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

REN Routing Table Report cscora at frr.nsrc.org
Tue Jan 11 21:13:10 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Tue 11 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:                              886560
    Prefixes after maximum aggregation (per Origin AS):          332859
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      424909
Total ASes present in the Internet Routing Table:                 72604
    Prefixes per ASN:                                             12.21
Origin-only ASes present in the Internet Routing Table:           62350
Origin ASes announcing only one prefix:                           25674
Transit ASes present in the Internet Routing Table:               10254
Transit-only ASes present in the Internet Routing Table:            375
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:              1112
    Number of instances of unregistered ASNs:                      1116
Number of 32-bit ASNs allocated by the RIRs:                      38269
Number of 32-bit ASNs visible in the Routing Table:               31827
Prefixes from 32-bit ASNs in the Routing Table:                  148345
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:            575
Number of addresses announced to Internet:                   3074024448
    Equivalent to 183 /8s, 57 /16s and 228 /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:      299128

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

Prefixes being announced by APNIC Region ASes:                   233678
    Total APNIC prefixes after maximum aggregation:               65096
    APNIC Deaggregation factor:                                    3.59
Prefixes being announced from the APNIC address blocks:          228572
    Unique aggregates announced from the APNIC address blocks:    93513
APNIC Region origin ASes present in the Internet Routing Table:   12247
    APNIC Prefixes per ASN:                                       18.66
APNIC Region origin ASes announcing only one prefix:               3482
APNIC Region transit ASes present in the Internet Routing Table:   1712
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:   7445
Number of APNIC addresses announced to Internet:              774080768
    Equivalent to 46 /8s, 35 /16s and 137 /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:                    257422
    Total ARIN prefixes after maximum aggregation:               118477
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257272
    Unique aggregates announced from the ARIN address blocks:    122601
ARIN Region origin ASes present in the Internet Routing Table:    18930
    ARIN Prefixes per ASN:                                        13.59
ARIN Region origin ASes announcing only one prefix:                6857
ARIN Region transit ASes present in the Internet Routing Table:    1925
Average ARIN Region AS path length visible:                         4.2
    Max ARIN Region AS path length visible:                         251
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4276
Number of ARIN addresses announced to Internet:              1300525824
    Equivalent to 77 /8s, 132 /16s and 115 /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:                    252719
    Total RIPE prefixes after maximum aggregation:               116160
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           249281
    Unique aggregates announced from the RIPE address blocks:    148371
RIPE Region origin ASes present in the Internet Routing Table:    28176
    RIPE Prefixes per ASN:                                         8.85
RIPE Region origin ASes announcing only one prefix:               12119
RIPE Region transit ASes present in the Internet Routing Table:    3926
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10601
Number of RIPE addresses announced to Internet:               713889792
    Equivalent to 42 /8s, 141 /16s and 24 /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:                  114160
    Total LACNIC prefixes after maximum aggregation:              27151
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         114935
    Unique aggregates announced from the LACNIC address blocks:   48464
LACNIC Region origin ASes present in the Internet Routing Table:  10908
    LACNIC Prefixes per ASN:                                      10.54
LACNIC Region origin ASes announcing only one prefix:              2673
LACNIC Region transit ASes present in the Internet Routing Table:  2194
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8590
Number of LACNIC addresses announced to Internet:             176617728
    Equivalent to 10 /8s, 134 /16s and 249 /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:                  27469
    Total AfriNIC prefixes after maximum aggregation:              5297
    AfriNIC Deaggregation factor:                                  5.19
Prefixes being announced from the AfriNIC address blocks:         35924
    Unique aggregates announced from the AfriNIC address blocks:  11447
AfriNIC Region origin ASes present in the Internet Routing Table:  1579
    AfriNIC Prefixes per ASN:                                     22.75
AfriNIC Region origin ASes announcing only one prefix:              543
AfriNIC Region transit ASes present in the Internet Routing Table:  316
Average AfriNIC Region AS path length visible:                      5.1
    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:            108538368
    Equivalent to 6 /8s, 120 /16s and 42 /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        8732       8913      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5841        786     675  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4655       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3608       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3491       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3426       1880      58  VNPT-AS-VN VNPT Corp, VN
  4766        2264      11119     586  KIXS-AS-KR Korea Telecom, KR
  9498        2220        474     229  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2163       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2117        429     199  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        6091      10132    2631  AMAZON-02, US
 11492        4596        304     773  CABLEONE, US
 22773        4037       3058     388  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3676       1894    2568  AKAMAI-AS, US
