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

REN Routing Table Report cscora at frr.nsrc.org
Wed Dec 1 21:13:17 UTC 2021


Global R&E Routing Table Report   21:10 GMT Wed 01 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:                              882142
    Prefixes after maximum aggregation (per Origin AS):          333318
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      421746
Total ASes present in the Internet Routing Table:                 72464
    Prefixes per ASN:                                             12.17
Origin-only ASes present in the Internet Routing Table:           62233
Origin ASes announcing only one prefix:                           25636
Transit ASes present in the Internet Routing Table:               10231
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:              1191
    Number of instances of unregistered ASNs:                      1193
Number of 32-bit ASNs allocated by the RIRs:                      37954
Number of 32-bit ASNs visible in the Routing Table:               31549
Prefixes from 32-bit ASNs in the Routing Table:                  146198
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:            862
Number of addresses announced to Internet:                   3074006528
    Equivalent to 183 /8s, 57 /16s and 158 /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:      297459

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

Prefixes being announced by APNIC Region ASes:                   232467
    Total APNIC prefixes after maximum aggregation:               64597
    APNIC Deaggregation factor:                                    3.60
Prefixes being announced from the APNIC address blocks:          227929
    Unique aggregates announced from the APNIC address blocks:    93055
APNIC Region origin ASes present in the Internet Routing Table:   12157
    APNIC Prefixes per ASN:                                       18.75
APNIC Region origin ASes announcing only one prefix:               3462
APNIC Region transit ASes present in the Internet Routing Table:   1708
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:   7355
Number of APNIC addresses announced to Internet:              773801472
    Equivalent to 46 /8s, 31 /16s and 70 /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:                    256232
    Total ARIN prefixes after maximum aggregation:               118126
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255814
    Unique aggregates announced from the ARIN address blocks:    122060
ARIN Region origin ASes present in the Internet Routing Table:    18938
    ARIN Prefixes per ASN:                                        13.51
ARIN Region origin ASes announcing only one prefix:                6852
ARIN Region transit ASes present in the Internet Routing Table:    1937
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:    4232
Number of ARIN addresses announced to Internet:              1301142784
    Equivalent to 77 /8s, 141 /16s and 221 /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:                    251551
    Total RIPE prefixes after maximum aggregation:               117580
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           247728
    Unique aggregates announced from the RIPE address blocks:    146994
RIPE Region origin ASes present in the Internet Routing Table:    28168
    RIPE Prefixes per ASN:                                         8.79
RIPE Region origin ASes announcing only one prefix:               12142
RIPE Region transit ASes present in the Internet Routing Table:    3930
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:   10568
Number of RIPE addresses announced to Internet:               713784576
    Equivalent to 42 /8s, 139 /16s and 125 /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:                  113397
    Total LACNIC prefixes after maximum aggregation:              26962
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114287
    Unique aggregates announced from the LACNIC address blocks:   47592
LACNIC Region origin ASes present in the Internet Routing Table:  10810
    LACNIC Prefixes per ASN:                                      10.57
LACNIC Region origin ASes announcing only one prefix:              2631
LACNIC Region transit ASes present in the Internet Routing Table:  2148
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:  8488
Number of LACNIC addresses announced to Internet:             176362240
    Equivalent to 10 /8s, 131 /16s and 19 /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:                  27304
    Total AfriNIC prefixes after maximum aggregation:              5281
    AfriNIC Deaggregation factor:                                  5.17
Prefixes being announced from the AfriNIC address blocks:         35521
    Unique aggregates announced from the AfriNIC address blocks:  11262
AfriNIC Region origin ASes present in the Internet Routing Table:  1577
    AfriNIC Prefixes per ASN:                                     22.52
AfriNIC Region origin ASes announcing only one prefix:              549
AfriNIC Region transit ASes present in the Internet Routing Table:  318
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:  906
Number of AfriNIC addresses announced to Internet:            108369408
    Equivalent to 6 /8s, 117 /16s and 150 /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        8736       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5856        787     677  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4627       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3594       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3483       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3234       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11374     575  KIXS-AS-KR Korea Telecom, KR
  9498        2187        476     239  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2136       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2123        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        6030      10016    2581  AMAZON-02, US
 11492        4593        304     819  CABLEONE, US
