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

REN Routing Table Report cscora at frr.nsrc.org
Fri Dec 3 22:15:29 UTC 2021


Global R&E Routing Table Report   22:15 GMT Fri 03 Dec, 2021

  BGP Table (R&E) as seen at RedCLARA.

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

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

BGP routing table entries examined:                               18416
    Prefixes after maximum aggregation (per Origin AS):           10288
    Deaggregation factor:                                          1.79
    Unique aggregates announced (without unneeded subnets):       11503
Total ASes present in the Internet Routing Table:                  2728
    Prefixes per ASN:                                              6.75
Origin-only ASes present in the Internet Routing Table:            2354
Origin ASes announcing only one prefix:                            1082
Transit ASes present in the Internet Routing Table:                 374
Transit-only ASes present in the Internet Routing Table:             49
Average AS path length visible in the Internet Routing Table:       4.1
    Max AS path length visible:                                      14
    Max AS path prepend of ASN ( 10497)                              11
Prefixes from unregistered ASNs in the Routing Table:                12
    Number of instances of unregistered ASNs:                        12
Number of 32-bit ASNs allocated by the RIRs:                      37976
Number of 32-bit ASNs visible in the Routing Table:                 615
Prefixes from 32-bit ASNs in the Routing Table:                    1737
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:              4
Number of addresses announced to Internet:                    203092000
    Equivalent to 12 /8s, 26 /16s and 240 /24s
    Percentage of available address space announced:                5.5
    Percentage of allocated address space announced:                5.5
    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:        2132

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

Prefixes being announced by APNIC Region ASes:                     4762
    Total APNIC prefixes after maximum aggregation:                2331
    APNIC Deaggregation factor:                                    2.04
Prefixes being announced from the APNIC address blocks:            4764
    Unique aggregates announced from the APNIC address blocks:     2642
APNIC Region origin ASes present in the Internet Routing Table:     577
    APNIC Prefixes per ASN:                                        8.26
APNIC Region origin ASes announcing only one prefix:                244
APNIC Region transit ASes present in the Internet Routing Table:     65
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         13
Number of APNIC region 32-bit ASNs visible in the Routing Table:    221
Number of APNIC addresses announced to Internet:               46019648
    Equivalent to 2 /8s, 190 /16s and 52 /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, 131072-151865
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:                      7781
    Total ARIN prefixes after maximum aggregation:                 4404
    ARIN Deaggregation factor:                                     1.77
Prefixes being announced from the ARIN address blocks:             7793
    Unique aggregates announced from the ARIN address blocks:      4924
ARIN Region origin ASes present in the Internet Routing Table:     1187
    ARIN Prefixes per ASN:                                         6.57
ARIN Region origin ASes announcing only one prefix:                 424
ARIN Region transit ASes present in the Internet Routing Table:     155
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          14
Number of ARIN region 32-bit ASNs visible in the Routing Table:     155
Number of ARIN addresses announced to Internet:                92105936
    Equivalent to 5 /8s, 125 /16s and 108 /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:                      3401
    Total RIPE prefixes after maximum aggregation:                 2736
    RIPE Deaggregation factor:                                     1.24
Prefixes being announced from the RIPE address blocks:             3386
    Unique aggregates announced from the RIPE address blocks:      2769
RIPE Region origin ASes present in the Internet Routing Table:      673
    RIPE Prefixes per ASN:                                         5.03
RIPE Region origin ASes announcing only one prefix:                 321
RIPE Region transit ASes present in the Internet Routing Table:     104
Average RIPE Region AS path length visible:                         3.9
    Max RIPE Region AS path length visible:                          14
Number of RIPE region 32-bit ASNs visible in the Routing Table:     133
Number of RIPE addresses announced to Internet:                58139840
    Equivalent to 3 /8s, 119 /16s and 36 /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:                    1551
    Total LACNIC prefixes after maximum aggregation:                615
    LACNIC Deaggregation factor:                                   2.52
Prefixes being announced from the LACNIC address blocks:           1560
    Unique aggregates announced from the LACNIC address blocks:     869
LACNIC Region origin ASes present in the Internet Routing Table:    182
    LACNIC Prefixes per ASN:                                       8.57
LACNIC Region origin ASes announcing only one prefix:                71
LACNIC Region transit ASes present in the Internet Routing Table:    25
Average LACNIC Region AS path length visible:                       3.9
    Max LACNIC Region AS path length visible:                        12
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    80
Number of LACNIC addresses announced to Internet:               4073040
    Equivalent to 0 /8s, 62 /16s and 38 /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:                    909
    Total AfriNIC prefixes after maximum aggregation:               190
    AfriNIC Deaggregation factor:                                  4.78
Prefixes being announced from the AfriNIC address blocks:           909
    Unique aggregates announced from the AfriNIC address blocks:    295
AfriNIC Region origin ASes present in the Internet Routing Table:    52
    AfriNIC Prefixes per ASN:                                     17.48
AfriNIC Region origin ASes announcing only one prefix:               22
AfriNIC Region transit ASes present in the Internet Routing Table:   13
Average AfriNIC Region AS path length visible:                      3.3
    Max AfriNIC Region AS path length visible:                       10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   26
Number of AfriNIC addresses announced to Internet:              2752512
    Equivalent to 0 /8s, 42 /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         633       2157     458  SINET-AS Research Organization of Infor
  7497         430        182      24  CSTNET-AS-AP Computer Network Informati
 58647         198         18       2  KAGAWAU-AS Kagawa University, JP
  1237         188         74     135  KREONET-AS-KR KISTI, KR
  7575         177        330     123  AARNET-AS-AP Australian Academic and Re
 55824         129         19      23  NKN-CORE-NW NKN Core Network, IN
  4538         127       4192      72  ERX-CERNET-BKB China Education and Rese
  4621          80         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/RedCLARA/data-ASnet-APNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  7896         251         51       7  NU-AS, US
   376         204        178     153  RISQ-AS, CA
  5786         195         16       1  UPRENET, PR
  2152         157        507      85  CSUNET-NW, US
 18558         136         18       4  NETBLK-RCOEK, US
   270         119        329      88  AS270, US
  2920         112         34       6  LACOE, US
 21976          87         51      18  NJEDGE-NET, US
  1736          80         16       1  MU-AS, US
     3          77        496      15  MIT-GATEWAYS, US

