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

REN Routing Table Report cscora at frr.nsrc.org
Wed Oct 13 21:13:00 UTC 2021


Global R&E Routing Table Report   21:10 GMT Wed 13 Oct, 2021

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

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

BGP routing table entries examined:                              870857
    Prefixes after maximum aggregation (per Origin AS):          329769
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      417899
Total ASes present in the Internet Routing Table:                 72101
    Prefixes per ASN:                                             12.08
Origin-only ASes present in the Internet Routing Table:           61941
Origin ASes announcing only one prefix:                           25506
Transit ASes present in the Internet Routing Table:               10160
Transit-only ASes present in the Internet Routing Table:            347
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:              1243
    Number of instances of unregistered ASNs:                      1245
Number of 32-bit ASNs allocated by the RIRs:                      37475
Number of 32-bit ASNs visible in the Routing Table:               31129
Prefixes from 32-bit ASNs in the Routing Table:                  142743
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:            493
Number of addresses announced to Internet:                   3071452416
    Equivalent to 183 /8s, 18 /16s and 165 /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:      294043

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

Prefixes being announced by APNIC Region ASes:                   228149
    Total APNIC prefixes after maximum aggregation:               63941
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          223814
    Unique aggregates announced from the APNIC address blocks:    91908
APNIC Region origin ASes present in the Internet Routing Table:   11993
    APNIC Prefixes per ASN:                                       18.66
APNIC Region origin ASes announcing only one prefix:               3398
APNIC Region transit ASes present in the Internet Routing Table:   1689
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7182
Number of APNIC addresses announced to Internet:              773474048
    Equivalent to 46 /8s, 26 /16s and 71 /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:                    254053
    Total ARIN prefixes after maximum aggregation:               116678
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           253916
    Unique aggregates announced from the ARIN address blocks:    121311
ARIN Region origin ASes present in the Internet Routing Table:    18893
    ARIN Prefixes per ASN:                                        13.44
ARIN Region origin ASes announcing only one prefix:                6850
ARIN Region transit ASes present in the Internet Routing Table:    1933
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:    4154
Number of ARIN addresses announced to Internet:              1301043968
    Equivalent to 77 /8s, 140 /16s and 91 /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:                    249640
    Total RIPE prefixes after maximum aggregation:               116425
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           245853
    Unique aggregates announced from the RIPE address blocks:    145835
RIPE Region origin ASes present in the Internet Routing Table:    28077
    RIPE Prefixes per ASN:                                         8.76
RIPE Region origin ASes announcing only one prefix:               12089
RIPE Region transit ASes present in the Internet Routing Table:    3904
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:   10460
Number of RIPE addresses announced to Internet:               711817472
    Equivalent to 42 /8s, 109 /16s and 121 /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:                  111175
    Total LACNIC prefixes after maximum aggregation:              26705
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         112049
    Unique aggregates announced from the LACNIC address blocks:   47383
LACNIC Region origin ASes present in the Internet Routing Table:  10783
    LACNIC Prefixes per ASN:                                      10.39
LACNIC Region origin ASes announcing only one prefix:              2631
LACNIC Region transit ASes present in the Internet Routing Table:  2135
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:  8453
Number of LACNIC addresses announced to Internet:             176639744
    Equivalent to 10 /8s, 135 /16s and 79 /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:                  26597
    Total AfriNIC prefixes after maximum aggregation:              5214
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         34731
    Unique aggregates announced from the AfriNIC address blocks:  11048
AfriNIC Region origin ASes present in the Internet Routing Table:  1549
    AfriNIC Prefixes per ASN:                                     22.42
AfriNIC Region origin ASes announcing only one prefix:              538
AfriNIC Region transit ASes present in the Internet Routing Table:  318
Average AfriNIC Region AS path length visible:                      5.1
    Max AfriNIC Region AS path length visible:                       39
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  880
Number of AfriNIC addresses announced to Internet:            108150272
    Equivalent to 6 /8s, 114 /16s and 62 /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        8339       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5845        786     678  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3867       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3619       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3504       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3025       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2252      11373     572  KIXS-AS-KR Korea Telecom, KR
  9498        2175        472     238  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2128        429     203  TATACOMM-AS TATA Communications formerl
 45090        2121       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        5694       9976    2494  AMAZON-02, US
 11492        4684        310     770  CABLEONE, US
 22773        4099       3080     387  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3642       1883    2537  AKAMAI-AS, US
