[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (Global) view

REN Routing Table Report cscora at frr.nsrc.org
Fri May 27 21:13:35 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Fri 27 May, 2022

  IPv4 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:                              892691
    Prefixes after maximum aggregation (per Origin AS):          337305
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      433174
    Number of IPv4 prefixes with a valid ROA:                    327300
    Number of IPv4 prefixes with an invalid ROA:                   3103
    Number of IPv4 prefixes with no ROA:                         562288
Total ASes present in the Internet Routing Table:                 73211
    Prefixes per ASN:                                             12.19
Origin-only ASes present in the Internet Routing Table:           62904
Origin ASes announcing only one prefix:                           25782
Transit ASes present in the Internet Routing Table:               10307
Transit-only ASes present in the Internet Routing Table:            367
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      64
    Max AS path prepend of ASN (267602)                              58
Prefixes from unregistered ASNs in the Routing Table:               940
    Number of instances of unregistered ASNs:                       949
Number of 32-bit ASNs allocated by the RIRs:                      39486
Number of 32-bit ASNs visible in the Routing Table:               32753
Prefixes from 32-bit ASNs in the Routing Table:                  154703
Number of bogon 32-bit ASNs visible in the Routing Table:            48
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            510
Number of addresses announced to Internet:                   3065904640
    Equivalent to 182 /8s, 189 /16s and 254 /24s
    Percentage of available address space announced:               82.8
    Percentage of allocated address space announced:               82.8
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      298016

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

Prefixes being announced by APNIC Region ASes:                   236115
    Total APNIC prefixes after maximum aggregation:               66613
    APNIC Deaggregation factor:                                    3.54
Prefixes being announced from the APNIC address blocks:          231359
    Unique aggregates announced from the APNIC address blocks:    94974
APNIC Region origin ASes present in the Internet Routing Table:   12666
    APNIC Prefixes per ASN:                                       18.27
APNIC Region origin ASes announcing only one prefix:               3622
APNIC Region transit ASes present in the Internet Routing Table:   1751
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         25
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7883
Number of APNIC addresses announced to Internet:              773732864
    Equivalent to 46 /8s, 30 /16s and 58 /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:                    262443
    Total ARIN prefixes after maximum aggregation:               120358
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           262179
    Unique aggregates announced from the ARIN address blocks:    126000
ARIN Region origin ASes present in the Internet Routing Table:    19042
    ARIN Prefixes per ASN:                                        13.77
ARIN Region origin ASes announcing only one prefix:                6920
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:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4510
Number of ARIN addresses announced to Internet:              1293477120
    Equivalent to 77 /8s, 24 /16s and 229 /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:                    250337
    Total RIPE prefixes after maximum aggregation:               116532
    RIPE Deaggregation factor:                                     2.15
Prefixes being announced from the RIPE address blocks:           247843
    Unique aggregates announced from the RIPE address blocks:    151288
RIPE Region origin ASes present in the Internet Routing Table:    28140
    RIPE Prefixes per ASN:                                         8.81
RIPE Region origin ASes announcing only one prefix:               12015
RIPE Region transit ASes present in the Internet Routing Table:    3932
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          30
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10712
Number of RIPE addresses announced to Internet:               714235904
    Equivalent to 42 /8s, 146 /16s and 96 /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:                  114962
    Total LACNIC prefixes after maximum aggregation:              27614
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         114783
    Unique aggregates announced from the LACNIC address blocks:   48677
LACNIC Region origin ASes present in the Internet Routing Table:  10969
    LACNIC Prefixes per ASN:                                      10.46
LACNIC Region origin ASes announcing only one prefix:              2658
LACNIC Region transit ASes present in the Internet Routing Table:  2200
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        64
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8680
Number of LACNIC addresses announced to Internet:             176473856
    Equivalent to 10 /8s, 132 /16s and 199 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + 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:                  27894
    Total AfriNIC prefixes after maximum aggregation:              5498
    AfriNIC Deaggregation factor:                                  5.07
Prefixes being announced from the AfriNIC address blocks:         36016
    Unique aggregates announced from the AfriNIC address blocks:  11814
AfriNIC Region origin ASes present in the Internet Routing Table:  1641
    AfriNIC Prefixes per ASN:                                     21.95
AfriNIC Region origin ASes announcing only one prefix:              567
AfriNIC Region transit ASes present in the Internet Routing Table:  336
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  968
Number of AfriNIC addresses announced to Internet:            107692288
    Equivalent to 6 /8s, 107 /16s and 65 /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        9193       8879      35  CHINAMOBILE-CN China Mobile Communicati
  7545        5922        789     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672       4192      75  ERX-CERNET-BKB China Education and Rese
  7552        3555       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3492       1039      53  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3423       1880      56  VNPT-AS-VN VNPT Corp, VN
  9498        2410        499     236  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2250      11119     596  KIXS-AS-KR Korea Telecom, KR
 45090        2169       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2123        425     214  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        6479      10359    2814  AMAZON-02, US
 11492        4515        299     659  CABLEONE, US
 22773        3955       3078     371  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3901        264      31  VIASAT-SP-BACKBONE, US
 16625        3532       1818    2527  AKAMAI-AS, US
  6327        3439       1319      64  SHAW, CA
   749        2866      50792    2124  DNIC-AS-00749, US
 30036        2624        373     159  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2445       4961     417  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2249       3051     493  CHARTER-20115, 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
 12479        6814       1730     150  UNI2-AS, ES
  8551        3998        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3977       3361     204  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
  6849        2927        355      21  UKRTELNET, UA
 12389        2921       2273     907  ROSTELECOM-AS, RU
  9009        2473        246    1278  M247, GB
 34984        2239        357     628  TELLCOM-AS, TR
 58224        1815        931     599  TCI, IR
 13188        1610        100      27  TRIOLAN, UA