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

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
   680         277       1950     243  DFN Verein zur Foerderung eines Deutsch
   786         186       1774     183  JANET Jisc Services Limited, GB
  8895         176         24       4  ISU Internet Services Unit ISU, SA
   559         115        550     106  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          67        647      61  FR-RENATER Reseau National de telecommu
  1930          57         81      52  RCCN Fundacao para a Ciencia e a Tecnol
  2614          56         33      54  ROEDUNET, RO

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1916         204        207      42  Rede Nacional de Ensino e Pesquisa, BR
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340          94         24      53  Red Universitaria Nacional, CL
  1251          65         37      20  FUNDACAO DE AMPARO A PESQUISA DO ESTADO
  2715          58        102      38  Fundacao Carlos Chagas Filho de Amparo 
 52286          52          4      31  Columbus Networks Guatemala, GT
 19611          45         17       2  Associacao Antonio Vieira - Unisinos, B
 61468          45          3      15  CEDIA, EC
  4270          43         16       1  Red de Interconexion Universitaria, AR
 28614          38          2       2  Fundacao Universidade Regional de Blume

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2018         349        319      73  TENET-1, ZA
 36914         206         82       3  KENET-AS, KE
  2561          73          5      32  EUN, EG
  8094          50         48       4  PUKNET, ZA
327700          41         16       1  MoRENet, MZ
327687          37         28       3  RENU, UG
  6879          24          2       9  ENSTINET-, EG
 37074          13          8       2  UG-AS, GH
 37182          13          8       1  TERNET, TZ
 37501          11         49       6  UOFS, ZA

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2907         633       2157     458  SINET-AS Research Organization of Infor
  7497         430        182      24  CSTNET-AS-AP Computer Network Informati
  2018         349        319      73  TENET-1, ZA
   680         277       1950     243  DFN Verein zur Foerderung eines Deutsch
  7896         251         51       7  NU-AS, US
 36914         206         82       3  KENET-AS, KE
   376         204        178     153  RISQ-AS, CA
  1916         204        207      42  Rede Nacional de Ensino e Pesquisa, BR
 58647         198         18       2  KAGAWAU-AS Kagawa University, JP
  5786         195         16       1  UPRENET, PR

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

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

   ASN  No of nets  Net Savings  Description
  7497         430          406  CSTNET-AS-AP Computer Network Information Cente
  2018         349          276  TENET-1, ZA
  7896         251          244  NU-AS, US
 36914         206          203  KENET-AS, KE
 58647         198          196  KAGAWAU-AS Kagawa University, JP
  5786         195          194  UPRENET, PR
  8895         176          172  ISU Internet Services Unit ISU, SA
  1916         204          162  Rede Nacional de Ensino e Pesquisa, BR
 18558         136          132  NETBLK-RCOEK, US
 55824         129          106  NKN-CORE-NW NKN Core Network, IN

