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

REN Routing Table Report cscora at frr.nsrc.org
Tue Oct 26 21:13:19 UTC 2021


Global R&E Routing Table Report   21:10 GMT Tue 26 Oct, 2021

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

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

BGP routing table entries examined:                              873300
    Prefixes after maximum aggregation (per Origin AS):          331372
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      419941
Total ASes present in the Internet Routing Table:                 72182
    Prefixes per ASN:                                             12.10
Origin-only ASes present in the Internet Routing Table:           62024
Origin ASes announcing only one prefix:                           25528
Transit ASes present in the Internet Routing Table:               10158
Transit-only ASes present in the Internet Routing Table:            349
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      54
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1204
    Number of instances of unregistered ASNs:                      1206
Number of 32-bit ASNs allocated by the RIRs:                      37647
Number of 32-bit ASNs visible in the Routing Table:               31220
Prefixes from 32-bit ASNs in the Routing Table:                  143319
Number of bogon 32-bit ASNs visible in the Routing Table:            44
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            423
Number of addresses announced to Internet:                   3072108800
    Equivalent to 183 /8s, 28 /16s and 169 /24s
    Percentage of available address space announced:               83.0
    Percentage of allocated address space announced:               83.0
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      294932

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

Prefixes being announced by APNIC Region ASes:                   228775
    Total APNIC prefixes after maximum aggregation:               64183
    APNIC Deaggregation factor:                                    3.56
Prefixes being announced from the APNIC address blocks:          224496
    Unique aggregates announced from the APNIC address blocks:    92535
APNIC Region origin ASes present in the Internet Routing Table:   12037
    APNIC Prefixes per ASN:                                       18.65
APNIC Region origin ASes announcing only one prefix:               3418
APNIC Region transit ASes present in the Internet Routing Table:   1694
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7227
Number of APNIC addresses announced to Internet:              773484288
    Equivalent to 46 /8s, 26 /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, 131072-151865
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    254992
    Total ARIN prefixes after maximum aggregation:               117622
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254967
    Unique aggregates announced from the ARIN address blocks:    122181
ARIN Region origin ASes present in the Internet Routing Table:    18921
    ARIN Prefixes per ASN:                                        13.48
ARIN Region origin ASes announcing only one prefix:                6849
ARIN Region transit ASes present in the Internet Routing Table:    1929
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:    4171
Number of ARIN addresses announced to Internet:              1301471744
    Equivalent to 77 /8s, 146 /16s and 226 /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:                    250121
    Total RIPE prefixes after maximum aggregation:               116691
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           246365
    Unique aggregates announced from the RIPE address blocks:    146216
RIPE Region origin ASes present in the Internet Routing Table:    28086
    RIPE Prefixes per ASN:                                         8.77
RIPE Region origin ASes announcing only one prefix:               12089
RIPE Region transit ASes present in the Internet Routing Table:    3920
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10474
Number of RIPE addresses announced to Internet:               712207616
    Equivalent to 42 /8s, 115 /16s and 109 /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:                  111508
    Total LACNIC prefixes after maximum aggregation:              26863
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         112397
    Unique aggregates announced from the LACNIC address blocks:   47472
LACNIC Region origin ASes present in the Internet Routing Table:  10786
    LACNIC Prefixes per ASN:                                      10.42
LACNIC Region origin ASes announcing only one prefix:              2625
LACNIC Region transit ASes present in the Internet Routing Table:  2115
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        54
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8455
Number of LACNIC addresses announced to Internet:             176426752
    Equivalent to 10 /8s, 132 /16s and 15 /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:                  26700
    Total AfriNIC prefixes after maximum aggregation:              5235
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         34651
    Unique aggregates announced from the AfriNIC address blocks:  11172
AfriNIC Region origin ASes present in the Internet Routing Table:  1563
    AfriNIC Prefixes per ASN:                                     22.17
AfriNIC Region origin ASes announcing only one prefix:              547
AfriNIC Region transit ASes present in the Internet Routing Table:  316
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  893
Number of AfriNIC addresses announced to Internet:            108234496
    Equivalent to 6 /8s, 115 /16s and 135 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        8504       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5835        786     679  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3864       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3620       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3498       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3046       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2254      11374     574  KIXS-AS-KR Korea Telecom, KR
  9498        2167        472     238  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2126        429     203  TATACOMM-AS TATA Communications formerl
 45090        2120       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        5778       9982    2535  AMAZON-02, US
 11492        4671        309     788  CABLEONE, US
 22773        4071       3078     375  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3630       1876    2526  AKAMAI-AS, US
  6327        3370       1318      68  SHAW, CA
   749        2876      50735    2132  DNIC-AS-00749, US
 30036        2591        375     169  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       5027     441  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2250      24163    1438  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        8234       1097    3289  TTNET, TR
 12479        6870       1726     143  UNI2-AS, ES
 20940        3892       3197     558  AKAMAI-ASN1, NL
  8551        3293        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2901       2283     897  ROSTELECOM-AS, RU
  9009        2508        259    1325  M247, GB
 34984        2238        358     602  TELLCOM-AS, TR
 58224        1696        903     577  TCI, IR
 61317        1668        223     931  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        8914       3461     572  Uninet S.A. de C.V., MX
 10620        3252        493     812  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1635        288     454  Mega Cable, S.A. de C.V., MX
  6503        1523        359     473  Axtel, S.A.B. de C.V., MX
 28573        1431       2310     256  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1132       2351     137  TIM SA, BR
  6147        1086        369      22  Telefonica del Peru S.A.A., PE
 11664         956        187     443  Techtel LMDS Comunicaciones Interactiva

