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

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


Global R&E Routing Table Report   21:10 GMT Sun 17 Oct, 2021

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

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

BGP routing table entries examined:                              871409
    Prefixes after maximum aggregation (per Origin AS):          330043
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      418315
Total ASes present in the Internet Routing Table:                 72135
    Prefixes per ASN:                                             12.08
Origin-only ASes present in the Internet Routing Table:           61964
Origin ASes announcing only one prefix:                           25516
Transit ASes present in the Internet Routing Table:               10171
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:              1234
    Number of instances of unregistered ASNs:                      1236
Number of 32-bit ASNs allocated by the RIRs:                      37545
Number of 32-bit ASNs visible in the Routing Table:               31159
Prefixes from 32-bit ASNs in the Routing Table:                  142786
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:            441
Number of addresses announced to Internet:                   3072019456
    Equivalent to 183 /8s, 27 /16s and 76 /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:      294359

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

Prefixes being announced by APNIC Region ASes:                   228138
    Total APNIC prefixes after maximum aggregation:               63936
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          223885
    Unique aggregates announced from the APNIC address blocks:    91922
APNIC Region origin ASes present in the Internet Routing Table:   12004
    APNIC Prefixes per ASN:                                       18.65
APNIC Region origin ASes announcing only one prefix:               3407
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:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7193
Number of APNIC addresses announced to Internet:              773469440
    Equivalent to 46 /8s, 26 /16s and 53 /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:                    254128
    Total ARIN prefixes after maximum aggregation:               116750
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           254012
    Unique aggregates announced from the ARIN address blocks:    121465
ARIN Region origin ASes present in the Internet Routing Table:    18905
    ARIN Prefixes per ASN:                                        13.44
ARIN Region origin ASes announcing only one prefix:                6859
ARIN Region transit ASes present in the Internet Routing Table:    1935
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:    4161
Number of ARIN addresses announced to Internet:              1301489408
    Equivalent to 77 /8s, 147 /16s and 39 /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:                    249453
    Total RIPE prefixes after maximum aggregation:               116579
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           245713
    Unique aggregates announced from the RIPE address blocks:    145936
RIPE Region origin ASes present in the Internet Routing Table:    28077
    RIPE Prefixes per ASN:                                         8.75
RIPE Region origin ASes announcing only one prefix:               12088
RIPE Region transit ASes present in the Internet Routing Table:    3906
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:   10463
Number of RIPE addresses announced to Internet:               712007936
    Equivalent to 42 /8s, 112 /16s and 97 /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:                  111754
    Total LACNIC prefixes after maximum aggregation:              26752
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         112646
    Unique aggregates announced from the LACNIC address blocks:   47460
LACNIC Region origin ASes present in the Internet Routing Table:  10786
    LACNIC Prefixes per ASN:                                      10.44
LACNIC Region origin ASes announcing only one prefix:              2619
LACNIC Region transit ASes present in the Internet Routing Table:  2131
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:  8455
Number of LACNIC addresses announced to Internet:             176609024
    Equivalent to 10 /8s, 134 /16s and 215 /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:                  26702
    Total AfriNIC prefixes after maximum aggregation:              5227
    AfriNIC Deaggregation factor:                                  5.11
Prefixes being announced from the AfriNIC address blocks:         34711
    Unique aggregates announced from the AfriNIC address blocks:  11159
AfriNIC Region origin ASes present in the Internet Routing Table:  1558
    AfriNIC Prefixes per ASN:                                     22.28
AfriNIC Region origin ASes announcing only one prefix:              543
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:  887
Number of AfriNIC addresses announced to Internet:            108133376
    Equivalent to 6 /8s, 113 /16s and 252 /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        8356       8995      48  CMNET-GD Guangdong Mobile Communication
  7545        5848        787     678  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3865       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3624       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3504       1022      56  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3029       1896      55  VNPT-AS-VN VNPT Corp, VN
  4766        2254      11374     574  KIXS-AS-KR Korea Telecom, KR
  9498        2163        472     238  BBIL-AP BHARTI Airtel Ltd., IN
  4755        2130        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        5803       9989    2521  AMAZON-02, US
 11492        4675        309     786  CABLEONE, US
 22773        4094       3081     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3642       1883    2537  AKAMAI-AS, US
