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

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


Global R&E Routing Table Report   21:10 GMT Thu 28 Oct, 2021

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

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

BGP routing table entries examined:                              875334
    Prefixes after maximum aggregation (per Origin AS):          331649
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      419994
Total ASes present in the Internet Routing Table:                 72189
    Prefixes per ASN:                                             12.13
Origin-only ASes present in the Internet Routing Table:           62017
Origin ASes announcing only one prefix:                           25521
Transit ASes present in the Internet Routing Table:               10172
Transit-only ASes present in the Internet Routing Table:            358
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:              1195
    Number of instances of unregistered ASNs:                      1197
Number of 32-bit ASNs allocated by the RIRs:                      37674
Number of 32-bit ASNs visible in the Routing Table:               31231
Prefixes from 32-bit ASNs in the Routing Table:                  143395
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:            430
Number of addresses announced to Internet:                   3071929600
    Equivalent to 183 /8s, 25 /16s and 237 /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:      296078

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

Prefixes being announced by APNIC Region ASes:                   228896
    Total APNIC prefixes after maximum aggregation:               64223
    APNIC Deaggregation factor:                                    3.56
Prefixes being announced from the APNIC address blocks:          224599
    Unique aggregates announced from the APNIC address blocks:    92449
APNIC Region origin ASes present in the Internet Routing Table:   12043
    APNIC Prefixes per ASN:                                       18.65
APNIC Region origin ASes announcing only one prefix:               3426
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:   7236
Number of APNIC addresses announced to Internet:              773471744
    Equivalent to 46 /8s, 26 /16s and 62 /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:                    255112
    Total ARIN prefixes after maximum aggregation:               117766
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255014
    Unique aggregates announced from the ARIN address blocks:    122186
ARIN Region origin ASes present in the Internet Routing Table:    18928
    ARIN Prefixes per ASN:                                        13.47
ARIN Region origin ASes announcing only one prefix:                6848
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:    4178
Number of ARIN addresses announced to Internet:              1301512704
    Equivalent to 77 /8s, 147 /16s and 130 /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:                    250307
    Total RIPE prefixes after maximum aggregation:               116754
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           246527
    Unique aggregates announced from the RIPE address blocks:    146294
RIPE Region origin ASes present in the Internet Routing Table:    28079
    RIPE Prefixes per ASN:                                         8.78
RIPE Region origin ASes announcing only one prefix:               12081
RIPE Region transit ASes present in the Internet Routing Table:    3917
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:   10472
Number of RIPE addresses announced to Internet:               712080640
    Equivalent to 42 /8s, 113 /16s and 125 /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:                  113089
    Total LACNIC prefixes after maximum aggregation:              26893
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         113982
    Unique aggregates announced from the LACNIC address blocks:   47455
LACNIC Region origin ASes present in the Internet Routing Table:  10783
    LACNIC Prefixes per ASN:                                      10.57
LACNIC Region origin ASes announcing only one prefix:              2623
LACNIC Region transit ASes present in the Internet Routing Table:  2128
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        54
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8454
Number of LACNIC addresses announced to Internet:             176407808
    Equivalent to 10 /8s, 131 /16s and 197 /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:                  26735
    Total AfriNIC prefixes after maximum aggregation:              5238
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         34781
    Unique aggregates announced from the AfriNIC address blocks:  11237
AfriNIC Region origin ASes present in the Internet Routing Table:  1559
    AfriNIC Prefixes per ASN:                                     22.31
AfriNIC Region origin ASes announcing only one prefix:              543
AfriNIC Region transit ASes present in the Internet Routing Table:  317
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:            108174848
    Equivalent to 6 /8s, 114 /16s and 158 /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        8561       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5837        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        3047       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        2121       1197      72  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        5812       9985    2531  AMAZON-02, US
 11492        4643        307     802  CABLEONE, US
 22773        4062       3073     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 16625        3649       1884    2542  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        2523       5028     443  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2250      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        8232       1097    3296  TTNET, TR
 12479        6870       1726     143  UNI2-AS, ES
 20940        3903       3198     560  AKAMAI-ASN1, NL
  8551        3293        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2906       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        1676        224     940  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       10509       3462     577  Uninet S.A. de C.V., MX
 10620        3247        492     814  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1634        288     454  Mega Cable, S.A. de C.V., MX
  6503        1524        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        1096        369      22  Telefonica del Peru S.A.A., PE
 11664         957        187     444  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      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         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       10509       3462     577  Uninet S.A. de C.V., MX
  9808        8561       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        8232       1097    3296  TTNET, TR
 12479        6870       1726     143  UNI2-AS, ES
  7545        5837        786     679  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5812       9985    2531  AMAZON-02, US
 11492        4643        307     802  CABLEONE, US
 22773        4062       3073     376  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3954        264      30  VIASAT-SP-BACKBONE, US
 20940        3903       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        8561         8513  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6870         6727  UNI2-AS, ES
  7545        5837         5158  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8232         4936  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        4062         3686  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    /15:2080    /16:13575   /17:8236    /18:13884   
/19:25252   /20:42699   /21:51485   /22:107445  /23:94733   /24:513663  
/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        8232  TTNET, TR
 12479        5833        6870  UNI2-AS, ES
  8151        4339       10509  Uninet S.A. de C.V., MX
 11492        3597        4643  CABLEONE, US
  6327        3181        3372  SHAW, CA
  7155        3044        3954  VIASAT-SP-BACKBONE, US
 22773        3003        4062  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2757        3293  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)
----------------------------------------------

