[REN-BGP-stats-all] Global R&E Routing Table Report - AARNET (Brisbane) view

REN Routing Table Report cscora at frr.nsrc.org
Thu Dec 2 21:13:22 UTC 2021


Global R&E Routing Table Report   21:10 GMT Thu 02 Dec, 2021

  BGP Table (Global) as seen at AARNET (Brisbane).

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

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

BGP routing table entries examined:                              881192
    Prefixes after maximum aggregation (per Origin AS):          333354
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      421405
Total ASes present in the Internet Routing Table:                 72345
    Prefixes per ASN:                                             12.18
Origin-only ASes present in the Internet Routing Table:           62151
Origin ASes announcing only one prefix:                           25595
Transit ASes present in the Internet Routing Table:               10194
Transit-only ASes present in the Internet Routing Table:            374
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      54
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1189
    Number of instances of unregistered ASNs:                      1191
Number of 32-bit ASNs allocated by the RIRs:                      37963
Number of 32-bit ASNs visible in the Routing Table:               31462
Prefixes from 32-bit ASNs in the Routing Table:                  146039
Number of bogon 32-bit ASNs visible in the Routing Table:            48
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            864
Number of addresses announced to Internet:                   3073776640
    Equivalent to 183 /8s, 54 /16s and 28 /24s
    Percentage of available address space announced:               83.0
    Percentage of allocated address space announced:               83.0
    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:      297290

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

Prefixes being announced by APNIC Region ASes:                   231749
    Total APNIC prefixes after maximum aggregation:               64451
    APNIC Deaggregation factor:                                    3.60
Prefixes being announced from the APNIC address blocks:          227225
    Unique aggregates announced from the APNIC address blocks:    92675
APNIC Region origin ASes present in the Internet Routing Table:   12043
    APNIC Prefixes per ASN:                                       18.87
APNIC Region origin ASes announcing only one prefix:               3433
APNIC Region transit ASes present in the Internet Routing Table:   1672
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7266
Number of APNIC addresses announced to Internet:              773621248
    Equivalent to 46 /8s, 28 /16s and 134 /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:                    256286
    Total ARIN prefixes after maximum aggregation:               118154
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255935
    Unique aggregates announced from the ARIN address blocks:    122094
ARIN Region origin ASes present in the Internet Routing Table:    18937
    ARIN Prefixes per ASN:                                        13.52
ARIN Region origin ASes announcing only one prefix:                6857
ARIN Region transit ASes present in the Internet Routing Table:    1934
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4233
Number of ARIN addresses announced to Internet:              1301181440
    Equivalent to 77 /8s, 142 /16s and 116 /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:                    251479
    Total RIPE prefixes after maximum aggregation:               117613
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           247623
    Unique aggregates announced from the RIPE address blocks:    147005
RIPE Region origin ASes present in the Internet Routing Table:    28161
    RIPE Prefixes per ASN:                                         8.79
RIPE Region origin ASes announcing only one prefix:               12135
RIPE Region transit ASes present in the Internet Routing Table:    3928
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10564
Number of RIPE addresses announced to Internet:               713669120
    Equivalent to 42 /8s, 137 /16s and 186 /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:                  113278
    Total LACNIC prefixes after maximum aggregation:              27073
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         114116
    Unique aggregates announced from the LACNIC address blocks:   47565
LACNIC Region origin ASes present in the Internet Routing Table:  10811
    LACNIC Prefixes per ASN:                                      10.56
LACNIC Region origin ASes announcing only one prefix:              2622
LACNIC Region transit ASes present in the Internet Routing Table:  2150
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        54
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8490
Number of LACNIC addresses announced to Internet:             176412672
    Equivalent to 10 /8s, 131 /16s and 216 /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:                  27211
    Total AfriNIC prefixes after maximum aggregation:              5293
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         35428
    Unique aggregates announced from the AfriNIC address blocks:  11281
AfriNIC Region origin ASes present in the Internet Routing Table:  1580
    AfriNIC Prefixes per ASN:                                     22.42
AfriNIC Region origin ASes announcing only one prefix:              548
AfriNIC Region transit ASes present in the Internet Routing Table:  321
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  909
Number of AfriNIC addresses announced to Internet:            108345600
    Equivalent to 6 /8s, 117 /16s and 57 /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
  9808        8741       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5856        787     677  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4628       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3588       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3484       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3240       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11374     575  KIXS-AS-KR Korea Telecom, KR
  9498        2188        476     239  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2136       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2122        429     203  TATACOMM-AS TATA Communications formerl

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        6016      10012    2574  AMAZON-02, US
 11492        4593        304     819  CABLEONE, US
 22773        4020       3068     374  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3687       1899    2562  AKAMAI-AS, US
  6327        3389       1318      63  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2605        374     132  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2526       5043     435  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2237       3033     502  CHARTER-20115, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 47331        7935       1061    3413  TTNET, TR
 12479        6850       1733     150  UNI2-AS, ES
 20940        3873       3197     554  AKAMAI-ASN1, NL
  8551        3453        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2909       2279     899  ROSTELECOM-AS, RU
  9009        2571        264    1350  M247, GB
 34984        2203        355     599  TELLCOM-AS, TR
 58224        1754        918     575  TCI, IR
 61317        1636        213     922  ASDETUK www.heficed.com, GB