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       10656       3404     554  Uninet S.A. de C.V., MX
 10620        3480        518     736  Telmex Colombia S.A., CO
 11830        2438        369      63  Instituto Costarricense de Electricidad
 13999        1835        303     473  Mega Cable, S.A. de C.V., MX
  6503        1450        355     528  Axtel, S.A.B. de C.V., MX
 28573        1355       2333     255  CLARO S.A., BR
  3816        1257        671     148  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1077        369      21  Telefonica del Peru S.A.A., PE
 11664        1027        192     442  Techtel LMDS Comunicaciones Interactiva
 11172         957        117      60  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        1655        393      21  LINKdotNET-AS, EG
 24835        1466        497      30  RAYA-AS, EG
 36992        1314       1519     263  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         956         65      64  ORANGE-COTE-IVOIRE, CI
 36935         675        520      42  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         517         51      37  WANANCHI-, KE
 37342         464         32       1  MOVITEL, MZ
 23889         423        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       10656       3404     554  Uninet S.A. de C.V., MX
  9808        9193       8879      35  CHINAMOBILE-CN China Mobile Communicati
 12479        6814       1730     150  UNI2-AS, ES
 16509        6479      10359    2814  AMAZON-02, US
  7545        5922        789     690  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672       4192      75  ERX-CERNET-BKB China Education and Rese
 11492        4515        299     659  CABLEONE, US
  8551        3998        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3977       3361     204  AKAMAI-ASN1, NL
 22773        3955       3078     371  ASN-CXA-ALL-CCI-22773-RDC, US

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        9193         9158  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6814         6664  UNI2-AS, ES
  7545        5922         5232  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672         4597  ERX-CERNET-BKB China Education and Research Net
  8551        3998         3959  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3901         3870  VIASAT-SP-BACKBONE, US
 11492        4515         3856  CABLEONE, US
 39891        3819         3785  ALJAWWALSTC-AS, SA
 20940        3977         3773  AKAMAI-ASN1, NL
 16509        6479         3665  AMAZON-02, US