   1:1910      2:1056      3:145       4:19        5:3659      6:100    
   7:5         8:1525      9:1        11:172      12:1712     13:405    
  14:2248     15:119      16:25       17:371      18:123      20:125    
  21:4        22:188      23:5240     24:2409     25:2        27:2625   
  29:19       31:2375     32:103      34:1        35:47       36:1663   
  37:3907     38:2342     39:612      40:150      41:3818     42:1041   
  43:2086     44:292      45:15595    46:3712     47:321      49:1656   
  50:1849     51:100      52:1307     54:283      55:738      56:13     
  57:59       58:1806     59:1095     60:933      61:2220     62:2347   
  63:1957     64:5431     65:2359     66:4938     67:2898     68:1168   
  69:4098     70:1354     71:685      72:3159     74:2633     75:1496   
  76:699      77:2057     78:3878     79:2591     80:1865     81:1655   
  82:1371     83:1174     84:1296     85:3606     86:713      87:1876   
  88:2694     89:3093     90:498      91:7443     92:1830     93:2576   
  94:3157     95:4527     96:1294     97:348      98:976      99:937    
 100:75      101:1050    102:1769    103:27407   104:4061    105:437    
 106:825     107:2391    108:732     109:3925    110:1949    111:3079   
 112:1961    113:1326    114:1510    115:2110    116:1855    117:2428   
 118:2272    119:1881    120:1571    121:1063    122:2522    123:2162   
 124:1541    125:1940    128:1408    129:1112    130:908     131:2060   
 132:780     133:364     134:1894    135:318     136:790     137:1007   
 138:2433    139:1223    140:826     141:1291    142:1215    143:1382   
 144:1269    145:327     146:1568    147:1464    148:2248    149:1488   
 150:840     151:1091    152:1663    153:511     154:3151    155:1357   
 156:1796    157:1183    158:981     159:2052    160:2310    161:1257   
 162:3364    163:1117    164:1651    165:1489    166:593     167:1694   
 168:3648    169:686     170:4345    171:803     172:2782    173:3021   
 174:1005    175:1138    176:3378    177:4516    178:3014    179:1946   
 180:2337    181:2617    182:3102    183:1916    184:2418    185:18990  
 186:4248    187:3474    188:3569    189:3069    190:8745    191:1313   
 192:10965   193:8416    194:6863    195:4889    196:2870    197:2180   
 198:6077    199:5977    200:7380    201:5620    202:10452   203:10209  
 204:4522    205:3385    206:3780    207:3373    208:4009    209:4729   
 210:4211    211:2428    212:3779    213:3396    214:1154    215:61     
 216:6355    217:2623    218:1196    219:566     220:2006    221:976    
 222:846     223:1965   

End of report


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