  6327        3357       1318      62  SHAW, CA
   749        2889      50784    2145  DNIC-AS-00749, US
 30036        2607        374     127  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2508       5042     429  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2248       3035     508  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        6920       1692      17  TTNET, TR
 12479        6827       1730     150  UNI2-AS, ES
 20940        3861       3194     541  AKAMAI-ASN1, NL
  8551        3548        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2923       2284     901  ROSTELECOM-AS, RU
  9009        2481        253    1303  M247, GB
 34984        2215        357     602  TELLCOM-AS, TR
 58224        1777        925     589  TCI, IR
 47331        1764        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       10637       3460     576  Uninet S.A. de C.V., MX
 10620        3439        519     714  Telmex Colombia S.A., CO
 11830        2465        369      62  Instituto Costarricense de Electricidad
 13999        1638        283     461  Mega Cable, S.A. de C.V., MX
  6503        1441        355     525  Axtel, S.A.B. de C.V., MX
 28573        1379       2326     253  CLARO S.A., BR
  3816        1245        658     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1146       2350     138  TIM SA, BR
  6147        1090        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        1630        393      21  LINKdotNET-AS, EG
 24835        1547        515      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         871         68      12  ORANGE-COTE-IVOIRE, CI
 36935         686        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         518         50      33  WANANCHI-, KE
 37342         469         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       10637       3460     576  Uninet S.A. de C.V., MX
  9808        8732       8913      41  CHINAMOBILE-CN China Mobile Communicati
  9121        6920       1692      17  TTNET, TR
 12479        6827       1730     150  UNI2-AS, ES
 16509        6091      10132    2631  AMAZON-02, US
  7545        5841        786     675  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4655       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4596        304     773  CABLEONE, US
 22773        4037       3058     388  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        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        8732         8691  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6920         6903  TTNET, TR
 12479        6827         6677  UNI2-AS, ES
  7545        5841         5166  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4655         4582  ERX-CERNET-BKB China Education and Research Net
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4596         3823  CABLEONE, US
 22773        4037         3649  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3608         3589  VIETEL-AS-AP Viettel Group, VN
  8551        3548         3509  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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            22442  HOU-PHONOSCOPE, 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     
/13:593     /14:1210    /15:2071    /16:13574   /17:8336    /18:13896   
/19:25207   /20:43373   /21:52097   /22:108469  /23:95379   /24:521879  
/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        6057        6920  TTNET, TR
 12479        5776        6827  UNI2-AS, ES
  8151        4451       10637  Uninet S.A. de C.V., MX
 11492        3532        4596  CABLEONE, US
  6327        3169        3357  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
  8551        3012        3548  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        3003        4037  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2262        2607  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1885      2:992       3:153       4:7         5:3695      6:102    
   7:5         8:1529      9:1        11:172      12:1704     13:410    
  14:2355     15:142      16:37       17:373      18:127      20:146    
  21:4        22:188      23:5380     24:2375     25:4        27:2663   
  29:19       31:2410     32:103      34:1        35:49       36:1731   
  37:3924     38:2467     39:727      40:151      41:3883     42:1073   
  43:2118     44:295      45:16007    46:3856     47:302      49:1612   
  50:1907     51:106      52:1348     54:289      55:734      56:8      
  57:59       58:1815     59:1124     60:951      61:2254     62:2421   
  63:1938     64:5402     65:2324     66:4917     67:2954     68:1185   
  69:4169     70:1339     71:682      72:3066     74:2626     75:1514   
  76:717      77:2151     78:3803     79:2881     80:1913     81:1651   
  82:1437     83:1197     84:1318     85:3580     86:689      87:1895   
  88:2621     89:3133     90:495      91:7516     92:1884     93:2586   
  94:3262     95:4503     96:1312     97:344      98:987      99:863    
 100:75      101:1060    102:1876    103:28082   104:4107    105:460    
 106:840     107:2423    108:746     109:4152    110:2050    111:3133   
 112:1952    113:1483    114:1540    115:2128    116:1868    117:2508   
 118:2321    119:1893    120:1625    121:1058    122:2511    123:2151   
 124:1563    125:2061    128:1389    129:1148    130:915     131:2086   
 132:788     133:367     134:1928    135:285     136:851     137:1004   
 138:2495    139:1233    140:871     141:1332    142:1240    143:1429   
 144:1231    145:334     146:1756    147:1468    148:2235    149:1681   
 150:866     151:1080    152:1780    153:523     154:3622    155:1367   
 156:1848    157:1214    158:999     159:2009    160:2387    161:1258   
 162:3420    163:1191    164:1663    165:1541    166:620     167:1707   
 168:3691    169:689     170:4324    171:817     172:2957    173:3047   
 174:1015    175:1141    176:3460    177:4570    178:3028    179:2016   
 180:2360    181:2828    182:3169    183:1924    184:2411    185:19203  
 186:4287    187:3538    188:3789    189:3167    190:8927    191:1304   
 192:10995   193:8487    194:6951    195:4980    196:2920    197:2381   
 198:5972    199:5981    200:7457    201:5688    202:10530   203:10222  
 204:4518    205:3401    206:3815    207:3369    208:3999    209:4603   
 210:4267    211:2446    212:3897    213:3381    214:1163    215:64     
 216:6406    217:2628    218:1221    219:583     220:2051    221:983    
 222:864     223:2120   

End of report


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