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

REN Routing Table Report cscora at frr.nsrc.org
Sat Nov 20 21:13:38 UTC 2021


Global R&E Routing Table Report   21:10 GMT Sat 20 Nov, 2021

  BGP Table (Global) as seen at AARNET (Brisbane).

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

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

BGP routing table entries examined:                              879492
    Prefixes after maximum aggregation (per Origin AS):          332795
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      421109
Total ASes present in the Internet Routing Table:                 72392
    Prefixes per ASN:                                             12.15
Origin-only ASes present in the Internet Routing Table:           62168
Origin ASes announcing only one prefix:                           25637
Transit ASes present in the Internet Routing Table:               10224
Transit-only ASes present in the Internet Routing Table:            363
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:              1158
    Number of instances of unregistered ASNs:                      1162
Number of 32-bit ASNs allocated by the RIRs:                      37875
Number of 32-bit ASNs visible in the Routing Table:               31454
Prefixes from 32-bit ASNs in the Routing Table:                  145069
Number of bogon 32-bit ASNs visible in the Routing Table:            47
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            465
Number of addresses announced to Internet:                   3072848896
    Equivalent to 183 /8s, 39 /16s and 244 /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:      297347

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

Prefixes being announced by APNIC Region ASes:                   230656
    Total APNIC prefixes after maximum aggregation:               64466
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          225935
    Unique aggregates announced from the APNIC address blocks:    92825
APNIC Region origin ASes present in the Internet Routing Table:   12113
    APNIC Prefixes per ASN:                                       18.65
APNIC Region origin ASes announcing only one prefix:               3447
APNIC Region transit ASes present in the Internet Routing Table:   1697
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:   7312
Number of APNIC addresses announced to Internet:              773954816
    Equivalent to 46 /8s, 33 /16s and 157 /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:                    255867
    Total ARIN prefixes after maximum aggregation:               117945
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           255936
    Unique aggregates announced from the ARIN address blocks:    122218
ARIN Region origin ASes present in the Internet Routing Table:    18943
    ARIN Prefixes per ASN:                                        13.51
ARIN Region origin ASes announcing only one prefix:                6871
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:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4222
Number of ARIN addresses announced to Internet:              1301604608
    Equivalent to 77 /8s, 148 /16s and 233 /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:                    251471
    Total RIPE prefixes after maximum aggregation:               117431
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           247673
    Unique aggregates announced from the RIPE address blocks:    146770
RIPE Region origin ASes present in the Internet Routing Table:    28160
    RIPE Prefixes per ASN:                                         8.80
RIPE Region origin ASes announcing only one prefix:               12148
RIPE Region transit ASes present in the Internet Routing Table:    3930
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10551
Number of RIPE addresses announced to Internet:               712386048
    Equivalent to 42 /8s, 118 /16s and 38 /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:                  113322
    Total LACNIC prefixes after maximum aggregation:              26916
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114197
    Unique aggregates announced from the LACNIC address blocks:   47557
LACNIC Region origin ASes present in the Internet Routing Table:  10800
    LACNIC Prefixes per ASN:                                      10.57
LACNIC Region origin ASes announcing only one prefix:              2622
LACNIC Region transit ASes present in the Internet Routing Table:  2146
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:  8470
Number of LACNIC addresses announced to Internet:             176328704
    Equivalent to 10 /8s, 130 /16s and 144 /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:                  27018
    Total AfriNIC prefixes after maximum aggregation:              5272
    AfriNIC Deaggregation factor:                                  5.12
Prefixes being announced from the AfriNIC address blocks:         35285
    Unique aggregates announced from the AfriNIC address blocks:  11328
AfriNIC Region origin ASes present in the Internet Routing Table:  1571
    AfriNIC Prefixes per ASN:                                     22.46
AfriNIC Region origin ASes announcing only one prefix:              549
AfriNIC Region transit ASes present in the Internet Routing Table:  318
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  899
Number of AfriNIC addresses announced to Internet:            108304896
    Equivalent to 6 /8s, 116 /16s and 154 /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        8707       8995      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5855        787     678  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        3835       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3594       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3499       1023      57  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3208       1896      54  VNPT-AS-VN VNPT Corp, VN
  4766        2253      11374     575  KIXS-AS-KR Korea Telecom, KR
  9498        2175        475     236  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2135       1198      75  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2120        429     201  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        5980      10008    2563  AMAZON-02, US
 11492        4605        305     827  CABLEONE, US
 22773        4051       3071     383  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 16625        3685       1896    2557  AKAMAI-AS, US
  6327        3388       1318      64  SHAW, CA
   749        2890      50784    2146  DNIC-AS-00749, US
 30036        2596        373     162  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2520       5027     436  CENTURYLINK-US-LEGACY-QWEST, US
  7018        2250      24164    1437  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        7877       1056    3443  TTNET, TR
 12479        6879       1711     149  UNI2-AS, ES
 20940        3917       3198     564  AKAMAI-ASN1, NL
  8551        3378        378      40  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2905       2279     897  ROSTELECOM-AS, RU
  9009        2516        258    1326  M247, GB
 34984        2201        354     600  TELLCOM-AS, TR
 58224        1750        916     583  TCI, IR
 61317        1640        214     925  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       10611       3450     580  Uninet S.A. de C.V., MX
 10620        3251        491     828  Telmex Colombia S.A., CO
 11830        2469        369      62  Instituto Costarricense de Electricidad
 13999        1644        287     456  Mega Cable, S.A. de C.V., MX
  6503        1514        358     470  Axtel, S.A.B. de C.V., MX
 28573        1364       2314     251  CLARO S.A., BR
  3816        1240        651     153  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1135       2351     138  TIM SA, BR
  6147        1098        369      21  Telefonica del Peru S.A.A., PE
 11664         973        188     444  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        1575        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
 36935         703        523      44  Vodafone-, EG
 29571         669         68      11  ORANGE-COTE-IVOIRE, CI
  6713         612       1863      34  IAM-AS, MA
 15399         517         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       10611       3450     580  Uninet S.A. de C.V., MX
  9808        8707       8995      48  CHINAMOBILE-CN China Mobile Communicati
 47331        7877       1056    3443  TTNET, TR
 12479        6879       1711     149  UNI2-AS, ES
 16509        5980      10008    2563  AMAZON-02, US
  7545        5855        787     678  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4605        305     827  CABLEONE, US
 22773        4051       3071     383  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3950        264      30  VIASAT-SP-BACKBONE, US
 20940        3917       3198     564  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        8707         8659  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6879         6730  UNI2-AS, ES
  7545        5855         5177  TPG-INTERNET-AP TPG Telecom Limited, AU
 47331        7877         4434  TTNET, TR
  7155        3950         3920  VIASAT-SP-BACKBONE, US
 11492        4605         3778  CABLEONE, US
  4538        3835         3762  ERX-CERNET-BKB China Education and Research Net
 22773        4051         3668  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3594         3575  VIETEL-AS-AP Viettel Group, VN
  7713        3499         3442  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
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, US
     32306  UNALLOCATED  8.46.80.0/24              3356  LEVEL3, US

