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

REN Routing Table Report cscora at frr.nsrc.org
Sat Aug 21 18:45:58 UTC 2021


Global R&E Routing Table Report   18:45 GMT Sat 21 Aug, 2021

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

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

BGP routing table entries examined:                               15945
    Prefixes after maximum aggregation (per Origin AS):            8363
    Deaggregation factor:                                          1.91
    Unique aggregates announced (without unneeded subnets):        9700
Total ASes present in the Internet Routing Table:                  2256
    Prefixes per ASN:                                              7.07
Origin-only ASes present in the Internet Routing Table:            1944
Origin ASes announcing only one prefix:                             857
Transit ASes present in the Internet Routing Table:                 312
Transit-only ASes present in the Internet Routing Table:             63
Average AS path length visible in the Internet Routing Table:       4.6
    Max AS path length visible:                                      18
    Max AS path prepend of ASN ( 10497)                              11
Prefixes from unregistered ASNs in the Routing Table:                27
    Number of instances of unregistered ASNs:                        27
Number of 32-bit ASNs allocated by the RIRs:                      36968
Number of 32-bit ASNs visible in the Routing Table:                 486
Prefixes from 32-bit ASNs in the Routing Table:                    1514
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:                    163312640
    Equivalent to 9 /8s, 187 /16s and 244 /24s
    Percentage of available address space announced:                4.4
    Percentage of allocated address space announced:                4.4
    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:        1337