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1636        393      21  LINKdotNET-AS, EG
 24835        1551        503      32  RAYA-AS, EG
 36992        1288       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         812         68      11  ORANGE-COTE-IVOIRE, CI
 36935         655        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         514         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ
  2018         343        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        8914       3461     572  Uninet S.A. de C.V., MX
  9808        8504       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8234       1097    3289  TTNET, TR
 12479        6870       1726     143  UNI2-AS, ES
  7545        5835        786     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5778       9982    2535  AMAZON-02, US
 11492        4671        309     788  CABLEONE, US
 22773        4071       3078     375  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3892       3197     558  AKAMAI-ASN1, NL

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        8504         8456  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6870         6727  UNI2-AS, ES
  7545        5835         5156  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8234         4945  TTNET, TR
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4671         3883  CABLEONE, US
  4538        3864         3791  ERX-CERNET-BKB China Education and Research Net
 22773        4071         3696  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3620         3601  VIETEL-AS-AP Viettel Group, VN
  7713        3498         3441  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
    398418  UNALLOCATED  8.2.200.0/24              2914  NTT-COMMUNICATIONS-2914, US
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24              174  COGENT-174, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
     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

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      /11:99      /12:305     
/13:597     /14:1210    /15:2080    /16:13576   /17:8232    /18:13881   
/19:25242   /20:42438   /21:51407   /22:107220  /23:94143   /24:512799  
/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        7402        8234  TTNET, TR
 12479        5836        6870  UNI2-AS, ES
 11492        3610        4671  CABLEONE, US
  8151        3300        8914  Uninet S.A. de C.V., MX
  6327        3179        3370  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3004        4071  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2757        3293  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)
----------------------------------------------

   1:1909      2:1054      3:145       4:19        5:3650      6:100    
   7:5         8:1525      9:1        11:172      12:1712     13:401    
  14:2247     15:118      16:24       17:373      18:121      20:126    
  21:4        22:188      23:5232     24:2414     25:2        27:2623   
  29:19       31:2368     32:103      34:1        35:47       36:1663   
  37:3899     38:2335     39:611      40:152      41:3829     42:1043   
  43:2087     44:293      45:15533    46:3709     47:320      48:1      
  49:1656     50:1845     51:100      52:1301     54:282      55:738    
  56:13       57:58       58:1809     59:1092     60:931      61:2219   
  62:2342     63:1958     64:5427     65:2361     66:4921     67:2890   
  68:1165     69:4107     70:1353     71:684      72:3159     74:2635   
  75:1496     76:699      77:2040     78:3877     79:2593     80:1864   
  81:1659     82:1376     83:1170     84:1295     85:3610     86:714    
  87:1873     88:2688     89:3083     90:500      91:7436     92:1825   
  93:2574     94:3155     95:4524     96:1295     97:347      98:976    
  99:943     100:75      101:1053    102:1759    103:27429   104:4056   
 105:437     106:826     107:2389    108:732     109:3939    110:1940   
 111:3077    112:1962    113:1326    114:1512    115:2109    116:1856   
 117:2428    118:2271    119:1882    120:1558    121:1064    122:2520   
 123:2164    124:1540    125:1938    128:1411    129:1114    130:907    
 131:2052    132:777     133:364     134:1900    135:318     136:790    
 137:1007    138:2434    139:1219    140:834     141:1295    142:1215   
 143:1392    144:1275    145:326     146:1566    147:1454    148:2237   
 149:1492    150:842     151:1091    152:1662    153:511     154:3149   
 155:1360    156:1729    157:1183    158:982     159:2052    160:2329   
 161:1226    162:3357    163:1114    164:1653    165:1478    166:592    
 167:1693    168:3651    169:687     170:4344    171:805     172:2776   
 173:2997    174:1005    175:1139    176:3361    177:4521    178:3002   
 179:1971    180:2333    181:2611    182:3086    183:1916    184:2416   
 185:19001   186:4240    187:3217    188:3570    189:2930    190:8744   
 191:1308    192:10938   193:8407    194:6846    195:4894    196:2878   
 197:2178    198:6074    199:5971    200:7364    201:5481    202:10440  
 203:10216   204:4533    205:3371    206:3801    207:3373    208:4007   
 209:4744    210:4211    211:2429    212:3772    213:3388    214:1160   
 215:63      216:6397    217:2628    218:1195    219:567     220:2007   
 221:975     222:838     223:1962   

End of report


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