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

REN Routing Table Report cscora at frr.nsrc.org
Sun Dec 19 21:13:06 UTC 2021


Global R&E Routing Table Report   21:10 GMT Sun 19 Dec, 2021

  BGP Table (Global) as seen at AARNET (Brisbane).

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

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

BGP routing table entries examined:                              883588
    Prefixes after maximum aggregation (per Origin AS):          332514
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      423923
Total ASes present in the Internet Routing Table:                 72475
    Prefixes per ASN:                                             12.19
Origin-only ASes present in the Internet Routing Table:           62205
Origin ASes announcing only one prefix:                           25684
Transit ASes present in the Internet Routing Table:               10270
Transit-only ASes present in the Internet Routing Table:            367
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:               926
    Number of instances of unregistered ASNs:                       928
Number of 32-bit ASNs allocated by the RIRs:                      38132
Number of 32-bit ASNs visible in the Routing Table:               31662
Prefixes from 32-bit ASNs in the Routing Table:                  147073
Number of bogon 32-bit ASNs visible in the Routing Table:            40
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            831
Number of addresses announced to Internet:                   3072830720
    Equivalent to 183 /8s, 39 /16s and 173 /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:      297666

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

Prefixes being announced by APNIC Region ASes:                   232981
    Total APNIC prefixes after maximum aggregation:               64896
    APNIC Deaggregation factor:                                    3.59
Prefixes being announced from the APNIC address blocks:          227857
    Unique aggregates announced from the APNIC address blocks:    93233
APNIC Region origin ASes present in the Internet Routing Table:   12163
    APNIC Prefixes per ASN:                                       18.73
APNIC Region origin ASes announcing only one prefix:               3467
APNIC Region transit ASes present in the Internet Routing Table:   1717
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         27
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7361
Number of APNIC addresses announced to Internet:              772882944
    Equivalent to 46 /8s, 17 /16s and 66 /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:                    257019
    Total ARIN prefixes after maximum aggregation:               118366
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           256490
    Unique aggregates announced from the ARIN address blocks:    122258
ARIN Region origin ASes present in the Internet Routing Table:    18927
    ARIN Prefixes per ASN:                                        13.55
ARIN Region origin ASes announcing only one prefix:                6857
ARIN Region transit ASes present in the Internet Routing Table:    1926
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:    4257
Number of ARIN addresses announced to Internet:              1300901376
    Equivalent to 77 /8s, 138 /16s and 46 /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:                    251768
    Total RIPE prefixes after maximum aggregation:               116094
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           248205
    Unique aggregates announced from the RIPE address blocks:    148308
RIPE Region origin ASes present in the Internet Routing Table:    28177
    RIPE Prefixes per ASN:                                         8.81
RIPE Region origin ASes announcing only one prefix:               12156
RIPE Region transit ASes present in the Internet Routing Table:    3934
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10588
Number of RIPE addresses announced to Internet:               713809152
    Equivalent to 42 /8s, 139 /16s and 221 /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:                  113552
    Total LACNIC prefixes after maximum aggregation:              27210
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         114316
    Unique aggregates announced from the LACNIC address blocks:   47694
LACNIC Region origin ASes present in the Internet Routing Table:  10868
    LACNIC Prefixes per ASN:                                      10.52
LACNIC Region origin ASes announcing only one prefix:              2661
LACNIC Region transit ASes present in the Internet Routing Table:  2188
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:  8545
Number of LACNIC addresses announced to Internet:             176245504
    Equivalent to 10 /8s, 129 /16s and 75 /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:                  27342
    Total AfriNIC prefixes after maximum aggregation:              5259
    AfriNIC Deaggregation factor:                                  5.20
Prefixes being announced from the AfriNIC address blocks:         35888
    Unique aggregates announced from the AfriNIC address blocks:  11682
AfriNIC Region origin ASes present in the Internet Routing Table:  1576
    AfriNIC Prefixes per ASN:                                     22.77
AfriNIC Region origin ASes announcing only one prefix:              543
AfriNIC Region transit ASes present in the Internet Routing Table:  318
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  911
Number of AfriNIC addresses announced to Internet:            108431104
    Equivalent to 6 /8s, 118 /16s and 135 /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        8747       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5833        787     676  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4651       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3589       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3482       1022      55  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3249       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2238      11118     574  KIXS-AS-KR Korea Telecom, KR
  9498        2217        475     237  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2136       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2123        429     204  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        6042      10081    2590  AMAZON-02, US
 11492        4580        303     821  CABLEONE, US
 22773        4037       3058     393  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3660       1884    2546  AKAMAI-AS, US
  6327        3390       1318      64  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2605        374     135  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2522       5043     431  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2238       3033     504  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
 12479        6847       1733     150  UNI2-AS, ES
  9121        6764       1692      17  TTNET, TR
 20940        3859       3196     546  AKAMAI-ASN1, NL
  8551        3374        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2911       2280     891  ROSTELECOM-AS, RU
  9009        2611        275    1394  M247, GB
 34984        2203        355     599  TELLCOM-AS, TR
 47331        1883        304    1436  TTNET, TR
 58224        1770        921     576  TCI, IR