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

Prefixes being announced by APNIC Region ASes:                     4658
    Total APNIC prefixes after maximum aggregation:                2304
    APNIC Deaggregation factor:                                    2.02
Prefixes being announced from the APNIC address blocks:            4660
    Unique aggregates announced from the APNIC address blocks:     2635
APNIC Region origin ASes present in the Internet Routing Table:     562
    APNIC Prefixes per ASN:                                        8.29
APNIC Region origin ASes announcing only one prefix:                238
APNIC Region transit ASes present in the Internet Routing Table:     62
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         14
Number of APNIC region 32-bit ASNs visible in the Routing Table:    213
Number of APNIC addresses announced to Internet:               46127616
    Equivalent to 2 /8s, 191 /16s and 218 /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:                      8328
    Total ARIN prefixes after maximum aggregation:                 4736
    ARIN Deaggregation factor:                                     1.76
Prefixes being announced from the ARIN address blocks:             8349
    Unique aggregates announced from the ARIN address blocks:      5469
ARIN Region origin ASes present in the Internet Routing Table:     1233
    ARIN Prefixes per ASN:                                         6.77
ARIN Region origin ASes announcing only one prefix:                 451
ARIN Region transit ASes present in the Internet Routing Table:     165
Average ARIN Region AS path length visible:                         4.4
    Max ARIN Region AS path length visible:                          18
Number of ARIN region 32-bit ASNs visible in the Routing Table:     164
Number of ARIN addresses announced to Internet:                96712192
    Equivalent to 5 /8s, 195 /16s and 182 /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:                       735
    Total RIPE prefixes after maximum aggregation:                  602
    RIPE Deaggregation factor:                                     1.22
Prefixes being announced from the RIPE address blocks:              733
    Unique aggregates announced from the RIPE address blocks:       609
RIPE Region origin ASes present in the Internet Routing Table:      193
    RIPE Prefixes per ASN:                                         3.80
RIPE Region origin ASes announcing only one prefix:                  92
RIPE Region transit ASes present in the Internet Routing Table:      32
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          12
Number of RIPE region 32-bit ASNs visible in the Routing Table:      26
Number of RIPE addresses announced to Internet:                13810688
    Equivalent to 0 /8s, 210 /16s and 188 /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:                    1440
    Total LACNIC prefixes after maximum aggregation:                581
    LACNIC Deaggregation factor:                                   2.48
Prefixes being announced from the LACNIC address blocks:           1442
    Unique aggregates announced from the LACNIC address blocks:     812
LACNIC Region origin ASes present in the Internet Routing Table:    175
    LACNIC Prefixes per ASN:                                       8.24
LACNIC Region origin ASes announcing only one prefix:                69
LACNIC Region transit ASes present in the Internet Routing Table:    26
Average LACNIC Region AS path length visible:                       4.7
    Max LACNIC Region AS path length visible:                        12
Number of LACNIC region 32-bit ASNs visible in the Routing Table:    75
Number of LACNIC addresses announced to Internet:               4188928
    Equivalent to 0 /8s, 63 /16s and 235 /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:                    757
    Total AfriNIC prefixes after maximum aggregation:               119
    AfriNIC Deaggregation factor:                                  6.36
Prefixes being announced from the AfriNIC address blocks:           757
    Unique aggregates announced from the AfriNIC address blocks:    171
AfriNIC Region origin ASes present in the Internet Routing Table:    23
    AfriNIC Prefixes per ASN:                                     32.91
AfriNIC Region origin ASes announcing only one prefix:                7
AfriNIC Region transit ASes present in the Internet Routing Table:    6
Average AfriNIC Region AS path length visible:                      2.9
    Max AfriNIC Region AS path length visible:                       13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    8
Number of AfriNIC addresses announced to Internet:              2472192
    Equivalent to 0 /8s, 37 /16s and 185 /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         606       2155     455  SINET-AS Research Organization of Infor
  7497         435        214      25  CSTNET-AS-AP Computer Network Informati
  1237         185         74     135  KREONET-AS-KR KISTI, KR
  7575         179        330     125  AARNET-AS-AP Australian Academic and Re
 58647         164         18       2  KAGAWAU-AS Kagawa University, JP
  4538         125       4192      72  ERX-CERNET-BKB China Education and Rese
 55824         114         18      11  NKN-CORE-NW NKN Core Network, IN
  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/TENET/data-ASnet-APNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  7896         241         51       7  NU-AS, US
   376         234        180     158  RISQ-AS, CA
   668         206        698     178  DNIC-AS-00668, US
  5786         201         16       1  UPRENET, PR
  2152         158        507      88  CSUNET-NW, US
 18558         137         18       4  NETBLK-RCOEK, US
   270         117        297      87  AS270, US
 23024         114          7      17  OCDE, US
  2920         108         34       6  LACOE, US
 21976          86         51      18  NJEDGE-NET, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1103          98       1520      85  SURFNET-NL SURFnet, The Netherlands, NL
  1653          52        151      49  SUNET SUNET Swedish University Network,
  1741          43        183      22  FUNETAS, FI
   288          26          5      26  ESA Robert Bosch Strasse 5, DE
   513          20         87      19  CERN, CH
  3267          20         67      17  RUNNET, RU
  8674          16          2      11  NETNOD-IX Netnod Internet Exchange Sver
   224          13        256      13  UNINETT UNINETT, The Norwegian Universi
 29384          13          3       9  QATAR-FOUNDATION, QA
 47862          13          1       5  ANKABUT, AE

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  1916         179        207      41  Associacao Rede Nacional de Ensino e Pe
 28391         152         10      66  Universidad Juarez Autonoma de Tabasco,
 11340          93         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 
 19611          44         17       2  Associacao Antonio Vieira - Unisinos, B
  4270          42         16       1  Red de Interconexion Universitaria, AR
 61468          41          3      15  CEDIA, EC
 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/TENET/data-ASnet-LACNIC

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2018         337        319      74  TENET-1, ZA
327687         134         28       3  RENU, UG
 36914          96         82       3  KENET-AS, KE
  8094          55         48       4  PUKNET, ZA
327700          39         16       1  MoRENet, MZ
 37215          32          8       1  MAREN, MW
 37182          12          8       1  TERNET, TZ
 37501          11         49       6  UOFS, ZA
 36982           8         33       8  UCT, ZA
 31960           5          1       1  EMUNET, MZ