  6327        3370       1318      68  SHAW, CA
 30036        2582        374     209  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2531       5028     450  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2242       3032     504  CHARTER-20115, US
  7018        2237      24163    1429  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        8187       1091    3328  TTNET, TR
 12479        6847       1726     143  UNI2-AS, ES
 20940        3875       3198     561  AKAMAI-ASN1, NL
  8551        3291        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2900       2283     896  ROSTELECOM-AS, RU
  9009        2495        259    1317  M247, GB
 34984        2240        358     602  TELLCOM-AS, TR
 58224        1693        903     579  TCI, IR
 61317        1655        241     918  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        8879       3459     573  Uninet S.A. de C.V., MX
 10620        3417        520     714  Telmex Colombia S.A., CO
 11830        2498        369      62  Instituto Costarricense de Electricidad
 13999        1671        330     465  Mega Cable, S.A. de C.V., MX
  6503        1522        359     477  Axtel, S.A.B. de C.V., MX
 28573        1450       2307     250  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1118       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        1551        503      32  RAYA-AS, EG
 36992        1287       1418     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         799         68      11  ORANGE-COTE-IVOIRE, CI
 36935         631        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         510         50      31  WANANCHI-, KE
 37342         470         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        8879       3459     573  Uninet S.A. de C.V., MX
  9808        8356       8995      48  CMNET-GD Guangdong Mobile Communication
 47331        8187       1091    3328  TTNET, TR
 12479        6847       1726     143  UNI2-AS, ES
  7545        5848        787     678  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        5803       9989    2521  AMAZON-02, US
 11492        4675        309     786  CABLEONE, US
 22773        4094       3081     382  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3875       3198     561  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        8356         8308  CMNET-GD Guangdong Mobile Communication Co.Ltd.
 12479        6847         6704  UNI2-AS, ES
  7545        5848         5170  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        8187         4859  TTNET, TR
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4675         3889  CABLEONE, US
  4538        3865         3792  ERX-CERNET-BKB China Education and Research Net
 22773        4094         3712  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3624         3605  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     /14:1212    /15:2080    /16:13589   /17:8244    /18:13896   
/19:25236   /20:42259   /21:51404   /22:107315  /23:93733   /24:511369  
/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        7358        8187  TTNET, TR
 12479        5808        6847  UNI2-AS, ES
 11492        3616        4675  CABLEONE, US
  8151        3270        8879  Uninet S.A. de C.V., MX
  6327        3179        3370  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3015        4094  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2756        3291  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2235        2582  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1911      2:1050      3:145       4:19        5:3648      6:84     
   7:5         8:1522      9:1        11:172      12:1717     13:411    
  14:2251     15:115      16:24       17:370      18:123      20:126    
  21:4        22:188      23:5178     24:2432     25:2        27:2623   
  29:19       31:2361     32:109      34:1        35:47       36:1668   
  37:3899     38:2304     39:601      40:152      41:3823     42:1044   
  43:2079     44:295      45:15524    46:3659     47:320      49:1656   
  50:1840     51:100      52:1303     54:280      55:728      56:4      
  57:59       58:1803     59:1096     60:936      61:2172     62:2335   
  63:1961     64:5379     65:2359     66:4932     67:2888     68:1164   
  69:4115     70:1360     71:685      72:3157     74:2626     75:1495   
  76:695      77:2038     78:3861     79:2629     80:1863     81:1660   
  82:1374     83:1167     84:1291     85:3614     86:716      87:1870   
  88:2689     89:3047     90:506      91:7380     92:1828     93:2568   
  94:3141     95:4506     96:1291     97:347      98:977      99:951    
 100:75      101:1056    102:1744    103:27287   104:4058    105:439    
 106:824     107:2375    108:734     109:3872    110:1938    111:3047   
 112:1947    113:1297    114:1479    115:2113    116:1857    117:2431   
 118:2253    119:1888    120:1524    121:1060    122:2522    123:2167   
 124:1544    125:1928    128:1399    129:1314    130:908     131:2026   
 132:777     133:364     134:1859    135:317     136:789     137:1000   
 138:2428    139:1211    140:762     141:1269    142:1197    143:1368   
 144:1263    145:326     146:1557    147:1430    148:2240    149:1489   
 150:841     151:1087    152:1660    153:506     154:3110    155:1323   
 156:1752    157:1183    158:1002    159:2048    160:2344    161:1244   
 162:3351    163:1091    164:1632    165:1484    166:583     167:1693   
 168:3642    169:692     170:4333    171:807     172:2758    173:2946   
 174:1002    175:1131    176:3345    177:4541    178:3012    179:1943   
 180:2334    181:2681    182:3083    183:1908    184:2418    185:18945  
 186:4238    187:3190    188:3441    189:2906    190:8746    191:1318   
 192:10706   193:8390    194:6852    195:4881    196:2900    197:2150   
 198:6024    199:5930    200:7343    201:5497    202:10413   203:10250  
 204:4511    205:3384    206:4052    207:3356    208:4001    209:4736   
 210:4198    211:2356    212:3776    213:3384    214:1163    215:61     
 216:6391    217:2630    218:1185    219:569     220:2003    221:979    
 222:847     223:1937   

End of report


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