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       10567       3450     581  Uninet S.A. de C.V., MX
 10620        3258        491     828  Telmex Colombia S.A., CO
 11830        2466        369      62  Instituto Costarricense de Electricidad
 13999        1637        283     461  Mega Cable, S.A. de C.V., MX
  6503        1437        355     523  Axtel, S.A.B. de C.V., MX
 28573        1376       2324     258  CLARO S.A., BR
  3816        1244        657     147  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1140       2350     138  TIM SA, BR
  6147        1091        370      21  Telefonica del Peru S.A.A., PE
 11664         993        190     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        1626        393      21  LINKdotNET-AS, EG
 24835        1546        499      32  RAYA-AS, EG
 36992        1293       1462     267  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         852         68      11  ORANGE-COTE-IVOIRE, CI
 36935         685        521      39  Vodafone-, EG
  6713         613       1863      34  IAM-AS, MA
 15399         515         50      32  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       10567       3450     581  Uninet S.A. de C.V., MX
  9808        8747       8995      48  CHINAMOBILE-CN China Mobile Communicati
 12479        6847       1733     150  UNI2-AS, ES
  9121        6764       1692      17  TTNET, TR
 16509        6042      10081    2590  AMAZON-02, US
  7545        5833        787     676  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4651       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4580        303     821  CABLEONE, US
 22773        4037       3058     393  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        8747         8699  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6764         6747  TTNET, TR
 12479        6847         6697  UNI2-AS, ES
  7545        5833         5157  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4651         4578  ERX-CERNET-BKB China Education and Research Net
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4580         3759  CABLEONE, US
 22773        4037         3644  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3589         3570  VIETEL-AS-AP Viettel Group, VN
 16509        6042         3452  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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:      1299  TWELVE99 Twelve99, Telia Carrier, SE

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

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:41      /11:99      /12:304     
/13:592     /14:1208    /15:2072    /16:13570   /17:8330    /18:13938   
/19:25263   /20:43324   /21:52115   /22:108381  /23:95281   /24:519040  
/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        5933        6764  TTNET, TR
 12479        5782        6847  UNI2-AS, ES
  8151        4391       10567  Uninet S.A. de C.V., MX
 11492        3533        4580  CABLEONE, US
  6327        3199        3390  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3003        4037  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2838        3374  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2260        2605  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1887      2:1011      3:148       4:18        5:3678      6:102    
   7:5         8:1516      9:1        11:172      12:1700     13:408    
  14:2298     15:135      16:34       17:373      18:130      20:143    
  21:4        22:188      23:5348     24:2353     25:2        27:2646   
  29:19       31:2422     32:103      34:1        35:49       36:1729   
  37:3903     38:2415     39:713      40:149      41:3889     42:1042   
  43:2115     44:296      45:16015    46:3719     47:299      49:1608   
  50:1894     51:106      52:1348     54:288      55:739      56:4      
  57:59       58:1797     59:1118     60:947      61:2246     62:2413   
  63:1944     64:5422     65:2332     66:4932     67:2940     68:1182   
  69:4144     70:1339     71:683      72:3064     74:2618     75:1505   
  76:711      77:2128     78:3815     79:2620     80:1902     81:1641   
  82:1412     83:1192     84:1320     85:3562     86:694      87:1910   
  88:2623     89:3098     90:493      91:7525     92:1884     93:2570   
  94:3248     95:4516     96:1293     97:344      98:986      99:879    
 100:75      101:1065    102:1863    103:27867   104:4090    105:442    
 106:844     107:2408    108:748     109:4016    110:2066    111:3115   
 112:1935    113:1453    114:1564    115:2126    116:1852    117:2490   
 118:2306    119:1896    120:1593    121:1041    122:2517    123:2153   
 124:1549    125:2050    128:1397    129:1121    130:905     131:2080   
 132:789     133:365     134:1925    135:288     136:845     137:1009   
 138:2469    139:1221    140:855     141:1331    142:1234    143:1393   
 144:1224    145:331     146:1739    147:1439    148:2237    149:1573   
 150:876     151:1075    152:1671    153:522     154:3564    155:1359   
 156:1876    157:1218    158:992     159:2017    160:2369    161:1267   
 162:3412    163:1190    164:1652    165:1555    166:621     167:1714   
 168:3640    169:687     170:4297    171:815     172:2925    173:3043   
 174:1004    175:1154    176:3435    177:4504    178:3019    179:1991   
 180:2339    181:2669    182:3157    183:1936    184:2417    185:19153  
 186:4270    187:3493    188:3493    189:3126    190:8862    191:1315   
 192:11028   193:8486    194:6942    195:4983    196:2924    197:2340   
 198:5992    199:5970    200:7435    201:5689    202:10558   203:10194  
 204:4504    205:3400    206:3819    207:3360    208:3997    209:4600   
 210:4251    211:2414    212:3932    213:3372    214:1153    215:64     
 216:6403    217:2631    218:1212    219:585     220:2057    221:986    
 222:849     223:2106   

End of report


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