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

REN Routing Table Report cscora at frr.nsrc.org
Sat Oct 30 21:13:35 UTC 2021


Global R&E Routing Table Report   21:10 GMT Sat 30 Oct, 2021

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

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

BGP routing table entries examined:                              875635
    Prefixes after maximum aggregation (per Origin AS):          331706
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      420051
Total ASes present in the Internet Routing Table:                 72208
    Prefixes per ASN:                                             12.13
Origin-only ASes present in the Internet Routing Table:           62037
Origin ASes announcing only one prefix:                           25515
Transit ASes present in the Internet Routing Table:               10171
Transit-only ASes present in the Internet Routing Table:            358
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:                      37699
Number of 32-bit ASNs visible in the Routing Table:               31247
Prefixes from 32-bit ASNs in the Routing Table:                  143689
Number of bogon 32-bit ASNs visible in the Routing Table:            42
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            448
Number of addresses announced to Internet:                   3072319488
    Equivalent to 183 /8s, 31 /16s and 224 /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:      296226

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

Prefixes being announced by APNIC Region ASes:                   229025
    Total APNIC prefixes after maximum aggregation:               64281
    APNIC Deaggregation factor:                                    3.56
Prefixes being announced from the APNIC address blocks:          224622
    Unique aggregates announced from the APNIC address blocks:    92555
APNIC Region origin ASes present in the Internet Routing Table:   12053
    APNIC Prefixes per ASN:                                       18.64
APNIC Region origin ASes announcing only one prefix:               3424
APNIC Region transit ASes present in the Internet Routing Table:   1696
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:   7247
Number of APNIC addresses announced to Internet:              773575680
    Equivalent to 46 /8s, 27 /16s and 212 /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:                    255106
    Total ARIN prefixes after maximum aggregation:               117726
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255033
    Unique aggregates announced from the ARIN address blocks:    122153
ARIN Region origin ASes present in the Internet Routing Table:    18926
    ARIN Prefixes per ASN:                                        13.48
ARIN Region origin ASes announcing only one prefix:                6848
ARIN Region transit ASes present in the Internet Routing Table:    1928
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:    4178
Number of ARIN addresses announced to Internet:              1301713408
    Equivalent to 77 /8s, 150 /16s and 146 /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:                    250375
    Total RIPE prefixes after maximum aggregation:               116779
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           246574
    Unique aggregates announced from the RIPE address blocks:    146256
RIPE Region origin ASes present in the Internet Routing Table:    28085
    RIPE Prefixes per ASN:                                         8.78
RIPE Region origin ASes announcing only one prefix:               12084
RIPE Region transit ASes present in the Internet Routing Table:    3921
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10474
Number of RIPE addresses announced to Internet:               712250624
    Equivalent to 42 /8s, 116 /16s and 21 /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:                  113162
    Total LACNIC prefixes after maximum aggregation:              26912
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         114048
    Unique aggregates announced from the LACNIC address blocks:   47441
LACNIC Region origin ASes present in the Internet Routing Table:  10786
    LACNIC Prefixes per ASN:                                      10.57
LACNIC Region origin ASes announcing only one prefix:              2617
LACNIC Region transit ASes present in the Internet Routing Table:  2121
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:  8457
Number of LACNIC addresses announced to Internet:             176405760
    Equivalent to 10 /8s, 131 /16s and 189 /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:                  26776
    Total AfriNIC prefixes after maximum aggregation:              5236
    AfriNIC Deaggregation factor:                                  5.11
Prefixes being announced from the AfriNIC address blocks:         34909
    Unique aggregates announced from the AfriNIC address blocks:  11256
AfriNIC Region origin ASes present in the Internet Routing Table:  1563
    AfriNIC Prefixes per ASN:                                     22.33
AfriNIC Region origin ASes announcing only one prefix:              542
AfriNIC Region transit ASes present in the Internet Routing Table:  313
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:  891
Number of AfriNIC addresses announced to Internet:            108087296
    Equivalent to 6 /8s, 113 /16s and 72 /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        8552       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5837        786     679  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3833       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3595       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3498       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3047       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2254      11374     574  KIXS-AS-KR Korea Telecom, KR
  9498        2169        472     237  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2124        429     203  TATACOMM-AS TATA Communications formerl
 45090        2120       1197      71  TENCENT-NET-AP Shenzhen Tencent Compute

