[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view

REN Routing Table Report cscora at frr.nsrc.org
Mon Jan 3 21:13:21 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Mon 03 Jan, 2022

  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:                              885326
    Prefixes after maximum aggregation (per Origin AS):          332743
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      424167
Total ASes present in the Internet Routing Table:                 72532
    Prefixes per ASN:                                             12.21
Origin-only ASes present in the Internet Routing Table:           62269
Origin ASes announcing only one prefix:                           25672
Transit ASes present in the Internet Routing Table:               10263
Transit-only ASes present in the Internet Routing Table:            365
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     251
    Max AS path prepend of ASN ( 21299)                             245
Prefixes from unregistered ASNs in the Routing Table:               907
    Number of instances of unregistered ASNs:                       911
Number of 32-bit ASNs allocated by the RIRs:                      38223
Number of 32-bit ASNs visible in the Routing Table:               31768
Prefixes from 32-bit ASNs in the Routing Table:                  147827
Number of bogon 32-bit ASNs visible in the Routing Table:            42
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            701
Number of addresses announced to Internet:                   3073943552
    Equivalent to 183 /8s, 56 /16s and 168 /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:      298531

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

Prefixes being announced by APNIC Region ASes:                   233483
    Total APNIC prefixes after maximum aggregation:               65075
    APNIC Deaggregation factor:                                    3.59
Prefixes being announced from the APNIC address blocks:          228325
    Unique aggregates announced from the APNIC address blocks:    93438
APNIC Region origin ASes present in the Internet Routing Table:   12229
    APNIC Prefixes per ASN:                                       18.67
APNIC Region origin ASes announcing only one prefix:               3490
APNIC Region transit ASes present in the Internet Routing Table:   1719
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7426
Number of APNIC addresses announced to Internet:              774084096
    Equivalent to 46 /8s, 35 /16s and 150 /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:                    257079
    Total ARIN prefixes after maximum aggregation:               118378
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           256798
    Unique aggregates announced from the ARIN address blocks:    122403
ARIN Region origin ASes present in the Internet Routing Table:    18920
    ARIN Prefixes per ASN:                                        13.57
ARIN Region origin ASes announcing only one prefix:                6844
ARIN Region transit ASes present in the Internet Routing Table:    1927
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                         251
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4260
Number of ARIN addresses announced to Internet:              1300552192
    Equivalent to 77 /8s, 132 /16s and 218 /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:                    252625
    Total RIPE prefixes after maximum aggregation:               116076
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           249015
    Unique aggregates announced from the RIPE address blocks:    148351
RIPE Region origin ASes present in the Internet Routing Table:    28158
    RIPE Prefixes per ASN:                                         8.84
RIPE Region origin ASes announcing only one prefix:               12123
RIPE Region transit ASes present in the Internet Routing Table:    3928
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10592
Number of RIPE addresses announced to Internet:               713725952
    Equivalent to 42 /8s, 138 /16s and 152 /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:                  113757
    Total LACNIC prefixes after maximum aggregation:              27248
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         114524
    Unique aggregates announced from the LACNIC address blocks:   47790
LACNIC Region origin ASes present in the Internet Routing Table:  10892
    LACNIC Prefixes per ASN:                                      10.51
LACNIC Region origin ASes announcing only one prefix:              2669
LACNIC Region transit ASes present in the Internet Routing Table:  2196
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:  8575
Number of LACNIC addresses announced to Internet:             176515840
    Equivalent to 10 /8s, 133 /16s and 107 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  27475
    Total AfriNIC prefixes after maximum aggregation:              5291
    AfriNIC Deaggregation factor:                                  5.19
Prefixes being announced from the AfriNIC address blocks:         35962
    Unique aggregates announced from the AfriNIC address blocks:  11554
AfriNIC Region origin ASes present in the Internet Routing Table:  1580
    AfriNIC Prefixes per ASN:                                     22.76
AfriNIC Region origin ASes announcing only one prefix:              546
AfriNIC Region transit ASes present in the Internet Routing Table:  319
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  915
Number of AfriNIC addresses announced to Internet:            108622080
    Equivalent to 6 /8s, 121 /16s and 113 /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        5834        787     676  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4656       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3608       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3482       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3253       1880      58  VNPT-AS-VN VNPT Corp, VN
  4766        2264      11118     586  KIXS-AS-KR Korea Telecom, KR
  9498        2217        475     232  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2163       1438      79  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        6065      10133    2601  AMAZON-02, US
 11492        4571        303     813  CABLEONE, US
 22773        4032       3057     388  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3682       1897    2573  AKAMAI-AS, US
  6327        3390       1318      64  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2604        374     139  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2518       5043     431  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2242       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
  9121        6905       1692      17  TTNET, TR
 12479        6850       1733     150  UNI2-AS, ES
 20940        3872       3195     542  AKAMAI-ASN1, NL
  8551        3430        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2923       2284     901  ROSTELECOM-AS, RU
  9009        2566        263    1367  M247, GB
 34984        2215        357     600  TELLCOM-AS, TR
 58224        1776        924     579  TCI, IR
 47331        1762        278    1336  TTNET, TR

