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

REN Routing Table Report cscora at frr.nsrc.org
Fri Oct 29 21:13:27 UTC 2021


Global R&E Routing Table Report   21:10 GMT Fri 29 Oct, 2021

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

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

BGP routing table entries examined:                              873549
    Prefixes after maximum aggregation (per Origin AS):          331733
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      419983
Total ASes present in the Internet Routing Table:                 72211
    Prefixes per ASN:                                             12.10
Origin-only ASes present in the Internet Routing Table:           62032
Origin ASes announcing only one prefix:                           25529
Transit ASes present in the Internet Routing Table:               10179
Transit-only ASes present in the Internet Routing Table:            357
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:              1198
    Number of instances of unregistered ASNs:                      1200
Number of 32-bit ASNs allocated by the RIRs:                      37684
Number of 32-bit ASNs visible in the Routing Table:               31251
Prefixes from 32-bit ASNs in the Routing Table:                  143561
Number of bogon 32-bit ASNs visible in the Routing Table:            45
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            419
Number of addresses announced to Internet:                   3072264960
    Equivalent to 183 /8s, 31 /16s and 11 /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:      294828

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

Prefixes being announced by APNIC Region ASes:                   229009
    Total APNIC prefixes after maximum aggregation:               64266
    APNIC Deaggregation factor:                                    3.56
Prefixes being announced from the APNIC address blocks:          224668
    Unique aggregates announced from the APNIC address blocks:    92475
APNIC Region origin ASes present in the Internet Routing Table:   12048
    APNIC Prefixes per ASN:                                       18.65
APNIC Region origin ASes announcing only one prefix:               3422
APNIC Region transit ASes present in the Internet Routing Table:   1695
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7244
Number of APNIC addresses announced to Internet:              773565440
    Equivalent to 46 /8s, 27 /16s and 172 /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:                    255170
    Total ARIN prefixes after maximum aggregation:               117775
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255107
    Unique aggregates announced from the ARIN address blocks:    122201
ARIN Region origin ASes present in the Internet Routing Table:    18926
    ARIN Prefixes per ASN:                                        13.48
ARIN Region origin ASes announcing only one prefix:                6848
ARIN Region transit ASes present in the Internet Routing Table:    1930
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:    4179
Number of ARIN addresses announced to Internet:              1301773056
    Equivalent to 77 /8s, 151 /16s and 123 /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:                    250355
    Total RIPE prefixes after maximum aggregation:               116761
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           246557
    Unique aggregates announced from the RIPE address blocks:    146228
RIPE Region origin ASes present in the Internet Routing Table:    28085
    RIPE Prefixes per ASN:                                         8.78
RIPE Region origin ASes announcing only one prefix:               12087
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:   10475
Number of RIPE addresses announced to Internet:               712221184
    Equivalent to 42 /8s, 115 /16s and 162 /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:                  111049
    Total LACNIC prefixes after maximum aggregation:              26909
    LACNIC Deaggregation factor:                                   4.13
Prefixes being announced from the LACNIC address blocks:         111938
    Unique aggregates announced from the LACNIC address blocks:   47454
LACNIC Region origin ASes present in the Internet Routing Table:  10792
    LACNIC Prefixes per ASN:                                      10.37
LACNIC Region origin ASes announcing only one prefix:              2626
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:                        54
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8460
Number of LACNIC addresses announced to Internet:             176239616
    Equivalent to 10 /8s, 129 /16s and 52 /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:                  26768
    Total AfriNIC prefixes after maximum aggregation:              5249
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         34859
    Unique aggregates announced from the AfriNIC address blocks:  11264
AfriNIC Region origin ASes present in the Internet Routing Table:  1565
    AfriNIC Prefixes per ASN:                                     22.27
AfriNIC Region origin ASes announcing only one prefix:              546
AfriNIC Region transit ASes present in the Internet Routing Table:  315
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:            108186112
    Equivalent to 6 /8s, 114 /16s and 202 /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        8552       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5839        786     679  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3864       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3590       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3498       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3049       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2254      11374     574  KIXS-AS-KR Korea Telecom, KR
  9498        2166        472     237  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2125        429     203  TATACOMM-AS TATA Communications formerl
 45090        2120       1197      71  TENCENT-NET-AP Shenzhen Tencent Compute

