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

REN Routing Table Report cscora at frr.nsrc.org
Mon Nov 15 21:13:25 UTC 2021


Global R&E Routing Table Report   21:10 GMT Mon 15 Nov, 2021

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

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

BGP routing table entries examined:                              878469
    Prefixes after maximum aggregation (per Origin AS):          332705
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      420837
Total ASes present in the Internet Routing Table:                 72363
    Prefixes per ASN:                                             12.14
Origin-only ASes present in the Internet Routing Table:           62157
Origin ASes announcing only one prefix:                           25601
Transit ASes present in the Internet Routing Table:               10206
Transit-only ASes present in the Internet Routing Table:            368
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:              1167
    Number of instances of unregistered ASNs:                      1171
Number of 32-bit ASNs allocated by the RIRs:                      37835
Number of 32-bit ASNs visible in the Routing Table:               31414
Prefixes from 32-bit ASNs in the Routing Table:                  144637
Number of bogon 32-bit ASNs visible in the Routing Table:            46
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            445
Number of addresses announced to Internet:                   3072635136
    Equivalent to 183 /8s, 36 /16s and 177 /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:      296913

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

Prefixes being announced by APNIC Region ASes:                   230192
    Total APNIC prefixes after maximum aggregation:               64452
    APNIC Deaggregation factor:                                    3.57
Prefixes being announced from the APNIC address blocks:          225604
    Unique aggregates announced from the APNIC address blocks:    92748
APNIC Region origin ASes present in the Internet Routing Table:   12101
    APNIC Prefixes per ASN:                                       18.64
APNIC Region origin ASes announcing only one prefix:               3444
APNIC Region transit ASes present in the Internet Routing Table:   1699
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:   7297
Number of APNIC addresses announced to Internet:              773959936
    Equivalent to 46 /8s, 33 /16s and 177 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-151865
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    255610
    Total ARIN prefixes after maximum aggregation:               118126
    ARIN Deaggregation factor:                                     2.16
Prefixes being announced from the ARIN address blocks:           255612
    Unique aggregates announced from the ARIN address blocks:    122324
ARIN Region origin ASes present in the Internet Routing Table:    18946
    ARIN Prefixes per ASN:                                        13.49
ARIN Region origin ASes announcing only one prefix:                6865
ARIN Region transit ASes present in the Internet Routing Table:    1940
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          28
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4214
Number of ARIN addresses announced to Internet:              1301564416
    Equivalent to 77 /8s, 148 /16s and 76 /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:                    250966
    Total RIPE prefixes after maximum aggregation:               117168
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           247191
    Unique aggregates announced from the RIPE address blocks:    146589
RIPE Region origin ASes present in the Internet Routing Table:    28146
    RIPE Prefixes per ASN:                                         8.78
RIPE Region origin ASes announcing only one prefix:               12137
RIPE Region transit ASes present in the Internet Routing Table:    3923
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          28
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10539
Number of RIPE addresses announced to Internet:               712350464
    Equivalent to 42 /8s, 117 /16s and 155 /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:                  113413
    Total LACNIC prefixes after maximum aggregation:              26923
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114285
    Unique aggregates announced from the LACNIC address blocks:   47456
LACNIC Region origin ASes present in the Internet Routing Table:  10790
    LACNIC Prefixes per ASN:                                      10.59
LACNIC Region origin ASes announcing only one prefix:              2609
LACNIC Region transit ASes present in the Internet Routing Table:  2134
Average LACNIC Region AS path length visible:                       5.1
    Max LACNIC Region AS path length visible:                        54
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8464
Number of LACNIC addresses announced to Internet:             176435968
    Equivalent to 10 /8s, 132 /16s and 51 /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:                  27121
    Total AfriNIC prefixes after maximum aggregation:              5273
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         35331
    Unique aggregates announced from the AfriNIC address blocks:  11331
AfriNIC Region origin ASes present in the Internet Routing Table:  1572
    AfriNIC Prefixes per ASN:                                     22.48
AfriNIC Region origin ASes announcing only one prefix:              546
AfriNIC Region transit ASes present in the Internet Routing Table:  317
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                       26
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  900
Number of AfriNIC addresses announced to Internet:            108056832
    Equivalent to 6 /8s, 112 /16s and 209 /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        8684       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5853        787     680  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3836       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3586       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3497       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3196       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2254      11374     574  KIXS-AS-KR Korea Telecom, KR
  9498        2170        471     235  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2135       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2124        429     203  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        5885       9963    2543  AMAZON-02, US
 11492        4606        305     828  CABLEONE, US
 22773        4051       3071     383  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3669       1891    2548  AKAMAI-AS, US
  6327        3387       1318      68  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2597        374     161  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2521       5027     441  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2249      24164    1439  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        7994       1073    3393  TTNET, TR
 12479        6887       1711     149  UNI2-AS, ES
 20940        3920       3198     563  AKAMAI-ASN1, NL
  8551        3282        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2904       2279     897  ROSTELECOM-AS, RU
  9009        2513        258    1323  M247, GB
 34984        2200        354     600  TELLCOM-AS, TR
 58224        1739        912     585  TCI, IR
 61317        1627        213     921  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       10629       3464     576  Uninet S.A. de C.V., MX
 10620        3250        490     827  Telmex Colombia S.A., CO
 11830        2470        369      62  Instituto Costarricense de Electricidad
 13999        1642        286     453  Mega Cable, S.A. de C.V., MX
  6503        1530        359     472  Axtel, S.A.B. de C.V., MX
 28573        1436       2314     251  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1133       2351     138  TIM SA, BR
  6147        1092        370      21  Telefonica del Peru S.A.A., PE
 11664         970        188     445  Techtel LMDS Comunicaciones Interactiva