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
    398083  UNALLOCATED  5.133.124.0/24          399587  UT, US
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, 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            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, 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 the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.67.0.0/20            266452  ELETROINFO TELECOMUNICACOES LTDA - ME, BR
192.88.99.0/24             6939  HURRICANE, US
198.19.224.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,
198.19.226.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,

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

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
23.166.208.0/24      Origin:    398906  LUFTCLOUD-ASN-01, US
23.166.208.0/24     Transit:    132132  REPUBLICTELECOM-SG MyRepublic Ltd., SG
23.185.16.0/24       Origin:    399244  BLOOM-HOST, US
23.185.16.0/24      Transit:     13335  CLOUDFLARENET, US
23.185.17.0/24       Origin:    399244  BLOOM-HOST, US
23.185.17.0/24      Transit:     13335  CLOUDFLARENET, 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 

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      /11:100     /12:307     
/13:590     /14:1206    /15:2095    /16:13553   /17:8316    /18:13911   
/19:25165   /20:44134   /21:51640   /22:107975  /23:95587   /24:528041  
/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
 12479        5787        6814  UNI2-AS, ES
  8151        4376       10656  Uninet S.A. de C.V., MX
  8551        3464        3998  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3418        4515  CABLEONE, US
  6327        3249        3439  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2991        3901  VIASAT-SP-BACKBONE, US
 22773        2944        3955  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2778        2927  UKRTELNET, UA
 30036        2280        2624  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1912      2:1023      3:154       4:6         5:3796      6:103    
   7:5         8:1540      9:1        11:173      12:1704     13:295    
  14:2371     15:202      16:42       17:384      18:162      20:212    
  21:4        22:188      23:5656     24:2333     25:6        27:2657   
  29:19       31:2438     32:92       34:4        35:82       36:1770   
  37:4457     38:2900     39:705      40:152      41:3970     42:1116   
  43:2195     44:293      45:16121    46:4127     47:325      49:1670   
  50:2173     51:108      52:1434     54:371      55:701      56:8      
  57:59       58:1850     59:1184     60:963      61:2251     62:2535   
  63:1939     64:5550     65:2334     66:4862     67:3003     68:1194   
  69:4173     70:1335     71:691      72:3053     74:2652     75:1393   
  76:586      77:2170     78:1851     79:3116     80:1996     81:1610   
  82:1497     83:1211     84:1365     85:2933     86:711      87:1971   
  88:1123     89:3302     90:537      91:7628     92:2021     93:2600   
  94:3499     95:3896     96:1307     97:349      98:1000     99:737    
 100:77      101:1049    102:2104    103:29236   104:4426    105:457    
 106:876     107:2525    108:842     109:4267    110:2038    111:3259   
 112:2032    113:1504    114:1493    115:2150    116:1899    117:2512   
 118:2318    119:1877    120:1664    121:1104    122:2560    123:2135   
 124:1534    125:2146    128:1257    129:1085    130:981     131:2058   
 132:807     133:378     134:1908    135:290     136:885     137:1007   
 138:2451    139:1514    140:865     141:1419    142:1292    143:1429   
 144:1209    145:347     146:1822    147:1494    148:2252    149:1732   
 150:857     151:1079    152:1854    153:536     154:3457    155:1426   
 156:1841    157:1239    158:1046    159:2213    160:2532    161:1285   
 162:3465    163:1282    164:1665    165:1619    166:728     167:1744   
 168:3777    169:836     170:4481    171:828     172:3187    173:3126   
 174:1025    175:1128    176:3590    177:4636    178:3551    179:2053   
 180:2349    181:2998    182:3211    183:1953    184:2371    185:19534  
 186:4288    187:3767    188:3877    189:3267    190:8970    191:1305   
 192:11018   193:8627    194:7025    195:4977    196:2979    197:2374   
 198:5996    199:6048    200:7578    201:5730    202:10497   203:10239  
 204:4542    205:3437    206:3762    207:3386    208:4026    209:4672   
 210:4357    211:2458    212:4019    213:3434    214:1154    215:67     
 216:6485    217:2670    218:1285    219:549     220:1960    221:983    
 222:846     223:2122   

End of report


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