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        5825       9990    2553  AMAZON-02, US
 11492        4643        307     802  CABLEONE, US
 22773        4064       3074     374  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 16625        3654       1886    2545  AKAMAI-AS, US
  6327        3372       1318      68  SHAW, CA
   749        2876      50735    2132  DNIC-AS-00749, US
 30036        2594        375     164  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       5027     442  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2249      24165    1435  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        8228       1097    3300  TTNET, TR
 12479        6881       1726     143  UNI2-AS, ES
 20940        3904       3198     560  AKAMAI-ASN1, NL
  8551        3292        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2906       2283     897  ROSTELECOM-AS, RU
  9009        2506        259    1324  M247, GB
 34984        2238        358     602  TELLCOM-AS, TR
 58224        1696        903     577  TCI, IR
 61317        1678        223     935  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        8562       3447     584  Uninet S.A. de C.V., MX
 10620        3251        492     815  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1636        288     453  Mega Cable, S.A. de C.V., MX
  6503        1526        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        1099        370      22  Telefonica del Peru S.A.A., PE
 11172         953        111      69  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        1605        393      21  LINKdotNET-AS, EG
 24835        1552        503      33  RAYA-AS, EG
 36992        1272       1414     268  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         812         68      11  ORANGE-COTE-IVOIRE, CI
 36935         670        523      44  Vodafone-, EG
  6713         611       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        8562       3447     584  Uninet S.A. de C.V., MX
  9808        8552       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        8228       1097    3300  TTNET, TR
 12479        6881       1726     143  UNI2-AS, ES
  7545        5839        786     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5825       9990    2553  AMAZON-02, US
 11492        4643        307     802  CABLEONE, US
 22773        4064       3074     374  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3904       3198     560  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        8552         8504  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6881         6738  UNI2-AS, ES
  7545        5839         5160  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8228         4928  TTNET, TR
  7155        3954         3924  VIASAT-SP-BACKBONE, US
 11492        4643         3841  CABLEONE, US
  4538        3864         3791  ERX-CERNET-BKB China Education and Research Net
 22773        4064         3690  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3590         3571  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    /15:2081    /16:13581   /17:8231    /18:13873   
/19:25247   /20:42446   /21:51291   /22:107225  /23:94209   /24:513083  
/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        7396        8228  TTNET, TR
 12479        5844        6881  UNI2-AS, ES
 11492        3597        4643  CABLEONE, US
  6327        3181        3372  SHAW, CA
  8151        3077        8562  Uninet S.A. de C.V., MX
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        3005        4064  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2756        3292  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2247        2594  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1881      2:1056      3:145       4:19        5:3658      6:100    
   7:5         8:1525      9:1        11:172      12:1712     13:406    
  14:2250     15:119      16:25       17:371      18:123      20:130    
  21:4        22:188      23:5243     24:2407     25:2        27:2621   
  29:19       31:2376     32:103      34:1        35:47       36:1663   
  37:3912     38:2341     39:611      40:150      41:3833     42:1041   
  43:2088     44:291      45:15594    46:3711     47:321      49:1656   
  50:1852     51:100      52:1308     54:283      55:739      56:4      
  57:59       58:1802     59:1100     60:935      61:2228     62:2349   
  63:1957     64:5433     65:2355     66:4935     67:2897     68:1168   
  69:4097     70:1354     71:685      72:3160     74:2633     75:1496   
  76:699      77:2061     78:3879     79:2590     80:1865     81:1652   
  82:1371     83:1173     84:1298     85:3606     86:713      87:1880   
  88:2694     89:3097     90:499      91:7444     92:1835     93:2576   
  94:3159     95:4528     96:1294     97:348      98:976      99:933    
 100:75      101:1050    102:1775    103:27463   104:4061    105:437    
 106:827     107:2388    108:739     109:3922    110:1948    111:3080   
 112:1961    113:1328    114:1514    115:2111    116:1855    117:2428   
 118:2271    119:1880    120:1571    121:1063    122:2523    123:2164   
 124:1540    125:1942    128:1410    129:1105    130:909     131:2060   
 132:780     133:364     134:1889    135:318     136:789     137:1011   
 138:2438    139:1221    140:830     141:1292    142:1218    143:1378   
 144:1273    145:326     146:1568    147:1464    148:2241    149:1482   
 150:843     151:1092    152:1659    153:511     154:3197    155:1353   
 156:1795    157:1176    158:982     159:2053    160:2313    161:1258   
 162:3362    163:1117    164:1659    165:1490    166:595     167:1688   
 168:3651    169:683     170:4343    171:804     172:2781    173:3005   
 174:1006    175:1138    176:3378    177:4499    178:3019    179:1948   
 180:2339    181:2621    182:3101    183:1916    184:2418    185:18978  
 186:4240    187:3245    188:3576    189:2838    190:8724    191:1311   
 192:10970   193:8410    194:6862    195:4893    196:2883    197:2181   
 198:6079    199:5971    200:7379    201:5355    202:10454   203:10209  
 204:4512    205:3387    206:3805    207:3374    208:4008    209:4727   
 210:4214    211:2430    212:3780    213:3393    214:1155    215:64     
 216:6395    217:2624    218:1197    219:566     220:2011    221:976    
 222:846     223:1966   

End of report


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