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

REN Routing Table Report cscora at frr.nsrc.org
Tue Sep 14 21:12:52 UTC 2021


Global R&E Routing Table Report   21:10 GMT Tue 14 Sep, 2021

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

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

BGP routing table entries examined:                              866550
    Prefixes after maximum aggregation (per Origin AS):          327221
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      414201
Total ASes present in the Internet Routing Table:                 71981
    Prefixes per ASN:                                             12.04
Origin-only ASes present in the Internet Routing Table:           61892
Origin ASes announcing only one prefix:                           25550
Transit ASes present in the Internet Routing Table:               10089
Transit-only ASes present in the Internet Routing Table:            339
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      38
    Max AS path prepend of ASN (141827)                              33
Prefixes from unregistered ASNs in the Routing Table:              1248
    Number of instances of unregistered ASNs:                      1254
Number of 32-bit ASNs allocated by the RIRs:                      37205
Number of 32-bit ASNs visible in the Routing Table:               30904
Prefixes from 32-bit ASNs in the Routing Table:                  141002
Number of bogon 32-bit ASNs visible in the Routing Table:            50
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            478
Number of addresses announced to Internet:                   3039348480
    Equivalent to 181 /8s, 40 /16s and 199 /24s
    Percentage of available address space announced:               82.1
    Percentage of allocated address space announced:               82.1
    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:      292849

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

Prefixes being announced by APNIC Region ASes:                   227666
    Total APNIC prefixes after maximum aggregation:               63627
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          223431
    Unique aggregates announced from the APNIC address blocks:    90831
APNIC Region origin ASes present in the Internet Routing Table:   11914
    APNIC Prefixes per ASN:                                       18.75
APNIC Region origin ASes announcing only one prefix:               3388
APNIC Region transit ASes present in the Internet Routing Table:   1656
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7092
Number of APNIC addresses announced to Internet:              774322688
    Equivalent to 46 /8s, 39 /16s and 58 /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, 131072-147769
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:                    251851
    Total ARIN prefixes after maximum aggregation:               115131
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           251628
    Unique aggregates announced from the ARIN address blocks:    119847
ARIN Region origin ASes present in the Internet Routing Table:    18903
    ARIN Prefixes per ASN:                                        13.31
ARIN Region origin ASes announcing only one prefix:                6891
ARIN Region transit ASes present in the Internet Routing Table:    1941
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:    4103
Number of ARIN addresses announced to Internet:              1268398592
    Equivalent to 75 /8s, 154 /16s and 58 /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:                    248211
    Total RIPE prefixes after maximum aggregation:               115878
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           244518
    Unique aggregates announced from the RIPE address blocks:    144956
RIPE Region origin ASes present in the Internet Routing Table:    28042
    RIPE Prefixes per ASN:                                         8.72
RIPE Region origin ASes announcing only one prefix:               12071
RIPE Region transit ASes present in the Internet Routing Table:    3902
Average RIPE Region AS path length visible:                         4.6
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10399
Number of RIPE addresses announced to Internet:               711627520
    Equivalent to 42 /8s, 106 /16s and 147 /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:                  111237
    Total LACNIC prefixes after maximum aggregation:              26566
    LACNIC Deaggregation factor:                                   4.19
Prefixes being announced from the LACNIC address blocks:         112293
    Unique aggregates announced from the LACNIC address blocks:   47152
LACNIC Region origin ASes present in the Internet Routing Table:  10785
    LACNIC Prefixes per ASN:                                      10.41
LACNIC Region origin ASes announcing only one prefix:              2659
LACNIC Region transit ASes present in the Internet Routing Table:  2096
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8439
Number of LACNIC addresses announced to Internet:             176474624
    Equivalent to 10 /8s, 132 /16s and 202 /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:                  26337
    Total AfriNIC prefixes after maximum aggregation:              5197
    AfriNIC Deaggregation factor:                                  5.07
Prefixes being announced from the AfriNIC address blocks:         34201
    Unique aggregates announced from the AfriNIC address blocks:  10993
AfriNIC Region origin ASes present in the Internet Routing Table:  1539
    AfriNIC Prefixes per ASN:                                     22.22
AfriNIC Region origin ASes announcing only one prefix:              541
AfriNIC Region transit ASes present in the Internet Routing Table:  310
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       31
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  871
Number of AfriNIC addresses announced to Internet:            108204288
    Equivalent to 6 /8s, 115 /16s and 17 /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        8341       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5812        785     673  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3860       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3659       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3524       1023      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        2886       1897      56  VNPT-AS-VN VNPT Corp, VN
  9498        2363        502     238  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2252      11374     578  KIXS-AS-KR Korea Telecom, KR
 45090        2121       1197      71  CNNIC-TENCENT-NET-AP Shenzhen Tencent C
  4755        2114        437     194  TATACOMM-AS TATA Communications formerl

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        5557       9711    2448  AMAZON-02, US
 11492        4641        307     755  CABLEONE, US
 22773        3999       3030     281  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3968        264      32  VIASAT-SP-BACKBONE, US
 16625        3595       1854    2500  AKAMAI-AS, US
  6327        3364       1313      62  SHAW, CA
 30036        2581        374     204  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2507       5029     447  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2242       3032     504  CHARTER-20115, US
  5972        2163        489     790  DNIC-ASBLK-05800-06055, 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        8210       1092    3309  TTNET, TR
 12479        6861       1726     143  UNI2-AS, ES
 20940        3783       3197     556  AKAMAI-ASN1, NL
  8551        3293        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3269        187      23  ALJAWWALSTC-AS, SA
 12389        2879       2279     894  ROSTELECOM-AS, RU
  9009        2523        263    1347  M247, GB
 34984        2229        357     600  TELLCOM-AS, TR
 61317        1761        259     966  ASDETUK www.heficed.com, GB
 58224        1638        891     571  TCI, IR

