[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 11 21:13:01 UTC 2021


Global R&E Routing Table Report   21:10 GMT Mon 11 Oct, 2021

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

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

BGP routing table entries examined:                              870461
    Prefixes after maximum aggregation (per Origin AS):          329382
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      416916
Total ASes present in the Internet Routing Table:                 72062
    Prefixes per ASN:                                             12.08
Origin-only ASes present in the Internet Routing Table:           61921
Origin ASes announcing only one prefix:                           25488
Transit ASes present in the Internet Routing Table:               10141
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:              1251
    Number of instances of unregistered ASNs:                      1255
Number of 32-bit ASNs allocated by the RIRs:                      37461
Number of 32-bit ASNs visible in the Routing Table:               31092
Prefixes from 32-bit ASNs in the Routing Table:                  142483
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:            494
Number of addresses announced to Internet:                   3071305472
    Equivalent to 183 /8s, 16 /16s and 103 /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:      294101

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

Prefixes being announced by APNIC Region ASes:                   227963
    Total APNIC prefixes after maximum aggregation:               63899
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          223693
    Unique aggregates announced from the APNIC address blocks:    91816
APNIC Region origin ASes present in the Internet Routing Table:   11979
    APNIC Prefixes per ASN:                                       18.67
APNIC Region origin ASes announcing only one prefix:               3398
APNIC Region transit ASes present in the Internet Routing Table:   1695
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:   7166
Number of APNIC addresses announced to Internet:              773134592
    Equivalent to 46 /8s, 21 /16s and 25 /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:                    253520
    Total ARIN prefixes after maximum aggregation:               116247
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           253460
    Unique aggregates announced from the ARIN address blocks:    120694
ARIN Region origin ASes present in the Internet Routing Table:    18880
    ARIN Prefixes per ASN:                                        13.42
ARIN Region origin ASes announcing only one prefix:                6846
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:    4143
Number of ARIN addresses announced to Internet:              1301048064
    Equivalent to 77 /8s, 140 /16s and 107 /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:                    249571
    Total RIPE prefixes after maximum aggregation:               116425
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           245668
    Unique aggregates announced from the RIPE address blocks:    145651
RIPE Region origin ASes present in the Internet Routing Table:    28063
    RIPE Prefixes per ASN:                                         8.75
RIPE Region origin ASes announcing only one prefix:               12080
RIPE Region transit ASes present in the Internet Routing Table:    3888
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:   10450
Number of RIPE addresses announced to Internet:               711955200
    Equivalent to 42 /8s, 111 /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:                  111589
    Total LACNIC prefixes after maximum aggregation:              26794
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         112490
    Unique aggregates announced from the LACNIC address blocks:   47292
LACNIC Region origin ASes present in the Internet Routing Table:  10782
    LACNIC Prefixes per ASN:                                      10.43
LACNIC Region origin ASes announcing only one prefix:              2626
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:  8454
Number of LACNIC addresses announced to Internet:             176613120
    Equivalent to 10 /8s, 134 /16s and 231 /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:                  26567
    Total AfriNIC prefixes after maximum aggregation:              5209
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         34655
    Unique aggregates announced from the AfriNIC address blocks:  11048
AfriNIC Region origin ASes present in the Internet Routing Table:  1546
    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:  316
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:  879
Number of AfriNIC addresses announced to Internet:            108215296
    Equivalent to 6 /8s, 115 /16s and 60 /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        8353       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5835        786     678  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3867       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3618       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3514       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        5681       9912    2492  AMAZON-02, US
 11492        4667        309     765  CABLEONE, US
 22773        4104       3081     387  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3643       1883    2538  AKAMAI-AS, US
  6327        3373       1318      66  SHAW, CA
 30036        2577        374     225  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2533       5028     452  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2241       3032     504  CHARTER-20115, US
  7018        2236      24161    1428  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        8327       1106    3264  TTNET, TR
 12479        6850       1726     143  UNI2-AS, ES
 20940        3863       3198     560  AKAMAI-ASN1, NL
 39891        3269        187      23  ALJAWWALSTC-AS, SA
  8551        3261        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2891       2279     895  ROSTELECOM-AS, RU
  9009        2491        258    1315  M247, GB
 34984        2242        359     603  TELLCOM-AS, TR
 58224        1685        900     582  TCI, IR
 61317        1630        256     907  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        8881       3459     575  Uninet S.A. de C.V., MX
 10620        3351        511     822  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1697        337     463  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        1087        370      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        1636        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         344        319      73  TENET-1, ZA