  6327        3373       1318      66  SHAW, CA
 30036        2580        374     218  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2533       5028     451  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2241       3032     504  CHARTER-20115, US
  7018        2234      24161    1426  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        8348       1108    3242  TTNET, TR
 12479        6854       1726     143  UNI2-AS, ES
 20940        3870       3198     560  AKAMAI-ASN1, NL
  8551        3288        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2900       2283     896  ROSTELECOM-AS, RU
  9009        2496        259    1318  M247, GB
 34984        2238        358     600  TELLCOM-AS, TR
 58224        1690        901     578  TCI, IR
 61317        1634        256     905  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        8459       3450     581  Uninet S.A. de C.V., MX
 10620        3416        520     706  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1680        335     467  Mega Cable, S.A. de C.V., MX
  6503        1522        359     477  Axtel, S.A.B. de C.V., MX
 28573        1450       2309     242  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1128       2351     135  TIM SA, BR
  6147        1088        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        1637        393      21  LINKdotNET-AS, EG
 24835        1550        503      32  RAYA-AS, EG
 36992        1287       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         800         68      11  ORANGE-COTE-IVOIRE, CI
 36935         630        523      44  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         508         50      31  WANANCHI-, KE
 37342         471         32       1  MOVITEL, MZ
  2018         341        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        8459       3450     581  Uninet S.A. de C.V., MX
 47331        8348       1108    3242  TTNET, TR
  9808        8339       8995      48  CMNET-GD Guangdong Mobile Communication
 12479        6854       1726     143  UNI2-AS, ES
  7545        5845        786     678  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5694       9976    2494  AMAZON-02, US
 11492        4684        310     770  CABLEONE, US
 22773        4099       3080     387  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3870       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        8339         8291  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6854         6711  UNI2-AS, ES
  7545        5845         5167  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8348         5106  TTNET, TR
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4684         3914  CABLEONE, US
  4538        3867         3794  ERX-CERNET-BKB China Education and Research Net
 22773        4099         3712  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3619         3600  VIETEL-AS-AP Viettel Group, VN
  7713        3504         3448  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     /14:1209    /15:2080    /16:13579   /17:8238    /18:13890   
/19:25265   /20:42282   /21:51308   /22:107350  /23:93459   /24:511125  
/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        7506        8348  TTNET, TR
 12479        5815        6854  UNI2-AS, ES
 11492        3623        4684  CABLEONE, US
  6327        3181        3373  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3014        4099  ASN-CXA-ALL-CCI-22773-RDC, US
  8151        2985        8459  Uninet S.A. de C.V., MX
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2753        3288  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2233        2580  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1912      2:1052      3:145       4:19        5:3651      6:85     
   7:5         8:1519      9:1        11:172      12:1714     13:395    
  14:2251     15:114      16:24       17:370      18:123      20:126    
  21:4        22:188      23:5168     24:2429     25:2        27:2642   
  29:19       31:2356     32:109      34:1        35:47       36:1657   
  37:3899     38:2289     39:618      40:152      41:3839     42:1040   
  43:2071     44:295      45:15523    46:3710     47:320      48:3      
  49:1656     50:1837     51:100      52:1294     54:248      55:738    
  56:4        57:59       58:1802     59:1100     60:936      61:2179   
  62:2318     63:1963     64:5380     65:2352     66:4953     67:2890   
  68:1160     69:4119     70:1361     71:685      72:3156     74:2625   
  75:1494     76:691      77:2037     78:3912     79:2627     80:1861   
  81:1665     82:1374     83:1164     84:1292     85:3629     86:720    
  87:1871     88:2729     89:3046     90:506      91:7370     92:1825   
  93:2567     94:3142     95:4527     96:1290     97:347      98:975    
  99:950     100:75      101:1055    102:1741    103:27274   104:4075   
 105:439     106:825     107:2381    108:734     109:3872    110:1946   
 111:3044    112:1945    113:1296    114:1478    115:2113    116:1800   
 117:2432    118:2249    119:1887    120:1525    121:1060    122:2522   
 123:2167    124:1542    125:1933    128:1397    129:1326    130:896    
 131:2031    132:777     133:362     134:1863    135:315     136:786    
 137:1005    138:2422    139:1198    140:759     141:1261    142:1211   
 143:1373    144:1266    145:324     146:1556    147:1433    148:2176   
 149:1491    150:841     151:1087    152:1659    153:504     154:3144   
 155:1332    156:1810    157:1183    158:1007    159:2044    160:2346   
 161:1247    162:3348    163:1091    164:1631    165:1476    166:587    
 167:1692    168:3654    169:693     170:4323    171:807     172:2770   
 173:2954    174:1001    175:1129    176:3333    177:4540    178:3007   
 179:1939    180:2334    181:2673    182:3082    183:1908    184:2418   
 185:18943   186:4252    187:3178    188:3470    189:2837    190:8712   
 191:1308    192:10708   193:8379    194:6849    195:4902    196:2883   
 197:2111    198:6020    199:5925    200:7342    201:5361    202:10419  
 203:10255   204:4501    205:3372    206:4059    207:3351    208:4006   
 209:4743    210:4201    211:2355    212:3786    213:3354    214:1166   
 215:61      216:6358    217:2623    218:1185    219:569     220:2002   
 221:978     222:847     223:1937   

End of report


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