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

REN Routing Table Report cscora at frr.nsrc.org
Mon Oct 25 21:13:21 UTC 2021


Global R&E Routing Table Report   21:10 GMT Mon 25 Oct, 2021

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

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

BGP routing table entries examined:                              873409
    Prefixes after maximum aggregation (per Origin AS):          331215
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      419701
Total ASes present in the Internet Routing Table:                 72176
    Prefixes per ASN:                                             12.10
Origin-only ASes present in the Internet Routing Table:           62008
Origin ASes announcing only one prefix:                           25533
Transit ASes present in the Internet Routing Table:               10168
Transit-only ASes present in the Internet Routing Table:            351
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:                      1207
Number of 32-bit ASNs allocated by the RIRs:                      37644
Number of 32-bit ASNs visible in the Routing Table:               31211
Prefixes from 32-bit ASNs in the Routing Table:                  143231
Number of bogon 32-bit ASNs visible in the Routing Table:            48
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            419
Number of addresses announced to Internet:                   3072318464
    Equivalent to 183 /8s, 31 /16s and 220 /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:      295017

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

Prefixes being announced by APNIC Region ASes:                   228684
    Total APNIC prefixes after maximum aggregation:               64140
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          224432
    Unique aggregates announced from the APNIC address blocks:    92341
APNIC Region origin ASes present in the Internet Routing Table:   12025
    APNIC Prefixes per ASN:                                       18.66
APNIC Region origin ASes announcing only one prefix:               3414
APNIC Region transit ASes present in the Internet Routing Table:   1693
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:   7216
Number of APNIC addresses announced to Internet:              773584128
    Equivalent to 46 /8s, 27 /16s and 245 /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:                    255012
    Total ARIN prefixes after maximum aggregation:               117656
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           254948
    Unique aggregates announced from the ARIN address blocks:    122186
ARIN Region origin ASes present in the Internet Routing Table:    18920
    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:    1926
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:    4169
Number of ARIN addresses announced to Internet:              1301570816
    Equivalent to 77 /8s, 148 /16s and 101 /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:                    250129
    Total RIPE prefixes after maximum aggregation:               116682
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           246402
    Unique aggregates announced from the RIPE address blocks:    146223
RIPE Region origin ASes present in the Internet Routing Table:    28098
    RIPE Prefixes per ASN:                                         8.77
RIPE Region origin ASes announcing only one prefix:               12100
RIPE Region transit ASes present in the Internet Routing Table:    3923
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:   10484
Number of RIPE addresses announced to Internet:               712228608
    Equivalent to 42 /8s, 115 /16s and 191 /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:                  111703
    Total LACNIC prefixes after maximum aggregation:              26745
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         112589
    Unique aggregates announced from the LACNIC address blocks:   47447
LACNIC Region origin ASes present in the Internet Routing Table:  10787
    LACNIC Prefixes per ASN:                                      10.44
LACNIC Region origin ASes announcing only one prefix:              2624
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:  8456
Number of LACNIC addresses announced to Internet:             176468224
    Equivalent to 10 /8s, 132 /16s and 177 /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:                  26677
    Total AfriNIC prefixes after maximum aggregation:              5215
    AfriNIC Deaggregation factor:                                  5.12
Prefixes being announced from the AfriNIC address blocks:         34618
    Unique aggregates announced from the AfriNIC address blocks:  11141
AfriNIC Region origin ASes present in the Internet Routing Table:  1554
    AfriNIC Prefixes per ASN:                                     22.28
AfriNIC Region origin ASes announcing only one prefix:              546
AfriNIC Region transit ASes present in the Internet Routing Table:  313
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:  886
Number of AfriNIC addresses announced to Internet:            108182784
    Equivalent to 6 /8s, 114 /16s and 189 /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        8502       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        3500       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        5803       9986    2534  AMAZON-02, US
