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

REN Routing Table Report cscora at frr.nsrc.org
Wed Feb 1 21:13:23 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 01 Feb, 2023

  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:                              916541
    Prefixes after maximum aggregation (per Origin AS):          347433
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      445372
    Number of IPv4 prefixes with a valid ROA:                    374858
    Number of IPv4 prefixes with an invalid ROA:                   2841
    Number of IPv4 prefixes with no ROA:                         538842
Total ASes present in the Internet Routing Table:                 74030
    Prefixes per ASN:                                             12.38
Origin-only ASes present in the Internet Routing Table:           63600
Origin ASes announcing only one prefix:                           26108
Transit ASes present in the Internet Routing Table:               10430
Transit-only ASes present in the Internet Routing Table:            433
Paths with bogon ASNs present in the IPv4 Routing Table:             65
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              64
Prefixes from unregistered ASNs in the Routing Table:               981
    Number of instances of unregistered ASNs:                       993
Number of 32-bit ASNs allocated by the RIRs:                      41162
Number of 32-bit ASNs visible in the Routing Table:               34055
Prefixes from 32-bit ASNs in the Routing Table:                  166856
Number of bogon 32-bit ASNs visible in the Routing Table:            58
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            522
Number of addresses announced to Internet:                   3062381056
    Equivalent to 182 /8s, 136 /16s and 58 /24s
    Percentage of available address space announced:               82.7
    Percentage of allocated address space announced:               82.7
    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:      311581

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

Prefixes being announced by APNIC Region ASes:                   237155
    Total APNIC prefixes after maximum aggregation:               68378
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          232217
    Unique aggregates announced from the APNIC address blocks:    97829
APNIC Region origin ASes present in the Internet Routing Table:   13214
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               3830
APNIC Region transit ASes present in the Internet Routing Table:   1779
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:   8497
Number of APNIC addresses announced to Internet:              773357312
    Equivalent to 46 /8s, 24 /16s and 127 /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:                    267085
    Total ARIN prefixes after maximum aggregation:               121601
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           268951
    Unique aggregates announced from the ARIN address blocks:    129699
ARIN Region origin ASes present in the Internet Routing Table:    19066
    ARIN Prefixes per ASN:                                        14.11
ARIN Region origin ASes announcing only one prefix:                6993
ARIN Region transit ASes present in the Internet Routing Table:    1941
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:    4729
Number of ARIN addresses announced to Internet:              1285854976
    Equivalent to 76 /8s, 164 /16s and 151 /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:                    264470
    Total RIPE prefixes after maximum aggregation:               122533
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           261046
    Unique aggregates announced from the RIPE address blocks:    156231
RIPE Region origin ASes present in the Internet Routing Table:    28220
    RIPE Prefixes per ASN:                                         9.25
RIPE Region origin ASes announcing only one prefix:               12022
RIPE Region transit ASes present in the Internet Routing Table:    3910
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10997
Number of RIPE addresses announced to Internet:               718564608
    Equivalent to 42 /8s, 212 /16s and 109 /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:                  117725
    Total LACNIC prefixes after maximum aggregation:              28422
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         116911
    Unique aggregates announced from the LACNIC address blocks:   49147
LACNIC Region origin ASes present in the Internet Routing Table:  10991
    LACNIC Prefixes per ASN:                                      10.64
LACNIC Region origin ASes announcing only one prefix:              2660
LACNIC Region transit ASes present in the Internet Routing Table:  2277
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8764
Number of LACNIC addresses announced to Internet:             176217088
    Equivalent to 10 /8s, 128 /16s and 220 /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:                  29125
    Total AfriNIC prefixes after maximum aggregation:              5746
    AfriNIC Deaggregation factor:                                  5.07
Prefixes being announced from the AfriNIC address blocks:         36893
    Unique aggregates announced from the AfriNIC address blocks:  12041
AfriNIC Region origin ASes present in the Internet Routing Table:  1721
    AfriNIC Prefixes per ASN:                                     21.44
AfriNIC Region origin ASes announcing only one prefix:              603
AfriNIC Region transit ASes present in the Internet Routing Table:  331
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1068
Number of AfriNIC addresses announced to Internet:            108065792
    Equivalent to 6 /8s, 112 /16s and 244 /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        9442       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5879        787     704  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3538       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3525       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3231       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2721        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2363        847     437  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2286      11250     588  KIXS-AS-KR Korea Telecom, KR
 45090        2183       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2162        440     213  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        7892      10720    2899  AMAZON-02, US
 11492        4531        300     601  CABLEONE, US
  7155        3895        265      33  VIASAT-SP-BACKBONE, US
 22773        3666       3080     297  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3501       1320      63  SHAW, CA
 16625        3322       1681    2424  AKAMAI-AS, US
   749        3021      50575    2288  DNIC-AS-00749, US
  7018        2592      24128    1574  ATT-INTERNET4, US
396982        2589       3496     365  GOOGLE-CLOUD-PLATFORM, US
 30036        2564        367     362  MEDIACOM-ENTERPRISE-BUSINESS, 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        6998       1706     146  UNI2-AS, ES
  9121        6158       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4045       3399     172  AKAMAI-ASN1, NL
  8551        3892        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2918       2290     908  ROSTELECOM-AS, RU
  9009        2706        257    1374  M247, RO
 47331        2649        383    1993  TTNET, TR
 34984        2258        358     609  TELLCOM-AS, TR
  6849        2197        339      19  UKRTELNET, 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       11092       3342     583  Uninet S.A. de C.V., MX
 10620        3479        508     859  Telmex Colombia S.A., CO
 11830        2261        369      64  Instituto Costarricense de Electricidad
 13999        2234        371     601  Mega Cable, S.A. de C.V., MX
 28573        1353       2328     263  Claro NXT Telecomunicacoes Ltda, BR
  6503        1298        339     518  Axtel, S.A.B. de C.V., MX
  3816        1290        742     155  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1151        369      22  Telefonica del Peru S.A.A., PE
 11664        1109        181     456  Techtel LMDS Comunicaciones Interactiva
 26615        1017       2466      43  TIM SA, BR

