[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 9 21:12:55 UTC 2021


Global R&E Routing Table Report   21:10 GMT Thu 09 Sep, 2021

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

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

BGP routing table entries examined:                              865721
    Prefixes after maximum aggregation (per Origin AS):          327088
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      413975
Total ASes present in the Internet Routing Table:                 71953
    Prefixes per ASN:                                             12.03
Origin-only ASes present in the Internet Routing Table:           61858
Origin ASes announcing only one prefix:                           25515
Transit ASes present in the Internet Routing Table:               10095
Transit-only ASes present in the Internet Routing Table:            333
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:              1273
    Number of instances of unregistered ASNs:                      1279
Number of 32-bit ASNs allocated by the RIRs:                      37158
Number of 32-bit ASNs visible in the Routing Table:               30862
Prefixes from 32-bit ASNs in the Routing Table:                  140911
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:            477
Number of addresses announced to Internet:                   3039802112
    Equivalent to 181 /8s, 47 /16s and 179 /24s
    Percentage of available address space announced:               82.1
    Percentage of allocated address space announced:               82.1
    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:      292388

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

Prefixes being announced by APNIC Region ASes:                   227368
    Total APNIC prefixes after maximum aggregation:               63620
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          223154
    Unique aggregates announced from the APNIC address blocks:    90681
APNIC Region origin ASes present in the Internet Routing Table:   11900
    APNIC Prefixes per ASN:                                       18.75
APNIC Region origin ASes announcing only one prefix:               3377
APNIC Region transit ASes present in the Internet Routing Table:   1651
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:   7076
Number of APNIC addresses announced to Internet:              774451968
    Equivalent to 46 /8s, 41 /16s and 51 /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:                    251820
    Total ARIN prefixes after maximum aggregation:               115064
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           251620
    Unique aggregates announced from the ARIN address blocks:    119851
ARIN Region origin ASes present in the Internet Routing Table:    18895
    ARIN Prefixes per ASN:                                        13.32
ARIN Region origin ASes announcing only one prefix:                6877
ARIN Region transit ASes present in the Internet Routing Table:    1940
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:    4094
Number of ARIN addresses announced to Internet:              1268420864
    Equivalent to 75 /8s, 154 /16s and 145 /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:                    247858
    Total RIPE prefixes after maximum aggregation:               115799
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           244209
    Unique aggregates announced from the RIPE address blocks:    144794
RIPE Region origin ASes present in the Internet Routing Table:    28038
    RIPE Prefixes per ASN:                                         8.71
RIPE Region origin ASes announcing only one prefix:               12066
RIPE Region transit ASes present in the Internet Routing Table:    3900
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:   10387
Number of RIPE addresses announced to Internet:               711407104
    Equivalent to 42 /8s, 103 /16s and 54 /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:                  111346
    Total LACNIC prefixes after maximum aggregation:              26567
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         112403
    Unique aggregates announced from the LACNIC address blocks:   47135
LACNIC Region origin ASes present in the Internet Routing Table:  10788
    LACNIC Prefixes per ASN:                                      10.42
LACNIC Region origin ASes announcing only one prefix:              2657
LACNIC Region transit ASes present in the Internet Routing Table:  2106
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:  8441
Number of LACNIC addresses announced to Internet:             176595456
    Equivalent to 10 /8s, 134 /16s and 162 /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:                  26056
    Total AfriNIC prefixes after maximum aggregation:              5207
    AfriNIC Deaggregation factor:                                  5.00
Prefixes being announced from the AfriNIC address blocks:         33857
    Unique aggregates announced from the AfriNIC address blocks:  11097
AfriNIC Region origin ASes present in the Internet Routing Table:  1532
    AfriNIC Prefixes per ASN:                                     22.10
AfriNIC Region origin ASes announcing only one prefix:              538
AfriNIC Region transit ASes present in the Internet Routing Table:  312
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  864
Number of AfriNIC addresses announced to Internet:            108589568
    Equivalent to 6 /8s, 120 /16s and 242 /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        8309       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5806        785     671  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3859       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3625       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3524       1023      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        2879       1897      56  VNPT-AS-VN VNPT Corp, VN
  9498        2363        502     238  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2252      11374     578  KIXS-AS-KR Korea Telecom, KR
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
  4755        2114        437     194  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        5538       9708    2464  AMAZON-02, US
 11492        4656        308     753  CABLEONE, US
 22773        4006       3035     286  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3968        264      32  VIASAT-SP-BACKBONE, US
 16625        3595       1854    2500  AKAMAI-AS, US
  6327        3364       1313      62  SHAW, CA
 30036        2578        373     204  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2482       5029     449  CENTURYLINK-US-LEGACY-QWEST, US
