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

REN Routing Table Report cscora at frr.nsrc.org
Thu Sep 23 21:13:10 UTC 2021


Global R&E Routing Table Report   21:10 GMT Thu 23 Sep, 2021

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

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

BGP routing table entries examined:                              867948
    Prefixes after maximum aggregation (per Origin AS):          327934
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      415632
Total ASes present in the Internet Routing Table:                 72022
    Prefixes per ASN:                                             12.05
Origin-only ASes present in the Internet Routing Table:           61905
Origin ASes announcing only one prefix:                           25505
Transit ASes present in the Internet Routing Table:               10117
Transit-only ASes present in the Internet Routing Table:            347
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      38
    Max AS path prepend of ASN (141827)                              33
Prefixes from unregistered ASNs in the Routing Table:              1203
    Number of instances of unregistered ASNs:                      1208
Number of 32-bit ASNs allocated by the RIRs:                      37297
Number of 32-bit ASNs visible in the Routing Table:               30994
Prefixes from 32-bit ASNs in the Routing Table:                  141721
Number of bogon 32-bit ASNs visible in the Routing Table:            51
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            466
Number of addresses announced to Internet:                   3065815040
    Equivalent to 182 /8s, 188 /16s and 160 /24s
    Percentage of available address space announced:               82.8
    Percentage of allocated address space announced:               82.8
    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:      293253

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

Prefixes being announced by APNIC Region ASes:                   227803
    Total APNIC prefixes after maximum aggregation:               63826
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          223563
    Unique aggregates announced from the APNIC address blocks:    91570
APNIC Region origin ASes present in the Internet Routing Table:   11959
    APNIC Prefixes per ASN:                                       18.69
APNIC Region origin ASes announcing only one prefix:               3399
APNIC Region transit ASes present in the Internet Routing Table:   1665
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7137
Number of APNIC addresses announced to Internet:              772632320
    Equivalent to 46 /8s, 13 /16s and 111 /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, 131072-147769
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:                    252506
    Total ARIN prefixes after maximum aggregation:               115509
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           252300
    Unique aggregates announced from the ARIN address blocks:    120316
ARIN Region origin ASes present in the Internet Routing Table:    18898
    ARIN Prefixes per ASN:                                        13.35
ARIN Region origin ASes announcing only one prefix:                6875
ARIN Region transit ASes present in the Internet Routing Table:    1939
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:    4117
Number of ARIN addresses announced to Internet:              1297113600
    Equivalent to 77 /8s, 80 /16s and 98 /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:                    248818
    Total RIPE prefixes after maximum aggregation:               116040
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           245057
    Unique aggregates announced from the RIPE address blocks:    145156
RIPE Region origin ASes present in the Internet Routing Table:    28040
    RIPE Prefixes per ASN:                                         8.74
RIPE Region origin ASes announcing only one prefix:               12054
RIPE Region transit ASes present in the Internet Routing Table:    3897
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10419
Number of RIPE addresses announced to Internet:               711581696
    Equivalent to 42 /8s, 105 /16s and 224 /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:                  111167
    Total LACNIC prefixes after maximum aggregation:              26568
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         112116
    Unique aggregates announced from the LACNIC address blocks:   47166
LACNIC Region origin ASes present in the Internet Routing Table:  10789
    LACNIC Prefixes per ASN:                                      10.39
LACNIC Region origin ASes announcing only one prefix:              2643
LACNIC Region transit ASes present in the Internet Routing Table:  2126
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8452
Number of LACNIC addresses announced to Internet:             176466688
    Equivalent to 10 /8s, 132 /16s and 171 /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:                  26451
    Total AfriNIC prefixes after maximum aggregation:              5188
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         34445
    Unique aggregates announced from the AfriNIC address blocks:  11011
AfriNIC Region origin ASes present in the Internet Routing Table:  1533
    AfriNIC Prefixes per ASN:                                     22.47
AfriNIC Region origin ASes announcing only one prefix:              534
AfriNIC Region transit ASes present in the Internet Routing Table:  307
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  869
Number of AfriNIC addresses announced to Internet:            107685376
    Equivalent to 6 /8s, 107 /16s and 38 /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        8343       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5819        786     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3857       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3647       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3510       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        2907       1897      56  VNPT-AS-VN VNPT Corp, VN
  9498        2363        502     238  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2246      11373     572  KIXS-AS-KR Korea Telecom, KR
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
  4755        2114        437     193  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        5596       9751    2477  AMAZON-02, US
 11492        4686        310     749  CABLEONE, US
 22773        4040       3042     317  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3949        264      32  VIASAT-SP-BACKBONE, US
 16625        3588       1851    2499  AKAMAI-AS, US
  6327        3367       1318      65  SHAW, CA
 30036        2591        374     166  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2530       5028     451  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2241       3032     504  CHARTER-20115, US
  7018        2227      24173    1426  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        8251       1097    3287  TTNET, TR
 12479        6888       1726     143  UNI2-AS, ES
 20940        3828       3197     558  AKAMAI-ASN1, NL
  8551        3288        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3269        187      23  ALJAWWALSTC-AS, SA
 12389        2881       2279     894  ROSTELECOM-AS, RU
  9009        2537        264    1351  M247, GB
 34984        2230        358     602  TELLCOM-AS, TR
 61317        1736        268     946  ASDETUK www.heficed.com, GB
 58224        1643        892     572  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        8449       3455     576  Uninet S.A. de C.V., MX
 10620        3420        522     683  Telmex Colombia S.A., CO
 11830        2497        369      62  Instituto Costarricense de Electricidad
 13999        1695        373     462  Mega Cable, S.A. de C.V., MX
  6503        1515        359     477  Axtel, S.A.B. de C.V., MX
 28573        1452       2306     233  CLARO S.A., BR
  3816        1240        652     152  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1145       2351     136  TIM SA, BR
  6147        1088        369      22  Telefonica del Peru S.A.A., PE
 11172         957        111      70  Alestra, S. de R.L. de C.V., MX

