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

REN Routing Table Report cscora at frr.nsrc.org
Sun Oct 24 21:13:08 UTC 2021


Global R&E Routing Table Report   21:10 GMT Sun 24 Oct, 2021

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

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

BGP routing table entries examined:                              872835
    Prefixes after maximum aggregation (per Origin AS):          330965
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      419298
Total ASes present in the Internet Routing Table:                 72148
    Prefixes per ASN:                                             12.10
Origin-only ASes present in the Internet Routing Table:           61982
Origin ASes announcing only one prefix:                           25512
Transit ASes present in the Internet Routing Table:               10166
Transit-only ASes present in the Internet Routing Table:            355
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:              1202
    Number of instances of unregistered ASNs:                      1204
Number of 32-bit ASNs allocated by the RIRs:                      37643
Number of 32-bit ASNs visible in the Routing Table:               31193
Prefixes from 32-bit ASNs in the Routing Table:                  143216
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            417
Number of addresses announced to Internet:                   3071929088
    Equivalent to 183 /8s, 25 /16s and 235 /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:      294781

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

Prefixes being announced by APNIC Region ASes:                   228571
    Total APNIC prefixes after maximum aggregation:               64107
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          224301
    Unique aggregates announced from the APNIC address blocks:    92319
APNIC Region origin ASes present in the Internet Routing Table:   12018
    APNIC Prefixes per ASN:                                       18.66
APNIC Region origin ASes announcing only one prefix:               3405
APNIC Region transit ASes present in the Internet Routing Table:   1691
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:   7209
Number of APNIC addresses announced to Internet:              773616128
    Equivalent to 46 /8s, 28 /16s and 114 /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:                    254746
    Total ARIN prefixes after maximum aggregation:               117394
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254597
    Unique aggregates announced from the ARIN address blocks:    121897
ARIN Region origin ASes present in the Internet Routing Table:    18917
    ARIN Prefixes per ASN:                                        13.46
ARIN Region origin ASes announcing only one prefix:                6850
ARIN Region transit ASes present in the Internet Routing Table:    1927
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:    4170
Number of ARIN addresses announced to Internet:              1301448704
    Equivalent to 77 /8s, 146 /16s and 136 /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:                    249983
    Total RIPE prefixes after maximum aggregation:               116703
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           246266
    Unique aggregates announced from the RIPE address blocks:    146210
RIPE Region origin ASes present in the Internet Routing Table:    28093
    RIPE Prefixes per ASN:                                         8.77
RIPE Region origin ASes announcing only one prefix:               12097
RIPE Region transit ASes present in the Internet Routing Table:    3922
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:   10485
Number of RIPE addresses announced to Internet:               712162304
    Equivalent to 42 /8s, 114 /16s and 188 /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:                  111575
    Total LACNIC prefixes after maximum aggregation:              26760
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         112459
    Unique aggregates announced from the LACNIC address blocks:   47335
LACNIC Region origin ASes present in the Internet Routing Table:  10763
    LACNIC Prefixes per ASN:                                      10.45
LACNIC Region origin ASes announcing only one prefix:              2613
LACNIC Region transit ASes present in the Internet Routing Table:  2119
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:  8438
Number of LACNIC addresses announced to Internet:             176285184
    Equivalent to 10 /8s, 129 /16s and 230 /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:                  26758
    Total AfriNIC prefixes after maximum aggregation:              5224
    AfriNIC Deaggregation factor:                                  5.12
Prefixes being announced from the AfriNIC address blocks:         34794
    Unique aggregates announced from the AfriNIC address blocks:  11176
AfriNIC Region origin ASes present in the Internet Routing Table:  1561
    AfriNIC Prefixes per ASN:                                     22.29
AfriNIC Region origin ASes announcing only one prefix:              547
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:  891
Number of AfriNIC addresses announced to Internet:            108132608
    Equivalent to 6 /8s, 113 /16s and 249 /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        8506       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5835        786     678  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3865       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3620       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3506       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        2165        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        5804       9988    2531  AMAZON-02, US
 11492        4651        308     792  CABLEONE, US
 22773        4090       3081     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3639       1880    2534  AKAMAI-AS, US
  6327        3370       1318      68  SHAW, CA
