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

REN Routing Table Report cscora at frr.nsrc.org
Mon Sep 13 21:12:55 UTC 2021


Global R&E Routing Table Report   21:10 GMT Mon 13 Sep, 2021

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

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

BGP routing table entries examined:                              866156
    Prefixes after maximum aggregation (per Origin AS):          327084
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      414081
Total ASes present in the Internet Routing Table:                 71957
    Prefixes per ASN:                                             12.04
Origin-only ASes present in the Internet Routing Table:           61862
Origin ASes announcing only one prefix:                           25535
Transit ASes present in the Internet Routing Table:               10095
Transit-only ASes present in the Internet Routing Table:            338
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:              1258
    Number of instances of unregistered ASNs:                      1264
Number of 32-bit ASNs allocated by the RIRs:                      37207
Number of 32-bit ASNs visible in the Routing Table:               30883
Prefixes from 32-bit ASNs in the Routing Table:                  140910
Number of bogon 32-bit ASNs visible in the Routing Table:            50
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            475
Number of addresses announced to Internet:                   3039868672
    Equivalent to 181 /8s, 48 /16s and 183 /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:      292701

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

Prefixes being announced by APNIC Region ASes:                   227584
    Total APNIC prefixes after maximum aggregation:               63605
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          223328
    Unique aggregates announced from the APNIC address blocks:    90770
APNIC Region origin ASes present in the Internet Routing Table:   11900
    APNIC Prefixes per ASN:                                       18.77
APNIC Region origin ASes announcing only one prefix:               3380
APNIC Region transit ASes present in the Internet Routing Table:   1657
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:   7080
Number of APNIC addresses announced to Internet:              774483456
    Equivalent to 46 /8s, 41 /16s and 174 /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:                    251672
    Total ARIN prefixes after maximum aggregation:               115074
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           251467
    Unique aggregates announced from the ARIN address blocks:    119840
ARIN Region origin ASes present in the Internet Routing Table:    18900
    ARIN Prefixes per ASN:                                        13.31
ARIN Region origin ASes announcing only one prefix:                6881
ARIN Region transit ASes present in the Internet Routing Table:    1941
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:    4100
Number of ARIN addresses announced to Internet:              1268485376
    Equivalent to 75 /8s, 155 /16s and 141 /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:                    248249
    Total RIPE prefixes after maximum aggregation:               115845
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           244538
    Unique aggregates announced from the RIPE address blocks:    144930
RIPE Region origin ASes present in the Internet Routing Table:    28041
    RIPE Prefixes per ASN:                                         8.72
RIPE Region origin ASes announcing only one prefix:               12076
RIPE Region transit ASes present in the Internet Routing Table:    3904
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:   10395
Number of RIPE addresses announced to Internet:               711557120
    Equivalent to 42 /8s, 105 /16s and 128 /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:                  111066
    Total LACNIC prefixes after maximum aggregation:              26550
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         112134
    Unique aggregates announced from the LACNIC address blocks:   47116
LACNIC Region origin ASes present in the Internet Routing Table:  10779
    LACNIC Prefixes per ASN:                                      10.40
LACNIC Region origin ASes announcing only one prefix:              2658
LACNIC Region transit ASes present in the Internet Routing Table:  2099
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:  8437
Number of LACNIC addresses announced to Internet:             176454912
    Equivalent to 10 /8s, 132 /16s and 125 /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:                  26327
    Total AfriNIC prefixes after maximum aggregation:              5186
    AfriNIC Deaggregation factor:                                  5.08
Prefixes being announced from the AfriNIC address blocks:         34213
    Unique aggregates announced from the AfriNIC address blocks:  11007
AfriNIC Region origin ASes present in the Internet Routing Table:  1538
    AfriNIC Prefixes per ASN:                                     22.25
AfriNIC Region origin ASes announcing only one prefix:              540
AfriNIC Region transit ASes present in the Internet Routing Table:  311
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:  871
Number of AfriNIC addresses announced to Internet:            108567296
    Equivalent to 6 /8s, 120 /16s and 155 /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        5811        785     673  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3857       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3652       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3523       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        5564       9713    2459  AMAZON-02, US
 11492        4663        309     739  CABLEONE, US
 22773        3975       3030     281  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        2581        374     204  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2507       5029     447  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2242       3032     504  CHARTER-20115, US