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1638        393      21  LINKdotNET-AS, EG
 24835        1548        503      32  RAYA-AS, EG
 36992        1288       1417     272  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         783         68      11  ORANGE-COTE-IVOIRE, CI
  6713         613       1863      34  IAM-AS, MA
 36935         595        522      40  Vodafone-, EG
 15399         502         49      29  WANANCHI-, KE
 37342         469         32       1  MOVITEL, MZ
  2018         338        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        8449       3455     576  Uninet S.A. de C.V., MX
  9808        8343       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8251       1097    3287  TTNET, TR
 12479        6888       1726     143  UNI2-AS, ES
  7545        5819        786     674  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5596       9751    2477  AMAZON-02, US
 11492        4686        310     749  CABLEONE, US
 22773        4040       3042     317  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3949        264      32  VIASAT-SP-BACKBONE, US
  4538        3857       4192      73  ERX-CERNET-BKB China Education and Rese

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        8343         8295  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6888         6745  UNI2-AS, ES
  7545        5819         5145  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8251         4964  TTNET, TR
 11492        4686         3937  CABLEONE, US
  7155        3949         3917  VIASAT-SP-BACKBONE, US
  4538        3857         3784  ERX-CERNET-BKB China Education and Research Net
 22773        4040         3723  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3647         3628  VIETEL-AS-AP Viettel Group, VN
  7713        3510         3454  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
     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
    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 private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
0.0.0.0/0                  7575  AARNET-AS-AP Australian Academic and Research N
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.132.208.0/24      Origin:      7850  CITYLINKFIBER, US
23.132.208.0/24     Transit:      7575  AARNET-AS-AP Australian Academic and Res
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:       174  COGENT-174, US
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW

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

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:41      /11:100     /12:305     
/13:595     /14:1208    /15:2071    /16:13578   /17:8209    /18:13860   
/19:25149   /20:42086   /21:51128   /22:106853  /23:92872   /24:509863  
/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        7414        8251  TTNET, TR
 12479        5813        6888  UNI2-AS, ES
 11492        3627        4686  CABLEONE, US
  6327        3176        3367  SHAW, CA
  7155        3037        3949  VIASAT-SP-BACKBONE, US
 22773        2996        4040  ASN-CXA-ALL-CCI-22773-RDC, US
  8151        2913        8449  Uninet S.A. de C.V., MX
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2753        3288  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2244        2591  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1910      2:1075      3:145       4:20        5:3644      6:83     
   7:5         8:1512      9:1        11:164      12:1737     13:383    
  14:2241     15:109      16:22       17:356      18:115      20:126    
  21:4        22:188      23:5121     24:2449     25:2        27:2609   
  29:19       31:2342     32:109      34:1        35:47       36:1670   
  37:3896     38:2246     39:598      40:166      41:3819     42:985    
  43:2065     44:288      45:15493    46:3694     47:354      48:6      
  49:1637     50:1819     51:101      52:1285     54:249      55:746    
  56:4        57:58       58:1787     59:1108     60:931      61:2195   
  62:2305     63:1971     64:5374     65:2357     66:4985     67:2894   
  68:1161     69:4113     70:1363     71:683      72:3149     74:2627   
  75:1490     76:695      77:2013     78:3803     79:2615     80:1874   
  81:1690     82:1356     83:1152     84:1299     85:3616     86:723    
  87:1853     88:2717     89:3016     90:506      91:7375     92:1847   
  93:2557     94:3156     95:4467     96:1296     97:345      98:976    
  99:958     100:76      101:1068    102:1719    103:27133   104:4006   
 105:431     106:823     107:2337    108:728     109:3881    110:1937   
 111:3074    112:1937    113:1295    114:1476    115:2099    116:1823   
 117:2407    118:2247    119:1884    120:1519    121:1055    122:2524   
 123:2172    124:1538    125:1962    128:1359    129:1350    130:890    
 131:2029    132:773     133:362     134:1857    135:312     136:785    
 137:994     138:2426    139:1200    140:760     141:1223    142:1204   
 143:1361    144:1268    145:325     146:1561    147:1415    148:2188   
 149:1525    150:834     151:1091    152:1640    153:506     154:3061   
 155:1343    156:1832    157:1222    158:1001    159:2030    160:2372   
 161:1253    162:3371    163:1111    164:1553    165:1451    166:582    
 167:1699    168:3659    169:694     170:4358    171:804     172:2755   
 173:2904    174:1002    175:1120    176:3295    177:4488    178:3000   
 179:1926    180:2339    181:2668    182:3229    183:1905    184:2419   
 185:18909   186:4253    187:3151    188:3321    189:2820    190:8751   
 191:1339    192:10748   193:8332    194:6808    195:4856    196:2883   
 197:2120    198:6025    199:5945    200:7374    201:5294    202:10436  
 203:10206   204:4517    205:3371    206:3779    207:3367    208:4033   
 209:4761    210:4198    211:2352    212:3772    213:3407    214:1165   
 215:64      216:6398    217:2603    218:1185    219:583     220:2006   
 221:980     222:842     223:1958   

End of report


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