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

REN Routing Table Report cscora at frr.nsrc.org
Tue Sep 28 21:13:17 UTC 2021


Global R&E Routing Table Report   21:10 GMT Tue 28 Sep, 2021

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

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

BGP routing table entries examined:                              870126
    Prefixes after maximum aggregation (per Origin AS):          328180
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      415985
Total ASes present in the Internet Routing Table:                 72040
    Prefixes per ASN:                                             12.08
Origin-only ASes present in the Internet Routing Table:           61925
Origin ASes announcing only one prefix:                           25509
Transit ASes present in the Internet Routing Table:               10115
Transit-only ASes present in the Internet Routing Table:            346
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      39
    Max AS path prepend of ASN ( 37447)                              35
Prefixes from unregistered ASNs in the Routing Table:              1202
    Number of instances of unregistered ASNs:                      1207
Number of 32-bit ASNs allocated by the RIRs:                      37348
Number of 32-bit ASNs visible in the Routing Table:               31015
Prefixes from 32-bit ASNs in the Routing Table:                  141759
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:            465
Number of addresses announced to Internet:                   3068640768
    Equivalent to 182 /8s, 231 /16s and 190 /24s
    Percentage of available address space announced:               82.9
    Percentage of allocated address space announced:               82.9
    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:      293795

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

Prefixes being announced by APNIC Region ASes:                   229173
    Total APNIC prefixes after maximum aggregation:               63855
    APNIC Deaggregation factor:                                    3.59
Prefixes being announced from the APNIC address blocks:          224802
    Unique aggregates announced from the APNIC address blocks:    91760
APNIC Region origin ASes present in the Internet Routing Table:   11966
    APNIC Prefixes per ASN:                                       18.79
APNIC Region origin ASes announcing only one prefix:               3401
APNIC Region transit ASes present in the Internet Routing Table:   1675
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7139
Number of APNIC addresses announced to Internet:              773173248
    Equivalent to 46 /8s, 21 /16s and 176 /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:                    252653
    Total ARIN prefixes after maximum aggregation:               115643
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           252409
    Unique aggregates announced from the ARIN address blocks:    120310
ARIN Region origin ASes present in the Internet Routing Table:    18889
    ARIN Prefixes per ASN:                                        13.36
ARIN Region origin ASes announcing only one prefix:                6862
ARIN Region transit ASes present in the Internet Routing Table:    1934
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:    4123
Number of ARIN addresses announced to Internet:              1299270400
    Equivalent to 77 /8s, 113 /16s and 75 /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:                    249000
    Total RIPE prefixes after maximum aggregation:               116097
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           245333
    Unique aggregates announced from the RIPE address blocks:    145270
RIPE Region origin ASes present in the Internet Routing Table:    28047
    RIPE Prefixes per ASN:                                         8.75
RIPE Region origin ASes announcing only one prefix:               12067
RIPE Region transit ASes present in the Internet Routing Table:    3889
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:   10422
Number of RIPE addresses announced to Internet:               711433728
    Equivalent to 42 /8s, 103 /16s and 158 /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:                  111574
    Total LACNIC prefixes after maximum aggregation:              26589
    LACNIC Deaggregation factor:                                   4.20
Prefixes being announced from the LACNIC address blocks:         112502
    Unique aggregates announced from the LACNIC address blocks:   47201
LACNIC Region origin ASes present in the Internet Routing Table:  10793
    LACNIC Prefixes per ASN:                                      10.42
LACNIC Region origin ASes announcing only one prefix:              2638
LACNIC Region transit ASes present in the Internet Routing Table:  2125
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:  8455
Number of LACNIC addresses announced to Internet:             176490240
    Equivalent to 10 /8s, 133 /16s and 7 /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:                  26524
    Total AfriNIC prefixes after maximum aggregation:              5196
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         34614
    Unique aggregates announced from the AfriNIC address blocks:  11032
AfriNIC Region origin ASes present in the Internet Routing Table:  1546
    AfriNIC Prefixes per ASN:                                     22.39
AfriNIC Region origin ASes announcing only one prefix:              541
AfriNIC Region transit ASes present in the Internet Routing Table:  313
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  876
Number of AfriNIC addresses announced to Internet:            107936256
    Equivalent to 6 /8s, 110 /16s and 250 /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        8362       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5822        786     674  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3887       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3607       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3516       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        2998       1897      56  VNPT-AS-VN VNPT Corp, VN
  9498        2361        485     236  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2246      11373     572  KIXS-AS-KR Korea Telecom, KR
  4755        2128        438     204  TATACOMM-AS TATA Communications formerl
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C

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        5567       9747    2479  AMAZON-02, US
 11492        4716        312     752  CABLEONE, US
 22773        4036       3044     318  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3949        264      32  VIASAT-SP-BACKBONE, US
 16625        3589       1852    2498  AKAMAI-AS, US
  6327        3368       1318      65  SHAW, CA
 30036        2587        374     179  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2530       5028     451  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2240       3032     504  CHARTER-20115, US
  7018        2239      24178    1429  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        8267       1098    3283  TTNET, TR
 12479        6886       1726     143  UNI2-AS, ES
 20940        3838       3197     558  AKAMAI-ASN1, NL
  8551        3287        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3269        187      23  ALJAWWALSTC-AS, SA
 12389        2885       2279     894  ROSTELECOM-AS, RU
  9009        2543        264    1348  M247, GB
 34984        2232        358     603  TELLCOM-AS, TR
 58224        1664        896     583  TCI, IR
 61317        1620        252     902  ASDETUK www.heficed.com, GB