  5972        2296        488     811  DNIC-ASBLK-05800-06055, US
 20115        2242       3032     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
 47331        8180       1089    3311  TTNET, TR
 12479        6834       1726     143  UNI2-AS, ES
 20940        3780       3197     556  AKAMAI-ASN1, NL
  8551        3292        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3269        187      23  ALJAWWALSTC-AS, SA
 12389        2879       2279     894  ROSTELECOM-AS, RU
  9009        2521        263    1348  M247, GB
 34984        2229        357     600  TELLCOM-AS, TR
 61317        1738        260     964  ASDETUK www.heficed.com, GB
 58224        1634        890     568  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        8711       3458     578  Uninet S.A. de C.V., MX
 10620        3418        523     669  Telmex Colombia S.A., CO
 11830        2497        369      62  Instituto Costarricense de Electricidad
 13999        1801        402     472  Mega Cable, S.A. de C.V., MX
  6503        1515        359     477  Axtel, S.A.B. de C.V., MX
 28573        1441       2300     229  CLARO S.A., BR
  3816        1240        652     152  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1127       2351     134  TIM SA, BR
  6147        1079        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        1603        393      20  LINKdotNET-AS, EG
 24835        1437        499      33  RAYA-AS, EG
 36992        1311       1489     267  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         781         68      11  ORANGE-COTE-IVOIRE, CI
  6713         613       1863      34  IAM-AS, MA
 36935         579        522      40  Vodafone-, EG
 15399         500         49      28  WANANCHI-, KE
 37342         469         32       1  MOVITEL, MZ
  2018         338        319      74  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        8711       3458     578  Uninet S.A. de C.V., MX
  9808        8309       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8180       1089    3311  TTNET, TR
 12479        6834       1726     143  UNI2-AS, ES
  7545        5806        785     671  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5538       9708    2464  AMAZON-02, US
 11492        4656        308     753  CABLEONE, US
 22773        4006       3035     286  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3968        264      32  VIASAT-SP-BACKBONE, US
  4538        3859       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        8309         8261  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6834         6691  UNI2-AS, ES
  7545        5806         5135  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8180         4869  TTNET, TR
  7155        3968         3936  VIASAT-SP-BACKBONE, US
 11492        4656         3903  CABLEONE, US
  4538        3859         3786  ERX-CERNET-BKB China Education and Research Net
 22773        4006         3720  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3625         3606  VIETEL-AS-AP Viettel Group, VN
  7713        3524         3468  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:     15164  UPNLLC, US
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:     37204  TELONE, ZW
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      /11:99      /12:305     
/13:589     /14:1191    /15:2037    /16:13386   /17:8171    /18:13843   
/19:25122   /20:42035   /21:51117   /22:106704  /23:92606   /24:508445  
/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        7345        8180  TTNET, TR
 12479        5759        6834  UNI2-AS, ES
 11492        3611        4656  CABLEONE, US
  6327        3176        3364  SHAW, CA
  7155        3056        3968  VIASAT-SP-BACKBONE, US
  8151        3045        8711  Uninet S.A. de C.V., MX
 22773        2988        4006  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2757        3292  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2231        2578  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1906      2:1099      3:145       4:20        5:3597      6:84     
   7:5         8:1519      9:1        11:164      12:1739     13:388    
  14:2205     15:103      16:23       17:352      18:108      20:126    
  21:4        22:188      23:5061     24:2449     25:2        27:2590   
  29:19       31:2363     32:110      34:1        35:47       36:1671   
  37:3796     38:2221     39:638      40:166      41:3803     42:977    
  43:2082     44:287      45:15402    46:3675     47:355      48:7      
  49:1606     50:1816     51:100      52:1286     54:248      55:745    
  56:4        57:57       58:1782     59:1103     60:933      61:2178   
  62:2299     63:1960     64:5378     65:2354     66:4994     67:2889   
  68:1167     69:4106     70:1365     71:683      72:3156     74:2629   
  75:1499     76:696      77:2044     78:3783     79:2623     80:1869   
  81:1694     82:1363     83:1153     84:1307     85:3527     86:713    
  87:1832     88:2717     89:3036     90:520      91:7375     92:1819   
  93:2544     94:3131     95:4484     96:1294     97:345      98:978    
  99:959     100:76      101:1069    102:1680    103:27009   104:4000   
 105:427     106:824     107:2324    108:727     109:3883    110:1937   
 111:3129    112:1929    113:1260    114:1483    115:2109    116:1850   
 117:2413    118:2245    119:1883    120:1508    121:1052    122:2508   
 123:2167    124:1545    125:1942    128:1352    129:1375    130:883    
 131:2029    132:775     133:362     134:1813    135:306     136:784    
 137:992     138:2418    139:1201    140:761     141:1210    142:1209   
 143:1352    144:1265    145:324     146:1502    147:1403    148:2191   
 149:1493    150:829     151:1079    152:1643    153:502     154:2999   
 155:1333    156:1745    157:1221    158:979     159:2022    160:2357   
 161:1239    162:3366    163:1107    164:1559    165:1447    166:590    
 167:1821    168:3655    169:700     170:4387    171:806     172:2748   
 173:2867    174:1006    175:1114    176:3255    177:4448    178:2995   
 179:1862    180:2334    181:2648    182:3186    183:1905    184:2416   
 185:18747   186:4253    187:3135    188:3306    189:2905    190:8728   
 191:1369    192:10724   193:8337    194:6767    195:4855    196:2869   
 197:2113    198:6023    199:5991    200:7352    201:5229    202:10492  
 203:10262   204:4599    205:3353    206:3738    207:3364    208:4031   
 209:4708    210:4191    211:2348    212:3755    213:3430    214:1163   
 215:62      216:6359    217:2589    218:1182    219:579     220:2011   
 221:969     222:848     223:1919   

End of report


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