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

REN Routing Table Report cscora at frr.nsrc.org
Wed Oct 20 21:13:08 UTC 2021


Global R&E Routing Table Report   21:10 GMT Wed 20 Oct, 2021

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

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

BGP routing table entries examined:                              872097
    Prefixes after maximum aggregation (per Origin AS):          330867
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      419352
Total ASes present in the Internet Routing Table:                 72171
    Prefixes per ASN:                                             12.08
Origin-only ASes present in the Internet Routing Table:           62006
Origin ASes announcing only one prefix:                           25523
Transit ASes present in the Internet Routing Table:               10165
Transit-only ASes present in the Internet Routing Table:            352
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:              1220
    Number of instances of unregistered ASNs:                      1222
Number of 32-bit ASNs allocated by the RIRs:                      37569
Number of 32-bit ASNs visible in the Routing Table:               31204
Prefixes from 32-bit ASNs in the Routing Table:                  143013
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            431
Number of addresses announced to Internet:                   3072237312
    Equivalent to 183 /8s, 30 /16s and 159 /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:      294404

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

Prefixes being announced by APNIC Region ASes:                   228341
    Total APNIC prefixes after maximum aggregation:               64004
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          224111
    Unique aggregates announced from the APNIC address blocks:    92383
APNIC Region origin ASes present in the Internet Routing Table:   12018
    APNIC Prefixes per ASN:                                       18.65
APNIC Region origin ASes announcing only one prefix:               3410
APNIC Region transit ASes present in the Internet Routing Table:   1694
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:   7210
Number of APNIC addresses announced to Internet:              773520896
    Equivalent to 46 /8s, 26 /16s and 254 /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:                    254660
    Total ARIN prefixes after maximum aggregation:               117465
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254338
    Unique aggregates announced from the ARIN address blocks:    121748
ARIN Region origin ASes present in the Internet Routing Table:    18916
    ARIN Prefixes per ASN:                                        13.45
ARIN Region origin ASes announcing only one prefix:                6858
ARIN Region transit ASes present in the Internet Routing Table:    1929
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4167
Number of ARIN addresses announced to Internet:              1301474816
    Equivalent to 77 /8s, 146 /16s and 238 /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:                    249766
    Total RIPE prefixes after maximum aggregation:               116626
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           246090
    Unique aggregates announced from the RIPE address blocks:    146207
RIPE Region origin ASes present in the Internet Routing Table:    28085
    RIPE Prefixes per ASN:                                         8.76
RIPE Region origin ASes announcing only one prefix:               12088
RIPE Region transit ASes present in the Internet Routing Table:    3912
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:   10480
Number of RIPE addresses announced to Internet:               712225536
    Equivalent to 42 /8s, 115 /16s and 179 /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:                  111374
    Total LACNIC prefixes after maximum aggregation:              26756
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         112270
    Unique aggregates announced from the LACNIC address blocks:   47438
LACNIC Region origin ASes present in the Internet Routing Table:  10786
    LACNIC Prefixes per ASN:                                      10.41
LACNIC Region origin ASes announcing only one prefix:              2618
LACNIC Region transit ASes present in the Internet Routing Table:  2120
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        54
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8454
Number of LACNIC addresses announced to Internet:             176495360
    Equivalent to 10 /8s, 133 /16s and 27 /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:                  26736
    Total AfriNIC prefixes after maximum aggregation:              5223
    AfriNIC Deaggregation factor:                                  5.12
Prefixes being announced from the AfriNIC address blocks:         34856
    Unique aggregates announced from the AfriNIC address blocks:  11204
AfriNIC Region origin ASes present in the Internet Routing Table:  1564
    AfriNIC Prefixes per ASN:                                     22.29
AfriNIC Region origin ASes announcing only one prefix:              549
AfriNIC Region transit ASes present in the Internet Routing Table:  317
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:  893
Number of AfriNIC addresses announced to Internet:            108212224
    Equivalent to 6 /8s, 115 /16s and 48 /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        8456       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5834        786     678  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3865       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3624       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3504       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3046       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2254      11374     574  KIXS-AS-KR Korea Telecom, KR
  9498        2164        472     238  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2129        429     203  TATACOMM-AS TATA Communications formerl
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C

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        5789       9984    2535  AMAZON-02, US
 11492        4669        309     788  CABLEONE, US
 22773        4093       3081     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3642       1883    2537  AKAMAI-AS, US
  6327        3370       1318      68  SHAW, CA
   749        2666      50722    1922  DNIC-AS-00749, US
 30036        2584        373     195  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2531       5028     449  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2242      24166    1431  ATT-INTERNET4, 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        8218       1094    3297  TTNET, TR
 12479        6863       1726     143  UNI2-AS, ES
 20940        3881       3197     559  AKAMAI-ASN1, NL
  8551        3292        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2900       2283     896  ROSTELECOM-AS, RU
  9009        2504        259    1322  M247, GB
 34984        2241        358     603  TELLCOM-AS, TR
 58224        1692        902     581  TCI, IR
 61317        1654        224     910  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        8565       3461     576  Uninet S.A. de C.V., MX
 10620        3415        520     713  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1646        303     457  Mega Cable, S.A. de C.V., MX
  6503        1522        359     477  Axtel, S.A.B. de C.V., MX
 28573        1427       2307     250  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1126       2351     135  TIM SA, BR
  6147        1090        369      22  Telefonica del Peru S.A.A., PE
 11172         956        111      69  Alestra, S. de R.L. de C.V., MX