  5972        2162        489     786  DNIC-ASBLK-05800-06055, 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        8199       1091    3310  TTNET, TR
 12479        6863       1726     143  UNI2-AS, ES
 20940        3781       3197     556  AKAMAI-ASN1, NL
  8551        3294        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3269        187      23  ALJAWWALSTC-AS, SA
 12389        2879       2279     894  ROSTELECOM-AS, RU
  9009        2523        263    1347  M247, GB
 34984        2229        357     600  TELLCOM-AS, TR
 61317        1761        259     965  ASDETUK www.heficed.com, GB
 58224        1637        891     569  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        8543       3454     576  Uninet S.A. de C.V., MX
 10620        3420        523     671  Telmex Colombia S.A., CO
 11830        2497        369      62  Instituto Costarricense de Electricidad
 13999        1780        397     471  Mega Cable, S.A. de C.V., MX
  6503        1515        359     477  Axtel, S.A.B. de C.V., MX
 28573        1442       2300     229  CLARO S.A., BR
  3816        1240        652     152  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1131       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        1634        393      20  LINKdotNET-AS, EG
 24835        1462        499      33  RAYA-AS, EG
 36992        1311       1489     267  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         774         68      11  ORANGE-COTE-IVOIRE, CI
  6713         612       1863      34  IAM-AS, MA
 36935         578        522      40  Vodafone-, EG
 15399         500         49      28  WANANCHI-, KE
 37342         466         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        8543       3454     576  Uninet S.A. de C.V., MX
  9808        8309       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8199       1091    3310  TTNET, TR
 12479        6863       1726     143  UNI2-AS, ES
  7545        5811        785     673  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5564       9713    2459  AMAZON-02, US
 11492        4663        309     739  CABLEONE, US
 22773        3975       3030     281  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3968        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        8309         8261  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6863         6720  UNI2-AS, ES
  7545        5811         5138  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8199         4889  TTNET, TR
  7155        3968         3936  VIASAT-SP-BACKBONE, US
 11492        4663         3924  CABLEONE, US
  4538        3857         3784  ERX-CERNET-BKB China Education and Research Net
 22773        3975         3694  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3652         3633  VIETEL-AS-AP Viettel Group, VN
  7713        3523         3467  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:       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      /11:99      /12:305     
/13:589     /14:1191    /15:2043    /16:13421   /17:8203    /18:13864   
/19:25152   /20:42070   /21:51115   /22:106768  /23:92678   /24:508587  
/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        7363        8199  TTNET, TR
 12479        5784        6863  UNI2-AS, ES
 11492        3613        4663  CABLEONE, US
  6327        3176        3364  SHAW, CA
  7155        3056        3968  VIASAT-SP-BACKBONE, US
 22773        2963        3975  ASN-CXA-ALL-CCI-22773-RDC, US
  8151        2934        8543  Uninet S.A. de C.V., MX
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2759        3294  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2234        2581  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1904      2:1095      3:145       4:20        5:3590      6:84     
   7:5         8:1515      9:1        11:164      12:1736     13:388    
  14:2216     15:104      16:23       17:352      18:109      20:126    
  21:4        22:188      23:5073     24:2446     25:2        27:2593   
  29:19       31:2367     32:110      34:1        35:47       36:1685   
  37:3823     38:2222     39:638      40:166      41:3822     42:971    
  43:2082     44:288      45:15429    46:3685     47:353      48:7      
  49:1613     50:1813     51:100      52:1286     54:251      55:747    
  56:4        57:57       58:1787     59:1103     60:932      61:2181   
  62:2300     63:1960     64:5381     65:2361     66:5000     67:2888   
  68:1151     69:4108     70:1353     71:683      72:3161     74:2629   
  75:1501     76:696      77:2039     78:3790     79:2623     80:1872   
  81:1690     82:1356     83:1153     84:1309     85:3540     86:716    
  87:1829     88:2717     89:3041     90:523      91:7380     92:1823   
  93:2556     94:3145     95:4478     96:1301     97:345      98:977    
  99:959     100:76      101:1068    102:1698    103:27000   104:4021   
 105:436     106:824     107:2331    108:728     109:3881    110:1945   
 111:3133    112:1930    113:1259    114:1516    115:2110    116:1858   
 117:2412    118:2245    119:1870    120:1511    121:1055    122:2506   
 123:2169    124:1543    125:1947    128:1354    129:1368    130:882    
 131:2028    132:773     133:362     134:1850    135:306     136:780    
 137:992     138:2413    139:1201    140:762     141:1214    142:1198   
 143:1338    144:1265    145:324     146:1508    147:1405    148:2189   
 149:1499    150:831     151:1084    152:1641    153:502     154:2978   
 155:1338    156:1758    157:1220    158:983     159:2033    160:2353   
 161:1247    162:3365    163:1112    164:1550    165:1448    166:586    
 167:1691    168:3630    169:695     170:4303    171:807     172:2743   
 173:2869    174:1005    175:1121    176:3266    177:4460    178:2996   
 179:1889    180:2332    181:2648    182:3196    183:1901    184:2417   
 185:18806   186:4251    187:3109    188:3363    189:2869    190:8721   
 191:1350    192:10730   193:8304    194:6771    195:4862    196:2896   
 197:2110    198:6018    199:5946    200:7352    201:5225    202:10498  
 203:10257   204:4528    205:3363    206:3737    207:3367    208:4042   
 209:4750    210:4188    211:2348    212:3793    213:3436    214:1164   
 215:64      216:6364    217:2593    218:1186    219:579     220:2014   
 221:971     222:848     223:1927   

End of report


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