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        5839       9990    2549  AMAZON-02, US
 11492        4643        307     802  CABLEONE, US
 22773        4063       3074     373  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 16625        3654       1886    2545  AKAMAI-AS, US
  6327        3372       1318      68  SHAW, CA
   749        2876      50735    2132  DNIC-AS-00749, US
 30036        2594        375     164  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2522       5027     442  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2248      24164    1434  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        8226       1096    3301  TTNET, TR
 12479        6876       1726     143  UNI2-AS, ES
 20940        3903       3198     560  AKAMAI-ASN1, NL
  8551        3292        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2903       2283     897  ROSTELECOM-AS, RU
  9009        2506        259    1324  M247, GB
 34984        2238        358     602  TELLCOM-AS, TR
 58224        1696        903     577  TCI, IR
 61317        1676        223     935  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       10587       3461     578  Uninet S.A. de C.V., MX
 10620        3251        492     815  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1638        288     453  Mega Cable, S.A. de C.V., MX
  6503        1530        359     472  Axtel, S.A.B. de C.V., MX
 28573        1431       2310     256  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1132       2351     137  TIM SA, BR
  6147        1101        370      22  Telefonica del Peru S.A.A., PE
 11664         958        187     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        1636        393      21  LINKdotNET-AS, EG
 24835        1552        503      33  RAYA-AS, EG
 36992        1272       1414     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         812         68      11  ORANGE-COTE-IVOIRE, CI
 36935         670        523      44  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         515         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       10587       3461     578  Uninet S.A. de C.V., MX
  9808        8552       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        8226       1096    3301  TTNET, TR
 12479        6876       1726     143  UNI2-AS, ES
 16509        5839       9990    2549  AMAZON-02, US
  7545        5837        786     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4643        307     802  CABLEONE, US
 22773        4063       3074     373  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3903       3198     560  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        8552         8504  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6876         6733  UNI2-AS, ES
  7545        5837         5158  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8226         4925  TTNET, TR
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4643         3841  CABLEONE, US
  4538        3833         3760  ERX-CERNET-BKB China Education and Research Net
 22773        4063         3690  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3595         3576  VIETEL-AS-AP Viettel Group, VN
  7713        3498         3441  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
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:       174  COGENT-174, US
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:       174  COGENT-174, US
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     Transit:       174  COGENT-174, US

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     /14:1210    /15:2081    /16:13579   /17:8238    /18:13871   
/19:25249   /20:42703   /21:51475   /22:107489  /23:94776   /24:513892  
/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        7394        8226  TTNET, TR
 12479        5840        6876  UNI2-AS, ES
  8151        4387       10587  Uninet S.A. de C.V., MX
 11492        3597        4643  CABLEONE, US
  6327        3181        3372  SHAW, CA
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        3004        4063  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2756        3292  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2247        2594  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      2:1055      3:145       4:19        5:3662      6:100    
   7:5         8:1525      9:1        11:172      12:1714     13:406    
  14:2249     15:119      16:25       17:371      18:123      20:130    
  21:4        22:188      23:5245     24:2408     25:2        27:2618   
  29:19       31:2377     32:103      34:1        35:47       36:1663   
  37:3910     38:2341     39:610      40:150      41:3828     42:1041   
  43:2087     44:291      45:15603    46:3712     47:321      49:1656   
  50:1852     51:100      52:1317     54:281      55:740      56:4      
  57:59       58:1774     59:1100     60:935      61:2232     62:2349   
  63:1955     64:5429     65:2360     66:4939     67:2895     68:1167   
  69:4092     70:1354     71:685      72:3158     74:2632     75:1497   
  76:699      77:2061     78:3877     79:2591     80:1865     81:1651   
  82:1373     83:1172     84:1297     85:3607     86:713      87:1877   
  88:2694     89:3097     90:499      91:7447     92:1836     93:2575   
  94:3158     95:4527     96:1294     97:348      98:976      99:933    
 100:75      101:1050    102:1774    103:27478   104:4062    105:437    
 106:825     107:2387    108:739     109:3925    110:1945    111:3079   
 112:1961    113:1327    114:1514    115:2109    116:1854    117:2427   
 118:2271    119:1880    120:1571    121:1063    122:2522    123:2163   
 124:1539    125:1941    128:1405    129:1107    130:913     131:2058   
 132:780     133:364     134:1899    135:318     136:791     137:1000   
 138:2434    139:1217    140:830     141:1291    142:1217    143:1372   
 144:1271    145:327     146:1567    147:1466    148:2254    149:1479   
 150:840     151:1094    152:1662    153:511     154:3228    155:1353   
 156:1800    157:1179    158:983     159:2051    160:2314    161:1257   
 162:3360    163:1118    164:1658    165:1495    166:593     167:1694   
 168:3643    169:687     170:4342    171:804     172:2780    173:3002   
 174:1006    175:1137    176:3372    177:4514    178:3022    179:1957   
 180:2339    181:2621    182:3104    183:1917    184:2418    185:18990  
 186:4255    187:3488    188:3576    189:3077    190:8723    191:1316   
 192:10977   193:8411    194:6860    195:4891    196:2878    197:2170   
 198:6078    199:5974    200:7373    201:5628    202:10431   203:10204  
 204:4504    205:3384    206:3805    207:3377    208:4008    209:4730   
 210:4203    211:2430    212:3798    213:3395    214:1154    215:64     
 216:6399    217:2622    218:1197    219:566     220:2007    221:976    
 222:846     223:1966   

End of report


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