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        1637        393      21  LINKdotNET-AS, EG
 24835        1551        503      32  RAYA-AS, EG
 36992        1287       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         812         68      11  ORANGE-COTE-IVOIRE, CI
 36935         635        523      44  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         514         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ
  2018         344        319      73  TENET-1, ZA

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        8565       3461     576  Uninet S.A. de C.V., MX
  9808        8456       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8218       1094    3297  TTNET, TR
 12479        6863       1726     143  UNI2-AS, ES
  7545        5834        786     678  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5789       9984    2535  AMAZON-02, US
 11492        4669        309     788  CABLEONE, US
 22773        4093       3081     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3881       3197     559  AKAMAI-ASN1, NL

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        8456         8408  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6863         6720  UNI2-AS, ES
  7545        5834         5156  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8218         4921  TTNET, TR
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4669         3881  CABLEONE, US
  4538        3865         3792  ERX-CERNET-BKB China Education and Research Net
 22773        4093         3711  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3624         3605  VIETEL-AS-AP Viettel Group, VN
  7713        3504         3448  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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
    398418  UNALLOCATED  8.2.200.0/24              2914  NTT-COMMUNICATIONS-2914, US
     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
     23061  UNALLOCATED  8.39.119.0/24             3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             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
23.132.208.0/24      Origin:      7850  CITYLINKFIBER, US
23.132.208.0/24     Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:       174  COGENT-174, US
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW

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      /12:305     
/13:597     /14:1212    /15:2080    /16:13591   /17:8249    /18:13911   
/19:25242   /20:42376   /21:51246   /22:107373  /23:94055   /24:511690  
/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        7388        8218  TTNET, TR
 12479        5826        6863  UNI2-AS, ES
 11492        3609        4669  CABLEONE, US
  6327        3179        3370  SHAW, CA
  8151        3121        8565  Uninet S.A. de C.V., MX
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3013        4093  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2756        3292  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2238        2584  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1909      2:1050      3:145       4:19        5:3656      6:85     
   7:5         8:1522      9:1        11:172      12:1715     13:401    
  14:2247     15:115      16:24       17:372      18:122      20:126    
  21:4        22:188      23:5205     24:2414     25:2        27:2622   
  29:19       31:2361     32:103      34:1        35:47       36:1671   
  37:3908     38:2305     39:604      40:152      41:3832     42:1044   
  43:2080     44:293      45:15540    46:3655     47:320      48:1      
  49:1635     50:1837     51:100      52:1298     54:284      55:737    
  56:4        57:59       58:1798     59:1091     60:933      61:2167   
  62:2340     63:1960     64:5376     65:2362     66:4914     67:2889   
  68:1166     69:4110     70:1357     71:685      72:3163     74:2637   
  75:1495     76:695      77:2041     78:3874     79:2645     80:1859   
  81:1655     82:1374     83:1165     84:1292     85:3617     86:716    
  87:1879     88:2692     89:3069     90:505      91:7398     92:1832   
  93:2569     94:3134     95:4525     96:1290     97:347      98:967    
  99:951     100:75      101:1056    102:1734    103:27368   104:4052   
 105:439     106:826     107:2380    108:734     109:3872    110:1939   
 111:3069    112:1948    113:1295    114:1511    115:2114    116:1858   
 117:2429    118:2263    119:1879    120:1538    121:1061    122:2521   
 123:2166    124:1543    125:1928    128:1410    129:1190    130:906    
 131:2063    132:777     133:364     134:1877    135:317     136:788    
 137:1005    138:2436    139:1219    140:821     141:1286    142:1196   
 143:1387    144:1265    145:326     146:1557    147:1440    148:2242   
 149:1486    150:842     151:1089    152:1661    153:508     154:3113   
 155:1368    156:1770    157:1182    158:1001    159:2051    160:2350   
 161:1244    162:3351    163:1114    164:1654    165:1476    166:584    
 167:1696    168:3640    169:690     170:4339    171:807     172:2771   
 173:2971    174:1004    175:1138    176:3345    177:4549    178:3017   
 179:1949    180:2329    181:2681    182:3084    183:1908    184:2414   
 185:18971   186:4241    187:3177    188:3453    189:2914    190:8730   
 191:1314    192:10857   193:8399    194:6858    195:4889    196:2908   
 197:2166    198:6026    199:5936    200:7346    201:5351    202:10418  
 203:10248   204:4519    205:3385    206:3788    207:3370    208:3999   
 209:4738    210:4200    211:2364    212:3779    213:3381    214:1162   
 215:62      216:6381    217:2630    218:1195    219:569     220:2004   
 221:976     222:838     223:1957   

End of report


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