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
 24835        1538        533      30  RAYA-AS, EG
 24863        1501        393      21  LINKdotNET-AS, EG
 36992        1347       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1007         67      53  ORANGE-COTE-IVOIRE, CI
 36935         884        520      42  Vodafone-, EG
  6713         554       1861      34  IAM-AS, MA
 15399         508         52      41  WANANCHI-, KE
 37342         494         32       1  MOVITEL, MZ
 24757         491         73       5  EthioNet-AS, ET

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       11092       3342     583  Uninet S.A. de C.V., MX
  9808        9442       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7892      10720    2899  AMAZON-02, US
 12479        6998       1706     146  UNI2-AS, ES
  9121        6158       1692      17  TTNET, TR
  7545        5879        787     704  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4531        300     601  CABLEONE, US
 20940        4045       3399     172  AKAMAI-ASN1, NL
  7155        3895        265      33  VIASAT-SP-BACKBONE, 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        9442         9395  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6998         6852  UNI2-AS, ES
  9121        6158         6141  TTNET, TR
  7545        5879         5175  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7892         4993  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
 11492        4531         3930  CABLEONE, US
 20940        4045         3873  AKAMAI-ASN1, NL
  7155        3895         3862  VIASAT-SP-BACKBONE, US
  8551        3892         3855  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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
     16641  UNALLOCATED  8.10.194.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.10.210.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.12.76.0/24              3356  LEVEL3, US
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.14.115.0/24             3356  LEVEL3, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     25674  UNALLOCATED  8.19.146.0/24             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
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
192.88.99.0/24             6939  HURRICANE, US