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  2907         606       2155     455  SINET-AS Research Organization of Infor
  7497         435        214      25  CSTNET-AS-AP Computer Network Informati
  2018         337        319      74  TENET-1, ZA
  7896         241         51       7  NU-AS, US
   376         234        180     158  RISQ-AS, CA
   668         206        698     178  DNIC-AS-00668, US
  5786         201         16       1  UPRENET, PR
  1237         185         74     135  KREONET-AS-KR KISTI, KR
  1916         179        207      41  Associacao Rede Nacional de Ensino e Pe
  7575         179        330     125  AARNET-AS-AP Australian Academic and Re

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

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

   ASN  No of nets  Net Savings  Description
  7497         435          410  CSTNET-AS-AP Computer Network Information Cente
  2018         337          263  TENET-1, ZA
  7896         241          234  NU-AS, US
  5786         201          200  UPRENET, PR
 58647         164          162  KAGAWAU-AS Kagawa University, JP
  1916         179          138  Associacao Rede Nacional de Ensino e Pesquisa, 
 18558         137          133  NETBLK-RCOEK, US
327687         134          131  RENU, UG
 55824         114          103  NKN-CORE-NW NKN Core Network, IN
  2920         108          102  LACOE, US

Complete listing at https://bgp.nsrc.org/REN/TENET/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
     65248  PRIVATE      134.171.169.0/24         11340  Red Universitaria Nacional, 
     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

Complete listing at https://bgp.nsrc.org/REN/TENET/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/TENET/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
205.166.145.0/24     Origin:    394784  UNASSIGNED
                    Transit:     40831  PHS, US

Complete listing at https://bgp.nsrc.org/REN/TENET/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       /12:9       
/13:16      /14:31      /15:90      /16:1516    /17:338     /18:380     
/19:498     /20:787     /21:733     /22:1144    /23:1306    /24:9093    
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

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

   ASN  No of nets  Total ann.  Description
 36914          83          96  KENET-AS, KE
 23024          53         114  OCDE, US
327700          33          39  MoRENet, MZ
 28614          32          38  Fundacao Universidade Regional de Blumenau, BR
 25977          31          45  HCCS, US
263282          30          37  FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
 18632          29          55  VOLCANO-VISION, US
 27609          29          45  USC-UNIVERSITY-HOSPITAL, US
 32440          29          44  LONI, US
 40326          29          33  ECKERD-COLLEGE, US

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

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

   1:5         6:4         8:2        12:1        14:84       18:41     
  23:9        24:6        35:2        38:9        40:1        41:144    
  42:25       44:3        45:49       46:1        47:1        49:10     
  50:4        52:1        58:1        59:20       60:4        61:3      
  62:1        63:38       64:50       65:5        66:53       67:44     
  68:9        69:21       71:1        72:11       74:20       76:32     
  77:4        80:3        81:1        82:2        84:2        85:13     
  86:9        87:1        89:2        91:11       92:1        93:1      
  95:1        96:5        97:1        98:2       101:2       102:6      
 103:282     104:81      106:1       107:16      108:12      109:6      
 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      128:78      129:166     130:95      131:88      132:60     
 133:137     134:94      136:193     137:138     138:10      139:5      
 140:49      141:1       142:44      143:37      144:52      146:125    
 147:59      148:154     149:13      150:38      151:10      152:76     
 153:1       154:24      155:49      156:64      157:25      158:45     
 159:116     160:25      161:34      162:26      163:64      164:23     
 165:64      166:1       167:16      168:130     169:10      170:66     
 171:1       172:2       173:7       175:31      176:8       177:10     
 179:12      180:21      181:11      182:6       184:6       185:9      
 186:3       187:18      188:3       189:6       190:48      191:36     
 192:1077    193:30      194:53      195:1       196:174     197:5      
 198:516     199:273     200:255     201:39      202:628     203:425    
 204:360     205:182     206:190     207:172     208:62      209:119    
 210:184     211:14      212:2       213:2       214:7       216:79     
 217:1       218:26      219:8       220:16      222:4       223:2      


End of report


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