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65248  PRIVATE      134.171.169.0/24         11340  Red Universitaria Nacional, 
     22063  UNALLOCATED  153.10.0.0/16             2152  CSUNET-NW, US
     65105  PRIVATE      165.98.16.0/24           27750  Cooperacion Latino Americana
     65105  PRIVATE      165.98.18.0/24           27750  Cooperacion Latino Americana
     65105  PRIVATE      165.98.90.0/24           27750  Cooperacion Latino Americana
     64507  DOCUMENT     170.79.91.8/29           27817  Red Nacional Academica de Te
     64663  PRIVATE      181.114.14.0/24          52286  Columbus Networks Guatemala,
     29955  UNALLOCATED  192.104.1.0/24            2495  KANREN, US
    394784  UNALLOCATED  192.107.242.0/24         40831  PHS, US
     29955  UNALLOCATED  198.252.8.0/21            2495  KANREN, US

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

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

Unassigned Network     ASN Information  AS Name
192.31.196.0/24      Origin:       112  UNASSIGNED
192.31.196.0/24     Transit:      1103  SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24       Origin:      1103  SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24      Transit:     11537  INTERNET2-RESEARCH-EDU, US
192.107.242.0/24     Origin:    394784  UNASSIGNED
192.107.242.0/24    Transit:     40831  PHS, US
205.166.145.0/24     Origin:    394784  UNASSIGNED
205.166.145.0/24    Transit:     40831  PHS, US

Complete listing at https://bgp.nsrc.org/REN/RedCLARA/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       /11:1       /12:10      
/13:17      /14:35      /15:122     /16:1983    /17:383     /18:430     
/19:559     /20:855     /21:869     /22:1409    /23:1522    /24:9952    
/25:80      /26:68      /27:57      /28:23      /29:27      /30:7       
/31:0       /32:4       

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

   ASN  No of nets  Total ann.  Description
 36914         192         206  KENET-AS, KE
  8895         171         176  ISU Internet Services Unit ISU, SA
 23024          53          56  OCDE, US
327700          35          41  MoRENet, MZ
 58647          34         198  KAGAWAU-AS Kagawa University, JP
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 25977          31          45  HCCS, US
263282          30          37  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
 27609          29          45  USC-UNIVERSITY-HOSPITAL, US
 32440          29          44  LONI, US

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

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

   1:4         5:15        8:2        12:1        14:84       18:42     
  23:9        24:6        31:5        37:6        38:9        40:1      
  41:124      42:8        44:5        45:66       46:6        47:1      
  49:10       50:1        52:1        59:20       60:4        61:3      
  62:7        63:34       64:46       66:36       67:43       68:8      
  69:21       71:1        72:10       74:20       76:32       77:6      
  78:3        79:10       80:17       81:27       82:5        83:7      
  84:5        85:33       86:6        87:1        88:1        89:10     
  91:47       92:1        93:19       94:4        95:5        96:5      
  97:1        98:2       101:6       102:14      103:306     104:12     
 106:1       108:8       109:9       110:3       111:20      112:4      
 114:23      116:5       117:61      118:32      119:21      121:26     
 122:8       123:8       124:39      125:4       128:84      129:174    
 130:93      131:87      132:59      133:138     134:97      136:187    
 137:80      138:8       139:5       140:36      141:2       142:41     
 143:35      144:52      145:1       146:126     147:57      148:159    
 149:13      150:39      151:6       152:77      153:11      154:25     
 155:51      156:68      157:25      158:42      159:117     160:25     
 161:16      162:20      163:56      164:45      165:54      166:1      
 167:16      168:161     169:10      170:53      171:1       172:2      
 173:2       175:29      176:8       177:10      178:1       179:13     
 180:21      181:12      182:6       184:5       185:42      186:3      
 187:18      188:13      189:3       190:54      191:37      192:1403   
 193:242     194:122     195:85      196:150     197:113     198:468    
 199:245     200:253     201:39      202:628     203:418     204:322    
 205:169     206:183     207:167     208:55      209:112     210:184    
 211:14      212:171     213:4       216:86      217:14      218:25     
 219:8       220:17      222:5       223:2      

End of report


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