 11492        4671        309     788  CABLEONE, US
 22773        4090       3081     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3639       1881    2534  AKAMAI-AS, US
  6327        3370       1318      68  SHAW, CA
   749        2876      50735    2132  DNIC-AS-00749, US
 30036        2586        374     189  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2525       5028     445  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2245      24160    1436  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        8230       1096    3290  TTNET, TR
 12479        6863       1726     143  UNI2-AS, ES
 20940        3877       3197     552  AKAMAI-ASN1, NL
  8551        3290        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2901       2283     897  ROSTELECOM-AS, RU
  9009        2507        259    1324  M247, GB
 34984        2238        358     602  TELLCOM-AS, TR
 58224        1696        903     577  TCI, IR
 61317        1673        223     933  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        8907       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        1431       2310     256  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         656        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        8907       3461     573  Uninet S.A. de C.V., MX
  9808        8502       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8230       1096    3290  TTNET, TR
 12479        6863       1726     143  UNI2-AS, ES
  7545        5835        786     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5803       9986    2534  AMAZON-02, US
 11492        4671        309     788  CABLEONE, US
 22773        4090       3081     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3877       3197     552  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        8502         8454  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6863         6720  UNI2-AS, ES
  7545        5835         5156  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8230         4940  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        4090         3708  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3620         3601  VIETEL-AS-AP Viettel Group, VN
  7713        3500         3443  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    /15:2075    /16:13580   /17:8224    /18:13885   
/19:25247   /20:42494   /21:51449   /22:107333  /23:94189   /24:512651  
/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        7400        8230  TTNET, TR
 12479        5829        6863  UNI2-AS, ES
 11492        3610        4671  CABLEONE, US
  8151        3294        8907  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        2754        3290  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2239        2586  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      2:1051      3:145       4:19        5:3662      6:100    
   7:5         8:1523      9:1        11:172      12:1712     13:404    
  14:2248     15:118      16:24       17:373      18:121      20:126    
  21:4        22:188      23:5226     24:2412     25:2        27:2622   
  29:19       31:2370     32:103      34:1        35:47       36:1663   
  37:3904     38:2343     39:605      40:151      41:3827     42:1037   
  43:2085     44:289      45:15530    46:3704     47:319      48:1      
  49:1654     50:1846     51:100      52:1303     54:282      55:734    
  56:13       57:59       58:1808     59:1089     60:931      61:2220   
  62:2339     63:1959     64:5421     65:2363     66:4931     67:2895   
  68:1167     69:4109     70:1354     71:685      72:3160     74:2632   
  75:1495     76:699      77:2035     78:3875     79:2586     80:1861   
  81:1660     82:1378     83:1169     84:1294     85:3613     86:703    
  87:1876     88:2694     89:3078     90:501      91:7432     92:1823   
  93:2575     94:3148     95:4522     96:1290     97:347      98:976    
  99:944     100:75      101:1045    102:1755    103:27387   104:4060   
 105:436     106:813     107:2390    108:733     109:3937    110:1943   
 111:3100    112:1963    113:1294    114:1512    115:2113    116:1855   
 117:2427    118:2264    119:1882    120:1553    121:1064    122:2519   
 123:2164    124:1540    125:1936    128:1407    129:1115    130:909    
 131:2058    132:778     133:364     134:1905    135:318     136:786    
 137:1007    138:2437    139:1215    140:834     141:1291    142:1212   
 143:1381    144:1272    145:326     146:1563    147:1453    148:2240   
 149:1490    150:844     151:1089    152:1662    153:511     154:3110   
 155:1370    156:1729    157:1184    158:983     159:2051    160:2338   
 161:1228    162:3358    163:1116    164:1655    165:1477    166:584    
 167:1693    168:3642    169:688     170:4333    171:810     172:2773   
 173:2990    174:1005    175:1136    176:3355    177:4547    178:3006   
 179:1937    180:2332    181:2679    182:3085    183:1910    184:2415   
 185:18989   186:4237    187:3203    188:3567    189:2920    190:8745   
 191:1310    192:10947   193:8408    194:6846    195:4888    196:2882   
 197:2176    198:6074    199:5976    200:7366    201:5492    202:10434  
 203:10218   204:4529    205:3385    206:3802    207:3371    208:4006   
 209:4739    210:4204    211:2430    212:3775    213:3391    214:1162   
 215:63      216:6397    217:2637    218:1195    219:567     220:2006   
 221:975     222:838     223:1962   

End of report


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