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        8545       3454     577  Uninet S.A. de C.V., MX
 10620        3420        523     671  Telmex Colombia S.A., CO
 11830        2494        369      62  Instituto Costarricense de Electricidad
 13999        1749        391     470  Mega Cable, S.A. de C.V., MX
  6503        1515        359     477  Axtel, S.A.B. de C.V., MX
 28573        1441       2300     229  CLARO S.A., BR
  3816        1240        652     152  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1131       2351     134  TIM SA, BR
  6147        1076        369      22  Telefonica del Peru S.A.A., PE
 11172         957        111      70  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        1635        393      20  LINKdotNET-AS, EG
 24835        1462        499      33  RAYA-AS, EG
 36992        1289       1417     272  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         775         68      11  ORANGE-COTE-IVOIRE, CI
  6713         612       1863      34  IAM-AS, MA
 36935         578        522      40  Vodafone-, EG
 15399         500         49      28  WANANCHI-, KE
 37342         469         32       1  MOVITEL, MZ
  2018         342        319      74  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        8545       3454     577  Uninet S.A. de C.V., MX
  9808        8341       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8210       1092    3309  TTNET, TR
 12479        6861       1726     143  UNI2-AS, ES
  7545        5812        785     673  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5557       9711    2448  AMAZON-02, US
 11492        4641        307     755  CABLEONE, US
 22773        3999       3030     281  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3968        264      32  VIASAT-SP-BACKBONE, US
  4538        3860       4192      73  ERX-CERNET-BKB China Education and Rese

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        8341         8293  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6861         6718  UNI2-AS, ES
  7545        5812         5139  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8210         4901  TTNET, TR
  7155        3968         3936  VIASAT-SP-BACKBONE, US
 11492        4641         3886  CABLEONE, US
  4538        3860         3787  ERX-CERNET-BKB China Education and Research Net
 22773        3999         3718  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3659         3640  VIETEL-AS-AP Viettel Group, VN
  7713        3524         3468  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
     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
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US
     32306  UNALLOCATED  8.46.80.0/24              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     
/13:589     /14:1191    /15:2041    /16:13418   /17:8206    /18:13855   
/19:25157   /20:42070   /21:51179   /22:106827  /23:92775   /24:508767  
/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        7374        8210  TTNET, TR
 12479        5783        6861  UNI2-AS, ES
 11492        3595        4641  CABLEONE, US
  6327        3176        3364  SHAW, CA
  7155        3056        3968  VIASAT-SP-BACKBONE, US
 22773        2987        3999  ASN-CXA-ALL-CCI-22773-RDC, US
  8151        2937        8545  Uninet S.A. de C.V., MX
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2758        3293  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2234        2581  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1907      2:1096      3:145       4:20        5:3589      6:84     
   7:5         8:1514      9:1        11:164      12:1738     13:388    
  14:2216     15:104      16:23       17:352      18:111      20:126    
  21:4        22:188      23:5075     24:2441     25:2        27:2593   
  29:19       31:2366     32:110      34:1        35:47       36:1676   
  37:3819     38:2224     39:638      40:166      41:3806     42:979    
  43:2078     44:287      45:15402    46:3696     47:354      48:7      
  49:1613     50:1813     51:100      52:1286     54:251      55:747    
  56:4        57:57       58:1793     59:1104     60:933      61:2196   
  62:2308     63:1959     64:5379     65:2359     66:5002     67:2889   
  68:1164     69:4094     70:1364     71:683      72:3159     74:2629   
  75:1501     76:696      77:2037     78:3793     79:2623     80:1872   
  81:1691     82:1358     83:1151     84:1309     85:3542     86:717    
  87:1831     88:2717     89:3036     90:516      91:7379     92:1822   
  93:2558     94:3147     95:4479     96:1301     97:345      98:977    
  99:958     100:76      101:1067    102:1696    103:27035   104:4021   
 105:437     106:824     107:2332    108:728     109:3879    110:1946   
 111:3118    112:1932    113:1261    114:1483    115:2108    116:1824   
 117:2412    118:2243    119:1887    120:1515    121:1055    122:2508   
 123:2168    124:1544    125:1957    128:1353    129:1383    130:883    
 131:2025    132:774     133:362     134:1850    135:306     136:779    
 137:991     138:2406    139:1200    140:761     141:1212    142:1200   
 143:1349    144:1264    145:324     146:1506    147:1409    148:2189   
 149:1511    150:831     151:1084    152:1640    153:502     154:3001   
 155:1340    156:1754    157:1220    158:983     159:2033    160:2353   
 161:1250    162:3368    163:1111    164:1551    165:1447    166:586    
 167:1692    168:3651    169:700     170:4314    171:808     172:2744   
 173:2865    174:1001    175:1122    176:3278    177:4464    178:2996   
 179:1926    180:2336    181:2652    182:3214    183:1903    184:2418   
 185:18825   186:4250    187:3141    188:3322    189:2901    190:8735   
 191:1363    192:10748   193:8309    194:6774    195:4856    196:2906   
 197:2119    198:6026    199:5944    200:7348    201:5228    202:10457  
 203:10213   204:4523    205:3363    206:3746    207:3370    208:4044   
 209:4751    210:4186    211:2355    212:3774    213:3438    214:1165   
 215:64      216:6363    217:2591    218:1185    219:579     220:2011   
 221:981     222:846     223:1933   

End of report


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