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1638        393      21  LINKdotNET-AS, EG
 24835        1553        507      33  RAYA-AS, EG
 36992        1285       1430     270  ETISALAT-MISR, EG
 36903        1183        537     110  MT-MPLS, MA
 29571         814         68      11  ORANGE-COTE-IVOIRE, CI
 36935         703        523      44  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         515         50      31  WANANCHI-, KE
 37342         470         32       1  MOVITEL, MZ
 23889         429        232      16  MauritiusTelecom, MU

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       10629       3464     576  Uninet S.A. de C.V., MX
  9808        8684       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        7994       1073    3393  TTNET, TR
 12479        6887       1711     149  UNI2-AS, ES
 16509        5885       9963    2543  AMAZON-02, US
  7545        5853        787     680  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4606        305     828  CABLEONE, US
 22773        4051       3071     383  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3920       3198     563  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        8684         8636  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6887         6738  UNI2-AS, ES
  7545        5853         5173  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        7994         4601  TTNET, TR
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4606         3778  CABLEONE, US
  4538        3836         3763  ERX-CERNET-BKB China Education and Research Net
 22773        4051         3668  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3586         3567  VIETEL-AS-AP Viettel Group, VN
  7713        3497         3440  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
     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
    395056  UNALLOCATED  8.45.133.0/24             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
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:       174  COGENT-174, US
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:       174  COGENT-174, US
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     Transit:       174  COGENT-174, US
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:       174  COGENT-174, US

Complete listing at https://bgp.nsrc.org/REN/AARNET/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:41      /11:99      /12:305     
/13:597     /14:1210    /15:2077    /16:13579   /17:8236    /18:13913   
/19:25290   /20:42943   /21:51619   /22:107887  /23:95106   /24:515537  
/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        7175        7994  TTNET, TR
 12479        5846        6887  UNI2-AS, ES
  8151        4426       10629  Uninet S.A. de C.V., MX
 11492        3559        4606  CABLEONE, US
  6327        3196        3387  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3006        4051  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
  8551        2746        3282  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 30036        2251        2597  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1897      2:1050      3:145       4:18        5:3723      6:100    
   7:5         8:1517      9:1        11:172      12:1713     13:400    
  14:2259     15:122      16:31       17:375      18:126      20:143    
  21:4        22:188      23:5292     24:2375     25:4        27:2622   
  29:19       31:2381     32:104      34:1        35:47       36:1672   
  37:3906     38:2354     39:637      40:150      41:3884     42:1040   
  43:2109     44:292      45:15723    46:3760     47:323      49:1659   
  50:1876     51:103      52:1333     54:282      55:646      56:4      
  57:59       58:1772     59:1089     60:939      61:2232     62:2391   
  63:1955     64:5425     65:2349     66:4935     67:2891     68:1175   
  69:4088     70:1348     71:688      72:3082     74:2616     75:1500   
  76:710      77:2098     78:3830     79:2584     80:1884     81:1654   
  82:1405     83:1173     84:1301     85:3578     86:703      87:1888   
  88:2630     89:3108     90:502      91:7485     92:1915     93:2580   
  94:3193     95:4507     96:1296     97:348      98:979      99:911    
 100:76      101:1060    102:1799    103:27567   104:4092    105:436    
 106:840     107:2389    108:747     109:3948    110:1961    111:3098   
 112:1955    113:1462    114:1545    115:2118    116:1859    117:2435   
 118:2253    119:1882    120:1581    121:1065    122:2523    123:2178   
 124:1543    125:1950    128:1385    129:1113    130:915     131:2071   
 132:777     133:364     134:1907    135:337     136:787     137:1009   
 138:2456    139:1236    140:835     141:1308    142:1223    143:1351   
 144:1268    145:329     146:1601    147:1463    148:2263    149:1579   
 150:857     151:1081    152:1669    153:513     154:3301    155:1360   
 156:1817    157:1184    158:988     159:2021    160:2333    161:1264   
 162:3393    163:1120    164:1664    165:1515    166:592     167:1699   
 168:3633    169:683     170:4280    171:807     172:2830    173:3035   
 174:1003    175:1141    176:3413    177:4517    178:3014    179:1895   
 180:2339    181:2617    182:3119    183:1921    184:2412    185:19024  
 186:4262    187:3513    188:3621    189:3089    190:8766    191:1320   
 192:10992   193:8416    194:6879    195:4908    196:2886    197:2239   
 198:6011    199:5998    200:7398    201:5683    202:10488   203:10230  
 204:4499    205:3398    206:3808    207:3385    208:4011    209:4635   
 210:4214    211:2434    212:3838    213:3387    214:1163    215:64     
 216:6386    217:2625    218:1197    219:564     220:2009    221:987    
 222:846     223:2012   

End of report


More information about the ren-bgp-stats-all mailing list