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       3452     579  Uninet S.A. de C.V., MX
 10620        3259        490     840  Telmex Colombia S.A., CO
 11830        2466        369      62  Instituto Costarricense de Electricidad
 13999        1638        283     461  Mega Cable, S.A. de C.V., MX
  6503        1441        355     523  Axtel, S.A.B. de C.V., MX
 28573        1379       2325     256  CLARO S.A., BR
  3816        1245        658     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1146       2350     138  TIM SA, BR
  6147        1089        369      21  Telefonica del Peru S.A.A., PE
 11664         994        191     443  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        1548        499      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         852         68      12  ORANGE-COTE-IVOIRE, CI
 36935         687        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         519         50      33  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       10587       3452     579  Uninet S.A. de C.V., MX
  9808        8741       8995      48  CHINAMOBILE-CN China Mobile Communicati
  9121        6905       1692      17  TTNET, TR
 12479        6850       1733     150  UNI2-AS, ES
 16509        6065      10133    2601  AMAZON-02, US
  7545        5834        787     676  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4656       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4571        303     813  CABLEONE, US
 22773        4032       3057     388  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
  9121        6905         6888  TTNET, TR
 12479        6850         6700  UNI2-AS, ES
  7545        5834         5158  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4656         4583  ERX-CERNET-BKB China Education and Research Net
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4571         3758  CABLEONE, US
 22773        4032         3644  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3608         3589  VIETEL-AS-AP Viettel Group, VN
 16509        6065         3464  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 the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

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

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      /11:100     /12:305     
/13:594     /14:1211    /15:2072    /16:13570   /17:8332    /18:13956   
/19:25282   /20:43330   /21:52078   /22:108365  /23:95352   /24:520708  
/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
  9121        6045        6905  TTNET, TR
 12479        5795        6850  UNI2-AS, ES
  8151        4407       10587  Uninet S.A. de C.V., MX
 11492        3524        4571  CABLEONE, US
  6327        3199        3390  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3002        4032  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2894        3430  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2259        2604  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1886      2:989       3:150       4:7         5:3696      6:101    
   7:5         8:1535      9:1        11:172      12:1702     13:409    
  14:2310     15:136      16:34       17:373      18:130      20:143    
  21:4        22:188      23:5381     24:2352     25:4        27:2651   
  29:19       31:2436     32:103      34:1        35:49       36:1728   
  37:3904     38:2457     39:712      40:149      41:3902     42:1056   
  43:2124     44:296      45:16012    46:3853     47:303      49:1606   
  50:1902     51:106      52:1349     54:290      55:733      56:7      
  57:59       58:1813     59:1122     60:948      61:2265     62:2424   
  63:1941     64:5415     65:2332     66:4935     67:2947     68:1185   
  69:4144     70:1337     71:683      72:3059     74:2628     75:1505   
  76:711      77:2151     78:3819     79:2763     80:1905     81:1647   
  82:1422     83:1194     84:1317     85:3569     86:693      87:1895   
  88:2620     89:3134     90:493      91:7535     92:1890     93:2585   
  94:3272     95:4526     96:1290     97:344      98:987      99:878    
 100:75      101:1062    102:1900    103:27983   104:4090    105:461    
 106:845     107:2413    108:748     109:3916    110:2049    111:3135   
 112:1944    113:1447    114:1540    115:2122    116:1865    117:2506   
 118:2313    119:1890    120:1593    121:1056    122:2519    123:2154   
 124:1556    125:2071    128:1389    129:1131    130:905     131:2080   
 132:784     133:367     134:1927    135:284     136:842     137:999    
 138:2476    139:1232    140:866     141:1315    142:1234    143:1421   
 144:1229    145:334     146:1761    147:1460    148:2232    149:1658   
 150:862     151:1081    152:1769    153:522     154:3633    155:1364   
 156:1854    157:1209    158:998     159:2011    160:2348    161:1282   
 162:3433    163:1196    164:1648    165:1537    166:617     167:1712   
 168:3672    169:689     170:4332    171:821     172:2923    173:3042   
 174:1005    175:1140    176:3446    177:4510    178:3025    179:2022   
 180:2365    181:2722    182:3166    183:1914    184:2410    185:19195  
 186:4270    187:3497    188:3785    189:3134    190:8895    191:1315   
 192:11003   193:8489    194:6952    195:4992    196:2897    197:2383   
 198:5986    199:5969    200:7452    201:5683    202:10538   203:10236  
 204:4510    205:3398    206:3821    207:3352    208:4002    209:4616   
 210:4264    211:2451    212:3915    213:3367    214:1151    215:64     
 216:6404    217:2628    218:1216    219:584     220:2050    221:983    
 222:849     223:2115   

End of report


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