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10497       3450     583  Uninet S.A. de C.V., MX
 10620        3254        491     829  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1625        286     457  Mega Cable, S.A. de C.V., MX
  6503        1435        355     522  Axtel, S.A.B. de C.V., MX
 28573        1374       2317     261  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1145       2351     141  TIM SA, BR
  6147        1089        370      21  Telefonica del Peru S.A.A., PE
 11664         980        189     441  Techtel LMDS Comunicaciones Interactiva

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1631        393      21  LINKdotNET-AS, EG
 24835        1483        499      32  RAYA-AS, EG
 36992        1287       1430     268  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         827         68      12  ORANGE-COTE-IVOIRE, CI
 36935         701        523      44  Vodafone-, EG
  6713         613       1863      34  IAM-AS, MA
 15399         517         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ
 23889         428        232      16  MauritiusTelecom, MU

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       10497       3450     583  Uninet S.A. de C.V., MX
  9808        8741       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        7935       1061    3413  TTNET, TR
 12479        6850       1733     150  UNI2-AS, ES
 16509        6016      10012    2574  AMAZON-02, US
  7545        5856        787     677  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4628       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4593        304     819  CABLEONE, US
 22773        4020       3068     374  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US

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

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

   ASN  No of nets  Net Savings  Description
  9808        8741         8693  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6850         6700  UNI2-AS, ES
  7545        5856         5179  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4628         4555  ERX-CERNET-BKB China Education and Research Net
 47331        7935         4522  TTNET, TR
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4593         3774  CABLEONE, US
 22773        4020         3646  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3588         3569  VIETEL-AS-AP Viettel Group, VN
 16509        6016         3442  AMAZON-02, US

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

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

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24              174  COGENT-174, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US
     32306  UNALLOCATED  8.46.80.0/24              3356  LEVEL3, US

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

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

Prefix                Origin AS  Description
0.0.0.0/0                  7575  AARNET-AS-AP Australian Academic and Research N
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE

Complete listing at https://bgp.nsrc.org/REN/AARNET/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        /8:16       /9:13      /10:41      /11:99      /12:306     
/13:596     /14:1211    /15:2078    /16:13566   /17:8298    /18:13924   
/19:25244   /20:43249   /21:51932   /22:108171  /23:95154   /24:517293  
/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
 47331        7136        7935  TTNET, TR
 12479        5781        6850  UNI2-AS, ES
  8151        4323       10497  Uninet S.A. de C.V., MX
 11492        3546        4593  CABLEONE, US
  6327        3199        3389  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        2990        4020  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2917        3453  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2260        2605  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1897      2:1020      3:147       4:18        5:3710      6:100    
   7:5         8:1523      9:1        11:172      12:1702     13:408    
  14:2294     15:133      16:32       17:374      18:130      20:142    
  21:4        22:188      23:5318     24:2372     25:4        27:2625   
  29:19       31:2376     32:104      34:1        35:48       36:1728   
  37:3920     38:2381     39:659      40:150      41:3894     42:1055   
  43:2094     44:296      45:15677    46:3692     47:321      49:1633   
  50:1886     51:104      52:1346     54:290      55:713      56:4      
  57:59       58:1791     59:1114     60:940      61:2251     62:2408   
  63:1955     64:5413     65:2348     66:4931     67:2928     68:1174   
  69:4146     70:1343     71:684      72:3097     74:2619     75:1501   
  76:711      77:2142     78:3825     79:2706     80:1884     81:1630   
  82:1403     83:1175     84:1301     85:3555     86:698      87:1891   
  88:2611     89:3120     90:480      91:7495     92:1884     93:2583   
  94:3217     95:4506     96:1294     97:342      98:984      99:899    
 100:76      101:1069    102:1836    103:27520   104:4087    105:429    
 106:847     107:2380    108:755     109:4013    110:2067    111:3091   
 112:1967    113:1477    114:1549    115:2120    116:1868    117:2479   
 118:2311    119:1879    120:1581    121:1074    122:2540    123:2166   
 124:1540    125:2063    128:1390    129:1113    130:916     131:2078   
 132:782     133:364     134:1920    135:292     136:790     137:1002   
 138:2468    139:1217    140:816     141:1319    142:1228    143:1368   
 144:1255    145:330     146:1705    147:1468    148:2249    149:1578   
 150:862     151:1067    152:1649    153:520     154:3362    155:1361   
 156:1835    157:1197    158:988     159:2023    160:2330    161:1274   
 162:3413    163:1183    164:1672    165:1520    166:614     167:1706   
 168:3650    169:688     170:4293    171:809     172:2866    173:3050   
 174:1004    175:1150    176:3425    177:4524    178:3011    179:1969   
 180:2332    181:2644    182:3124    183:1922    184:2413    185:19093  
 186:4263    187:3516    188:3496    189:3093    190:8813    191:1332   
 192:11031   193:8458    194:6903    195:4959    196:2923    197:2351   
 198:6002    199:6006    200:7405    201:5543    202:10540   203:10213  
 204:4513    205:3378    206:3823    207:3380    208:4006    209:4636   
 210:4255    211:2432    212:3891    213:3409    214:1150    215:62     
 216:6412    217:2617    218:1212    219:596     220:2046    221:986    
 222:854     223:2065   

End of report


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