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        8863       3457     574  Uninet S.A. de C.V., MX
 10620        3420        522     683  Telmex Colombia S.A., CO
 11830        2494        369      62  Instituto Costarricense de Electricidad
 13999        1699        365     460  Mega Cable, S.A. de C.V., MX
  6503        1516        359     477  Axtel, S.A.B. de C.V., MX
 28573        1448       2306     240  CLARO S.A., BR
  3816        1241        652     151  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1148       2351     136  TIM SA, BR
  6147        1089        369      22  Telefonica del Peru S.A.A., PE
 11664         981        186     441  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        1639        393      21  LINKdotNET-AS, EG
 24835        1549        503      32  RAYA-AS, EG
 36992        1285       1417     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         787         68      11  ORANGE-COTE-IVOIRE, CI
  6713         612       1863      34  IAM-AS, MA
 36935         607        522      40  Vodafone-, EG
 15399         505         49      29  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ
  2018         340        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        8863       3457     574  Uninet S.A. de C.V., MX
  9808        8362       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8267       1098    3283  TTNET, TR
 12479        6886       1726     143  UNI2-AS, ES
  7545        5822        786     674  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5567       9747    2479  AMAZON-02, US
 11492        4716        312     752  CABLEONE, US
 22773        4036       3044     318  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3949        264      32  VIASAT-SP-BACKBONE, US
  4538        3887       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        8362         8314  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6886         6743  UNI2-AS, ES
  7545        5822         5148  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8267         4984  TTNET, TR
 11492        4716         3964  CABLEONE, US
  7155        3949         3917  VIASAT-SP-BACKBONE, US
  4538        3887         3814  ERX-CERNET-BKB China Education and Research Net
 22773        4036         3718  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3607         3588  VIETEL-AS-AP Viettel Group, VN
  7713        3516         3460  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     
/13:596     /14:1210    /15:2070    /16:13584   /17:8248    /18:13930   
/19:25225   /20:42168   /21:51339   /22:107166  /23:93423   /24:510691  
/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        7431        8267  TTNET, TR
 12479        5811        6886  UNI2-AS, ES
 11492        3655        4716  CABLEONE, US
  8151        3237        8863  Uninet S.A. de C.V., MX
  6327        3176        3368  SHAW, CA
  7155        3037        3949  VIASAT-SP-BACKBONE, US
 22773        2991        4036  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2752        3287  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2240        2587  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1909      2:1074      3:145       4:20        5:3651      6:83     
   7:5         8:1512      9:1        11:164      12:1727     13:382    
  14:2242     15:109      16:24       17:358      18:110      20:126    
  21:4        22:188      23:5138     24:2447     25:2        27:2609   
  29:19       31:2347     32:109      34:1        35:47       36:1666   
  37:3913     38:2246     39:615      40:167      41:3846     42:1012   
  43:2065     44:289      45:15545    46:3720     47:367      48:5      
  49:1661     50:1819     51:99       52:1282     54:246      55:731    
  56:4        57:58       58:1791     59:1110     60:932      61:2193   
  62:2306     63:1964     64:5374     65:2357     66:4983     67:2890   
  68:1161     69:4126     70:1361     71:681      72:3153     74:2620   
  75:1490     76:694      77:2025     78:3824     79:2613     80:1877   
  81:1671     82:1375     83:1158     84:1288     85:3612     86:726    
  87:1847     88:2722     89:3018     90:503      91:7380     92:1841   
  93:2558     94:3159     95:4488     96:1297     97:346      98:976    
  99:959     100:76      101:1075    102:1708    103:27148   104:4014   
 105:435     106:856     107:2340    108:729     109:3875    110:1955   
 111:3079    112:1950    113:1291    114:1483    115:2117    116:1816   
 117:2408    118:2250    119:1886    120:1534    121:1066    122:2524   
 123:2165    124:1537    125:1959    128:1363    129:1353    130:892    
 131:2028    132:777     133:362     134:1857    135:314     136:783    
 137:1001    138:2431    139:1211    140:839     141:1232    142:1200   
 143:1381    144:1270    145:325     146:1553    147:1421    148:2188   
 149:1514    150:832     151:1090    152:1646    153:505     154:3104   
 155:1338    156:1870    157:1230    158:1001    159:2033    160:2373   
 161:1258    162:3372    163:1113    164:1556    165:1459    166:585    
 167:1690    168:3658    169:687     170:4352    171:811     172:2760   
 173:2934    174:1002    175:1126    176:3280    177:4484    178:3011   
 179:1925    180:2332    181:2648    182:3235    183:1908    184:2423   
 185:18909   186:4288    187:3139    188:3315    189:2888    190:8734   
 191:1344    192:10738   193:8344    194:6814    195:4872    196:2876   
 197:2121    198:6024    199:5920    200:7346    201:5493    202:10427  
 203:10248   204:4502    205:3375    206:3774    207:3368    208:4023   
 209:4754    210:4198    211:2355    212:3803    213:3399    214:1165   
 215:64      216:6397    217:2602    218:1163    219:570     220:2005   
 221:981     222:848     223:1945   

End of report


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