 22773        4021       3068     374  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3692       1902    2567  AKAMAI-AS, US
  6327        3389       1318      63  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2603        374     135  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    3414  TTNET, TR
 12479        6890       1733     150  UNI2-AS, ES
 20940        3870       3197     556  AKAMAI-ASN1, NL
  8551        3454        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2908       2279     898  ROSTELECOM-AS, RU
  9009        2573        264    1352  M247, GB
 34984        2204        355     600  TELLCOM-AS, TR
 58224        1754        918     575  TCI, IR
 61317        1649        214     929  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       10492       3450     581  Uninet S.A. de C.V., MX
 10620        3255        491     825  Telmex Colombia S.A., CO
 11830        2464        369      62  Instituto Costarricense de Electricidad
 13999        1626        286     457  Mega Cable, S.A. de C.V., MX
  6503        1495        358     476  Axtel, S.A.B. de C.V., MX
 28573        1369       2317     261  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1145       2351     141  TIM SA, BR
  6147        1088        369      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        1628        393      21  LINKdotNET-AS, EG
 24835        1550        499      32  RAYA-AS, EG
 36992        1287       1430     268  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         825         68      11  ORANGE-COTE-IVOIRE, CI
 36935         704        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         517         50      31  WANANCHI-, KE
 37342         468         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       10492       3450     581  Uninet S.A. de C.V., MX
  9808        8736       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        7935       1061    3414  TTNET, TR
 12479        6890       1733     150  UNI2-AS, ES
 16509        6030      10016    2581  AMAZON-02, US
  7545        5856        787     677  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4627       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4593        304     819  CABLEONE, US
 22773        4021       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        8736         8688  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6890         6740  UNI2-AS, ES
  7545        5856         5179  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4627         4554  ERX-CERNET-BKB China Education and Research Net
 47331        7935         4521  TTNET, TR
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4593         3774  CABLEONE, US
 22773        4021         3647  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3594         3575  VIETEL-AS-AP Viettel Group, VN
 16509        6030         3449  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     
/13:597     /14:1211    /15:2078    /16:13567   /17:8287    /18:13924   
/19:25262   /20:43294   /21:51934   /22:108292  /23:95223   /24:517997  
/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        5821        6890  UNI2-AS, ES
  8151        4321       10492  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        2991        4021  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2918        3454  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2258        2603  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1896      2:1031      3:147       4:18        5:3710      6:100    
   7:5         8:1526      9:1        11:172      12:1704     13:412    
  14:2288     15:133      16:32       17:374      18:130      20:142    
  21:4        22:188      23:5310     24:2371     25:4        27:2642   
  29:19       31:2379     32:104      34:1        35:48       36:1722   
  37:3914     38:2379     39:659      40:150      41:3897     42:1047   
  43:2109     44:296      45:15702    46:3691     47:322      49:1630   
  50:1884     51:104      52:1346     54:290      55:733      56:4      
  57:59       58:1792     59:1116     60:940      61:2253     62:2411   
  63:1954     64:5413     65:2349     66:4932     67:2927     68:1172   
  69:4148     70:1343     71:684      72:3097     74:2619     75:1501   
  76:711      77:2136     78:3826     79:2704     80:1882     81:1629   
  82:1409     83:1175     84:1303     85:3570     86:701      87:1895   
  88:2609     89:3122     90:487      91:7506     92:1889     93:2574   
  94:3212     95:4511     96:1294     97:342      98:983      99:899    
 100:76      101:1069    102:1828    103:27794   104:4087    105:429    
 106:846     107:2379    108:754     109:4009    110:2067    111:3095   
 112:1959    113:1477    114:1548    115:2119    116:1882    117:2489   
 118:2315    119:1893    120:1581    121:1074    122:2540    123:2169   
 124:1537    125:2062    128:1386    129:1112    130:918     131:2033   
 132:785     133:364     134:1918    135:287     136:789     137:1006   
 138:2469    139:1220    140:844     141:1320    142:1225    143:1368   
 144:1256    145:331     146:1707    147:1467    148:2255    149:1578   
 150:862     151:1066    152:1656    153:520     154:3368    155:1362   
 156:1843    157:1194    158:988     159:2024    160:2323    161:1274   
 162:3409    163:1183    164:1671    165:1520    166:614     167:1704   
 168:3645    169:688     170:4300    171:809     172:2862    173:3047   
 174:1004    175:1150    176:3430    177:4522    178:3013    179:1987   
 180:2344    181:2639    182:3127    183:1920    184:2412    185:19097  
 186:4270    187:3586    188:3497    189:3144    190:8827    191:1325   
 192:11034   193:8450    194:6905    195:4962    196:2938    197:2344   
 198:6009    199:5998    200:7430    201:5540    202:10627   203:10240  
 204:4511    205:3377    206:3820    207:3379    208:4007    209:4634   
 210:4251    211:2432    212:3889    213:3398    214:1158    215:62     
 216:6408    217:2610    218:1211    219:596     220:2060    221:988    
 222:855     223:2083   

End of report


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