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        8881       3459     575  Uninet S.A. de C.V., MX
  9808        8353       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8327       1106    3264  TTNET, TR
 12479        6850       1726     143  UNI2-AS, ES
  7545        5835        786     678  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5681       9912    2492  AMAZON-02, US
 11492        4667        309     765  CABLEONE, US
 22773        4104       3081     387  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
  4538        3867       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        8353         8305  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6850         6707  UNI2-AS, ES
  7545        5835         5157  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8327         5063  TTNET, TR
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4667         3902  CABLEONE, US
  4538        3867         3794  ERX-CERNET-BKB China Education and Research Net
 22773        4104         3717  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3618         3599  VIETEL-AS-AP Viettel Group, VN
  7713        3514         3458  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     /14:1212    /15:2076    /16:13588   /17:8241    /18:13896   
/19:25268   /20:42307   /21:51450   /22:107195  /23:93260   /24:510896  
/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        7487        8327  TTNET, TR
 12479        5812        6850  UNI2-AS, ES
 11492        3606        4667  CABLEONE, US
  8151        3259        8881  Uninet S.A. de C.V., MX
  6327        3181        3373  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3018        4104  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2805        3269  ALJAWWALSTC-AS, SA
  8551        2726        3261  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2232        2577  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1904      2:1052      3:145       4:20        5:3656      6:85     
   7:5         8:1519      9:1        11:172      12:1711     13:398    
  14:2237     15:114      16:24       17:369      18:125      20:126    
  21:4        22:188      23:5161     24:2431     25:2        27:2615   
  29:19       31:2351     32:109      34:1        35:47       36:1655   
  37:3905     38:2288     39:600      40:152      41:3825     42:1040   
  43:2081     44:290      45:15541    46:3709     47:320      48:3      
  49:1653     50:1833     51:99       52:1285     54:246      55:706    
  56:4        57:58       58:1803     59:1100     60:934      61:2176   
  62:2296     63:1963     64:5379     65:2354     66:4948     67:2884   
  68:1162     69:4123     70:1361     71:685      72:3153     74:2620   
  75:1492     76:693      77:2035     78:3890     79:2626     80:1867   
  81:1674     82:1353     83:1161     84:1291     85:3632     86:721    
  87:1865     88:2724     89:3052     90:507      91:7367     92:1848   
  93:2558     94:3164     95:4506     96:1290     97:347      98:998    
  99:960     100:75      101:1054    102:1714    103:27224   104:4060   
 105:438     106:824     107:2374    108:733     109:3834    110:1936   
 111:3054    112:1945    113:1296    114:1476    115:2111    116:1802   
 117:2433    118:2249    119:1886    120:1522    121:1059    122:2521   
 123:2168    124:1541    125:1932    128:1395    129:1323    130:904    
 131:2032    132:774     133:363     134:1862    135:316     136:787    
 137:1008    138:2407    139:1204    140:763     141:1246    142:1202   
 143:1364    144:1265    145:326     146:1554    147:1430    148:2176   
 149:1515    150:840     151:1086    152:1662    153:504     154:3125   
 155:1330    156:1821    157:1184    158:1007    159:2044    160:2348   
 161:1248    162:3350    163:1091    164:1567    165:1470    166:584    
 167:1689    168:3653    169:689     170:4327    171:806     172:2768   
 173:2937    174:1000    175:1132    176:3339    177:4546    178:3004   
 179:1946    180:2331    181:2665    182:3078    183:1908    184:2424   
 185:18934   186:4243    187:3180    188:3465    189:2907    190:8701   
 191:1311    192:10702   193:8371    194:6838    195:4886    196:2901   
 197:2117    198:6022    199:5918    200:7352    201:5486    202:10422  
 203:10257   204:4501    205:3387    206:4056    207:3352    208:3998   
 209:4746    210:4200    211:2355    212:3789    213:3370    214:1155   
 215:61      216:6363    217:2606    218:1185    219:570     220:2002   
 221:978     222:848     223:1935   

End of report


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