     173:87     
 174:1       175:32      176:12      177:10      178:3       179:11     
 180:21      181:12      182:6       184:6       185:61      186:3      
 187:18      188:19      189:6       190:35      191:36      192:1430   
 193:247     194:123     195:88      196:171     197:5       198:486    
 199:266     200:240     201:36      202:634     203:430     204:366    
 205:196     206:207     207:183     208:80      209:148     210:185    
 211:14      212:171     213:12      216:127     217:23      218:26     
 219:8       220:16      222:4       223:2      

End of report


More information about the ren-bgp-stats-all mailing list