   749        2666      50722    1922  DNIC-AS-00749, US
 30036        2584        373     195  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       5028     445  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2244      24160    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        8219       1095    3294  TTNET, TR
 12479        6865       1726     143  UNI2-AS, ES
 20940        3891       3198     562  AKAMAI-ASN1, NL
  8551        3289        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2901       2283     897  ROSTELECOM-AS, RU
  9009        2511        259    1326  M247, GB
 34984        2239        358     603  TELLCOM-AS, TR
 58224        1696        903     577  TCI, IR
 61317        1673        223     932  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        8906       3461     573  Uninet S.A. de C.V., MX
 10620        3415        520     713  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1643        297     457  Mega Cable, S.A. de C.V., MX
  6503        1523        359     473  Axtel, S.A.B. de C.V., MX
 28573        1430       2309     254  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1131       2351     136  TIM SA, BR
  6147        1085        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        1635        393      21  LINKdotNET-AS, EG
 24835        1551        503      32  RAYA-AS, EG
 36992        1287       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         611       1863      34  IAM-AS, MA
 15399         514         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ
  2018         344        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        8906       3461     573  Uninet S.A. de C.V., MX
  9808        8506       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8219       1095    3294  TTNET, TR
 12479        6865       1726     143  UNI2-AS, ES
  7545        5835        786     678  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5804       9988    2531  AMAZON-02, US
 11492        4651        308     792  CABLEONE, US
 22773        4090       3081     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3891       3198     562  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        8506         8458  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6865         6722  UNI2-AS, ES
  7545        5835         5157  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8219         4925  TTNET, TR
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4651         3859  CABLEONE, US
  4538        3865         3792  ERX-CERNET-BKB China Education and Research Net
 22773        4090         3708  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3620         3601  VIETEL-AS-AP Viettel Group, VN
  7713        3506         3449  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     /14:1211    /15:2079    /16:13585   /17:8249    /18:13902   
/19:25253   /20:42453   /21:51425   /22:107271  /23:94058   /24:512277  
/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        7389        8219  TTNET, TR
 12479        5826        6865  UNI2-AS, ES
 11492        3603        4651  CABLEONE, US
  8151        3293        8906  Uninet S.A. de C.V., MX
  6327        3179        3370  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3010        4090  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2753        3289  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2238        2584  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      2:1050      3:145       4:19        5:3661      6:85     
   7:5         8:1522      9:1        11:172      12:1713     13:404    
  14:2246     15:118      16:24       17:372      18:122      20:126    
  21:4        22:188      23:5224     24:2415     25:2        27:2618   
  29:19       31:2367     32:103      34:1        35:47       36:1670   
  37:3897     38:2324     39:604      40:151      41:3850     42:1043   
  43:2079     44:290      45:15557    46:3695     47:319      48:1      
  49:1638     50:1842     51:100      52:1301     54:280      55:735    
  56:13       57:59       58:1807     59:1089     60:932      61:2220   
  62:2315     63:1959     64:5396     65:2364     66:4926     67:2889   
  68:1167     69:4107     70:1355     71:685      72:3161     74:2634   
  75:1495     76:699      77:2045     78:3876     79:2589     80:1856   
  81:1648     82:1345     83:1167     84:1292     85:3612     86:717    
  87:1878     88:2693     89:3073     90:503      91:7428     92:1837   
  93:2573     94:3145     95:4523     96:1290     97:347      98:975    
  99:953     100:75      101:1053    102:1751    103:27391   104:4056   
 105:436     106:800     107:2392    108:733     109:3930    110:1939   
 111:3070    112:1963    113:1294    114:1512    115:2106    116:1853   
 117:2430    118:2263    119:1878    120:1553    121:1063    122:2520   
 123:2165    124:1539    125:1931    128:1411    129:1167    130:905    
 131:2064    132:779     133:364     134:1904    135:318     136:784    
 137:1001    138:2436    139:1214    140:831     141:1288    142:1212   
 143:1375    144:1272    145:326     146:1564    147:1461    148:2241   
 149:1491    150:844     151:1091    152:1661    153:511     154:3143   
 155:1367    156:1768    157:1185    158:994     159:2051    160:2344   
 161:1244    162:3353    163:1120    164:1650    165:1478    166:584    
 167:1694    168:3649    169:692     170:4332    171:810     172:2769   
 173:2979    174:1004    175:1137    176:3353    177:4538    178:3005   
 179:1944    180:2332    181:2666    182:3084    183:1912    184:2414   
 185:18963   186:4234    187:3204    188:3568    189:2918    190:8718   
 191:1310    192:10855   193:8406    194:6838    195:4891    196:2877   
 197:2178    198:6024    199:5933    200:7327    201:5497    202:10442  
 203:10223   204:4522    205:3378    206:3801    207:3363    208:4000   
 209:4742    210:4209    211:2425    212:3773    213:3386    214:1165   
 215:62      216:6380    217:2625    218:1195    219:567     220:2006   
 221:977     222:838     223:1961   

End of report


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