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

Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
0.0.0.0/0                  7575  AARNET-AS-AP Australian Academic and Research N
192.88.99.0/24             6939  HURRICANE, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        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    /15:2079    /16:13576   /17:8253    /18:13902   
/19:25255   /20:43007   /21:51646   /22:107866  /23:95073   /24:516553  
/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        7078        7877  TTNET, TR
 12479        5833        6879  UNI2-AS, ES
  8151        4414       10611  Uninet S.A. de C.V., MX
 11492        3558        4605  CABLEONE, US
  6327        3197        3388  SHAW, CA
  7155        3040        3950  VIASAT-SP-BACKBONE, US
 22773        3005        4051  ASN-CXA-ALL-CCI-22773-RDC, US
  8551        2841        3378  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2252        2596  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1905      2:1036      3:144       4:18        5:3696      6:100    
   7:5         8:1518      9:1        11:172      12:1711     13:415    
  14:2260     15:127      16:32       17:374      18:130      20:143    
  21:4        22:188      23:5299     24:2364     25:4        27:2625   
  29:19       31:2376     32:104      34:1        35:48       36:1682   
  37:3917     38:2370     39:656      40:150      41:3868     42:1049   
  43:2108     44:295      45:15739    46:3772     47:324      49:1658   
  50:1877     51:103      52:1342     54:287      55:653      56:4      
  57:59       58:1772     59:1090     60:939      61:2234     62:2413   
  63:1946     64:5410     65:2343     66:4942     67:2918     68:1173   
  69:4130     70:1346     71:681      72:3090     74:2621     75:1501   
  76:710      77:2212     78:3798     79:2696     80:1871     81:1658   
  82:1405     83:1174     84:1301     85:3571     86:699      87:1894   
  88:2604     89:3181     90:495      91:7487     92:1904     93:2575   
  94:3222     95:4504     96:1291     97:347      98:978      99:912    
 100:76      101:1065    102:1798    103:27637   104:4108    105:436    
 106:839     107:2389    108:750     109:3930    110:1966    111:3105   
 112:1955    113:1471    114:1546    115:2114    116:1867    117:2443   
 118:2248    119:1890    120:1584    121:1066    122:2521    123:2175   
 124:1546    125:1953    128:1443    129:1111    130:918     131:2068   
 132:783     133:366     134:1912    135:283     136:775     137:1006   
 138:2462    139:1233    140:839     141:1316    142:1225    143:1350   
 144:1264    145:330     146:1649    147:1467    148:2261    149:1592   
 150:860     151:1081    152:1653    153:518     154:3355    155:1359   
 156:1830    157:1194    158:988     159:2020    160:2233    161:1277   
 162:3410    163:1174    164:1655    165:1516    166:593     167:1704   
 168:3640    169:684     170:4280    171:806     172:2840    173:3039   
 174:1003    175:1146    176:3433    177:4480    178:3020    179:1940   
 180:2340    181:2619    182:3122    183:1917    184:2412    185:19054  
 186:4263    187:3513    188:3628    189:3083    190:8823    191:1332   
 192:11005   193:8437    194:6890    195:4924    196:2893    197:2338   
 198:6004    199:5999    200:7418    201:5671    202:10500   203:10254  
 204:4489    205:3388    206:3797    207:3390    208:4018    209:4607   
 210:4231    211:2438    212:3862    213:3385    214:1159    215:64     
 216:6395    217:2626    218:1197    219:575     220:2011    221:988    
 222:846     223:2016   

End of report


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