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

REN Routing Table Report cscora at frr.nsrc.org
Fri Jan 27 21:13:21 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Fri 27 Jan, 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:                              917646
    Prefixes after maximum aggregation (per Origin AS):          347534
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      445050
    Number of IPv4 prefixes with a valid ROA:                    378679
    Number of IPv4 prefixes with an invalid ROA:                   2798
    Number of IPv4 prefixes with no ROA:                         536169
Total ASes present in the Internet Routing Table:                 74112
    Prefixes per ASN:                                             12.38
Origin-only ASes present in the Internet Routing Table:           63676
Origin ASes announcing only one prefix:                           26152
Transit ASes present in the Internet Routing Table:               10436
Transit-only ASes present in the Internet Routing Table:            427
Paths with bogon ASNs present in the IPv4 Routing Table:             53
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:               985
    Number of instances of unregistered ASNs:                       996
Number of 32-bit ASNs allocated by the RIRs:                      41135
Number of 32-bit ASNs visible in the Routing Table:               34109
Prefixes from 32-bit ASNs in the Routing Table:                  166886
Number of bogon 32-bit ASNs visible in the Routing Table:            57
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            522
Number of addresses announced to Internet:                   3062642944
    Equivalent to 182 /8s, 140 /16s and 57 /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:      311438

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

Prefixes being announced by APNIC Region ASes:                   238118
    Total APNIC prefixes after maximum aggregation:               68396
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          233177
    Unique aggregates announced from the APNIC address blocks:    97680
APNIC Region origin ASes present in the Internet Routing Table:   13266
    APNIC Prefixes per ASN:                                       17.58
APNIC Region origin ASes announcing only one prefix:               3862
APNIC Region transit ASes present in the Internet Routing Table:   1793
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8542
Number of APNIC addresses announced to Internet:              773425408
    Equivalent to 46 /8s, 25 /16s and 137 /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:                    267263
    Total ARIN prefixes after maximum aggregation:               121765
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           269113
    Unique aggregates announced from the ARIN address blocks:    129629
ARIN Region origin ASes present in the Internet Routing Table:    19077
    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:    4732
Number of ARIN addresses announced to Internet:              1286010880
    Equivalent to 76 /8s, 166 /16s and 248 /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:                    264303
    Total RIPE prefixes after maximum aggregation:               122510
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           260882
    Unique aggregates announced from the RIPE address blocks:    156171
RIPE Region origin ASes present in the Internet Routing Table:    28231
    RIPE Prefixes per ASN:                                         9.24
RIPE Region origin ASes announcing only one prefix:               12032
RIPE Region transit ASes present in the Internet Routing Table:    3913
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10994
Number of RIPE addresses announced to Internet:               718613248
    Equivalent to 42 /8s, 213 /16s and 43 /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:                  117793
    Total LACNIC prefixes after maximum aggregation:              28373
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         116971
    Unique aggregates announced from the LACNIC address blocks:   49074
LACNIC Region origin ASes present in the Internet Routing Table:  11007
    LACNIC Prefixes per ASN:                                      10.63
LACNIC Region origin ASes announcing only one prefix:              2666
LACNIC Region transit ASes present in the Internet Routing Table:  2271
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:  8777
Number of LACNIC addresses announced to Internet:             176250880
    Equivalent to 10 /8s, 129 /16s and 96 /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:                  29184
    Total AfriNIC prefixes after maximum aggregation:              5731
    AfriNIC Deaggregation factor:                                  5.09
Prefixes being announced from the AfriNIC address blocks:         36980
    Unique aggregates announced from the AfriNIC address blocks:  12071
AfriNIC Region origin ASes present in the Internet Routing Table:  1718
    AfriNIC Prefixes per ASN:                                     21.53
AfriNIC Region origin ASes announcing only one prefix:              599
AfriNIC Region transit ASes present in the Internet Routing Table:  333
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: 1064
Number of AfriNIC addresses announced to Internet:            108022016
    Equivalent to 6 /8s, 112 /16s and 73 /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        9440       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5920        787     703  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3534       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3519       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3096       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2715        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2362        848     437  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2286      11250     588  KIXS-AS-KR Korea Telecom, KR
  4538        2264       4192      73  ERX-CERNET-BKB China Education and Rese
 45090        2183       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute