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

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

Unassigned Network     ASN Information  AS Name
23.131.185.0/24      Origin:       174  COGENT-174, US
23.131.185.0/24     Transit:      6461  ZAYO-6461, US
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:      6461  ZAYO-6461, US
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:      6461  ZAYO-6461, US
23.131.188.0/24      Origin:       174  COGENT-174, US
23.131.188.0/24     Transit:      6461  ZAYO-6461, US
23.136.112.0/24      Origin:     54835  UNASSIGNED
23.136.112.0/24     Transit:     21559  OSNET, PR

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      /10:39      /11:101     /12:299     
/13:580     /14:1201    /15:2077    /16:13495   /17:8294    /18:13867   
/19:24948   /20:43287   /21:51940   /22:109843  /23:98144   /24:548396  
/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        6061        6998  UNI2-AS, ES
  9121        5315        6158  TTNET, TR
  8151        5102       11092  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3446        4531  CABLEONE, US
  8551        3364        3892  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3309        3501  SHAW, CA
  7155        2984        3895  VIASAT-SP-BACKBONE, US
 22773        2710        3666  ASN-CXA-ALL-CCI-22773-RDC, US
 47331        2306        2649  TTNET, TR

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

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

   1:1631      2:1234      3:168       4:5         5:4233      6:113    
   7:5         8:1520      9:1        11:172      12:1588     13:377    
  14:2329     15:290      16:79       17:365      18:395      20:243    
  21:4        22:188      23:6066     24:2517     25:4        27:2710   
  29:19       31:2496     32:102      34:9        35:106      36:1891   
  37:4613     38:4055     39:836      40:154      41:3950     42:1055   
  43:2331     44:302      45:16434    46:4156     47:381      49:1732   
  50:1841     51:380      52:1552     54:395      55:857      56:8      
  57:83       58:1752     59:1163     60:997      61:2418     62:2618   
  63:1933     64:5678     65:2313     66:4917     67:3042     68:1348   
  69:4145     70:1254     71:666      72:2969     74:2596     75:1452   
  76:601      77:2409     78:3923     79:3175     80:2076     81:1844   
  82:1484     83:1246     84:1515     85:3752     86:747      87:1951   
  88:2866     89:3556     90:596      91:7658     92:2003     93:2588   
  94:3517     95:4881     96:1328     97:345      98:1160     99:741    
 100:76      101:1068    102:2561    103:30958   104:4587    105:483    
 106:847     107:2514    108:919     109:4376    110:2078    111:3287   
 112:2041    113:1488    114:1603    115:2090    116:1848    117:2552   
 118:2291    119:1909    120:1736    121:1071    122:2596    123:2175   
 124:1547    125:2325    128:1323    129:1055    130:985     131:1992   
 132:844     133:406     134:1911    135:297     136:867     137:1071   
 138:2582    139:1556    140:1178    141:1468    142:1421    143:1499   
 144:1198    145:351     146:1889    147:1555    148:2297    149:1894   
 150:874     151:1139    152:1951    153:559     154:3916    155:1402   
 156:1668    157:1296    158:1018    159:2268    160:2547    161:1474   
 162:3530    163:1494    164:1612    165:1672    166:839     167:1746   
 168:3882    169:920     170:4584    171:871     172:3517    173:2955   
 174:1023    175:1173    176:3693    177:4667    178:3553    179:2153   
 180:2421    181:3382    182:3243    183:1936    184:2338    185:19991  
 186:4686    187:3933    188:4070    189:3514    190:9095    191:1446   
 192:10964   193:8828    194:7239    195:5139    196:3016    197:2385   
 198:5958    199:6117    200:7746    201:5860    202:10442   203:10244  
 204:4599    205:3501    206:3870    207:3417    208:4081    209:4816   
 210:4321    211:2399    212:4109    213:3557    214:1093    215:56     
 216:6602    217:2639    218:1286    219:460     220:2028    221:972    
 222:683     223:2055   

End of report


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