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        7850      10712    2893  AMAZON-02, US
 11492        4531        300     601  CABLEONE, US
  7155        3895        265      33  VIASAT-SP-BACKBONE, US
 22773        3694       3066     323  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3501       1320      63  SHAW, CA
 16625        3456       1773    2505  AKAMAI-AS, US
   749        3023      50575    2290  DNIC-AS-00749, US
396982        2589       3496     365  GOOGLE-CLOUD-PLATFORM, US
  7018        2588      24127    1570  ATT-INTERNET4, US
 30036        2555        366     396  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        6975       1706     146  UNI2-AS, ES
  9121        6164       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4047       3399     172  AKAMAI-ASN1, NL
  8551        3905        374      38  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2918       2290     908  ROSTELECOM-AS, RU
  9009        2712        257    1371  M247, RO
 47331        2653        383    1997  TTNET, TR
 34984        2259        358     610  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       11075       3342     585  Uninet S.A. de C.V., MX
 10620        3474        507     856  Telmex Colombia S.A., CO
 11830        2261        369      64  Instituto Costarricense de Electricidad
 13999        2229        367     594  Mega Cable, S.A. de C.V., MX
 28573        1353       2329     257  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        1149        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        1337       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1009         67      47  ORANGE-COTE-IVOIRE, CI
 36935         884        520      42  Vodafone-, EG
  6713         612       1861      34  IAM-AS, MA
 15399         508         52      41  WANANCHI-, KE
 37342         494         32       1  MOVITEL, MZ
 24757         492         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       11075       3342     585  Uninet S.A. de C.V., MX
  9808        9440       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7850      10712    2893  AMAZON-02, US
 12479        6975       1706     146  UNI2-AS, ES
  9121        6164       1692      17  TTNET, TR
  7545        5920        787     703  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4531        300     601  CABLEONE, US
 20940        4047       3399     172  AKAMAI-ASN1, NL
  8551        3905        374      38  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

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        9440         9393  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6975         6829  UNI2-AS, ES
  9121        6164         6147  TTNET, TR
  7545        5920         5217  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7850         4957  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
 11492        4531         3930  CABLEONE, US
 20940        4047         3875  AKAMAI-ASN1, NL
  8551        3905         3867  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3895         3862  VIASAT-SP-BACKBONE, 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
     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
198.19.224.0/24           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
23.131.185.0/24      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    /15:2079    /16:13495   /17:8301    /18:13900   
/19:25049   /20:43533   /21:52092   /22:109973  /23:98323   /24:548651  
/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        6043        6975  UNI2-AS, ES
  9121        5321        6164  TTNET, TR
  8151        5085       11075  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3446        4531  CABLEONE, US
  8551        3370        3905  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3309        3501  SHAW, CA
  7155        2984        3895  VIASAT-SP-BACKBONE, US
 22773        2726        3694  ASN-CXA-ALL-CCI-22773-RDC, US
 47331        2310        2653  TTNET, TR

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

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

   1:1630      2:1233      3:168       4:5         5:4116      6:113    
   7:5         8:1525      9:1        11:172      12:1586     13:376    
  14:2314     15:289      16:79       17:369      18:389      20:243    
  21:4        22:188      23:6068     24:2518     25:4        27:2715   
  29:19       31:2497     32:101      34:9        35:106      36:1877   
  37:4587     38:4046     39:833      40:154      41:3952     42:1054   
  43:2323     44:303      45:16426    46:4162     47:381      49:1735   
  50:1840     51:380      52:1551     54:395      55:860      56:8      
  57:83       58:1755     59:1174     60:1007     61:2419     62:2622   
  63:1940     64:5674     65:2317     66:4911     67:3044     68:1340   
  69:4143     70:1254     71:666      72:2969     74:2594     75:1457   
  76:601      77:2392     78:3920     79:3175     80:2075     81:1837   
  82:1485     83:1239     84:1513     85:3737     86:747      87:1949   
  88:2861     89:3562     90:598      91:7649     92:2000     93:2577   
  94:3506     95:4876     96:1328     97:347      98:1160     99:740    
 100:76      101:1063    102:2566    103:30991   104:4600    105:482    
 106:847     107:2526    108:919     109:4385    110:2088    111:3290   
 112:2043    113:1473    114:1604    115:2094    116:1845    117:2559   
 118:2290    119:1909    120:1736    121:1082    122:2599    123:2180   
 124:1547    125:2325    128:1324    129:1057    130:982     131:1997   
 132:844     133:406     134:1915    135:298     136:871     137:1074   
 138:2573    139:1556    140:1150    141:1480    142:1425    143:1503   
 144:1196    145:348     146:1891    147:1564    148:2296    149:1891   
 150:869     151:1138    152:1947    153:557     154:3946    155:1406   
 156:1666    157:1297    158:1042    159:2266    160:2556    161:1474   
 162:3543    163:1490    164:1621    165:1672    166:838     167:1755   
 168:3897    169:919     170:4588    171:873     172:3505    173:2950   
 174:1022    175:1172    176:3697    177:4637    178:3552    179:2145   
 180:2426    181:3384    182:3241    183:1937    184:2342    185:19988  
 186:4708    187:3925    188:4085    189:3508    190:9088    191:1451   
 192:10970   193:8835    194:7226    195:5137    196:3012    197:2403   
 198:5958    199:6114    200:7759    201:5869    202:10529   203:10241  
 204:4602    205:3519    206:3875    207:3426    208:4087    209:4831   
 210:4362    211:2428    212:4103    213:3569    214:1095    215:56     
 216:6631    217:2635    218:1297    219:464     220:2033    221:972    
 222:740     223:2038   

End of report


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