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

REN Routing Table Report cscora at frr.nsrc.org
Tue Jan 31 21:13:18 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Tue 31 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:                              916653
    Prefixes after maximum aggregation (per Origin AS):          347603
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      445380
    Number of IPv4 prefixes with a valid ROA:                    379228
    Number of IPv4 prefixes with an invalid ROA:                   2851
    Number of IPv4 prefixes with no ROA:                         534574
Total ASes present in the Internet Routing Table:                 74088
    Prefixes per ASN:                                             12.37
Origin-only ASes present in the Internet Routing Table:           63658
Origin ASes announcing only one prefix:                           26142
Transit ASes present in the Internet Routing Table:               10430
Transit-only ASes present in the Internet Routing Table:            434
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:               979
    Number of instances of unregistered ASNs:                       990
Number of 32-bit ASNs allocated by the RIRs:                      41157
Number of 32-bit ASNs visible in the Routing Table:               34093
Prefixes from 32-bit ASNs in the Routing Table:                  166771
Number of bogon 32-bit ASNs visible in the Routing Table:            54
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            526
Number of addresses announced to Internet:                   3062333696
    Equivalent to 182 /8s, 135 /16s and 129 /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:      311464

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

Prefixes being announced by APNIC Region ASes:                   237220
    Total APNIC prefixes after maximum aggregation:               68414
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          232278
    Unique aggregates announced from the APNIC address blocks:    97845
APNIC Region origin ASes present in the Internet Routing Table:   13249
    APNIC Prefixes per ASN:                                       17.53
APNIC Region origin ASes announcing only one prefix:               3857
APNIC Region transit ASes present in the Internet Routing Table:   1780
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:   8527
Number of APNIC addresses announced to Internet:              773418752
    Equivalent to 46 /8s, 25 /16s and 111 /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:                    267172
    Total ARIN prefixes after maximum aggregation:               121655
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           269044
    Unique aggregates announced from the ARIN address blocks:    129716
ARIN Region origin ASes present in the Internet Routing Table:    19067
    ARIN Prefixes per ASN:                                        14.11
ARIN Region origin ASes announcing only one prefix:                6990
ARIN Region transit ASes present in the Internet Routing Table:    1936
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:    4726
Number of ARIN addresses announced to Internet:              1285724672
    Equivalent to 76 /8s, 162 /16s and 154 /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:                    264346
    Total RIPE prefixes after maximum aggregation:               122618
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           260922
    Unique aggregates announced from the RIPE address blocks:    156241
RIPE Region origin ASes present in the Internet Routing Table:    28224
    RIPE Prefixes per ASN:                                         9.24
RIPE Region origin ASes announcing only one prefix:               12029
RIPE Region transit ASes present in the Internet Routing Table:    3912
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:   10993
Number of RIPE addresses announced to Internet:               718574592
    Equivalent to 42 /8s, 212 /16s and 148 /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:                  117787
    Total LACNIC prefixes after maximum aggregation:              28422
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         116968
    Unique aggregates announced from the LACNIC address blocks:   49116
LACNIC Region origin ASes present in the Internet Routing Table:  11008
    LACNIC Prefixes per ASN:                                      10.63
LACNIC Region origin ASes announcing only one prefix:              2668
LACNIC Region transit ASes present in the Internet Routing Table:  2279
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:  8781
Number of LACNIC addresses announced to Internet:             176237824
    Equivalent to 10 /8s, 129 /16s and 45 /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:                  29149
    Total AfriNIC prefixes after maximum aggregation:              5741
    AfriNIC Deaggregation factor:                                  5.08
Prefixes being announced from the AfriNIC address blocks:         36914
    Unique aggregates announced from the AfriNIC address blocks:  12037
AfriNIC Region origin ASes present in the Internet Routing Table:  1720
    AfriNIC Prefixes per ASN:                                     21.46
AfriNIC Region origin ASes announcing only one prefix:              598
AfriNIC Region transit ASes present in the Internet Routing Table:  335
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: 1066
Number of AfriNIC addresses announced to Internet:            108056064
    Equivalent to 6 /8s, 112 /16s and 206 /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        5885        787     704  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3538       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3523       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3233       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2717        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2362        848     440  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        7877      10716    2904  AMAZON-02, US
 11492        4531        300     601  CABLEONE, US
  7155        3895        265      33  VIASAT-SP-BACKBONE, US
 22773        3672       3064     306  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3501       1320      63  SHAW, CA
 16625        3403       1732    2473  AKAMAI-AS, US
   749        3022      50575    2289  DNIC-AS-00749, US
396982        2589       3496     365  GOOGLE-CLOUD-PLATFORM, US
  7018        2588      24128    1570  ATT-INTERNET4, US
 30036        2563        367     368  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        6980       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        3895        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       11085       3342     582  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        2230        369     599  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        1347       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1008         67      47  ORANGE-COTE-IVOIRE, CI
 36935         884        520      42  Vodafone-, EG
  6713         553       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       11085       3342     582  Uninet S.A. de C.V., MX
  9808        9442       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7877      10716    2904  AMAZON-02, US
 12479        6980       1706     146  UNI2-AS, ES
  9121        6158       1692      17  TTNET, TR
  7545        5885        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        6980         6834  UNI2-AS, ES
  9121        6158         6141  TTNET, TR
  7545        5885         5181  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7877         4973  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        3895         3858  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    /16:13492   /17:8299    /18:13868   
/19:24958   /20:43325   /21:51967   /22:109887  /23:98209   /24:548321  
/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        6042        6980  UNI2-AS, ES
  9121        5315        6158  TTNET, TR
  8151        5096       11085  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3446        4531  CABLEONE, US
  8551        3367        3895  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3309        3501  SHAW, CA
  7155        2984        3895  VIASAT-SP-BACKBONE, US
 22773        2710        3672  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      2:1244      3:168       4:5         5:4107      6:113    
   7:5         8:1527      9:1        11:172      12:1585     13:377    
  14:2329     15:290      16:79       17:365      18:393      20:243    
  21:4        22:188      23:6061     24:2518     25:4        27:2713   
  29:19       31:2500     32:101      34:9        35:106      36:1887   
  37:4609     38:4044     39:835      40:154      41:3957     42:1055   
  43:2332     44:301      45:16437    46:4170     47:381      49:1732   
  50:1841     51:380      52:1552     54:395      55:857      56:8      
  57:83       58:1752     59:1164     60:1001     61:2419     62:2618   
  63:1937     64:5697     65:2313     66:4914     67:3043     68:1348   
  69:4140     70:1253     71:666      72:2968     74:2594     75:1457   
  76:601      77:2398     78:3921     79:3174     80:2072     81:1844   
  82:1482     83:1243     84:1512     85:3763     86:749      87:1949   
  88:2867     89:3557     90:594      91:7651     92:2006     93:2589   
  94:3510     95:4875     96:1327     97:346      98:1160     99:740    
 100:76      101:1067    102:2560    103:30966   104:4595    105:483    
 106:847     107:2516    108:918     109:4387    110:2079    111:3287   
 112:2041    113:1494    114:1604    115:2088    116:1844    117:2553   
 118:2292    119:1908    120:1736    121:1070    122:2597    123:2177   
 124:1548    125:2320    128:1323    129:1056    130:981     131:1992   
 132:843     133:406     134:1912    135:297     136:868     137:1068   
 138:2590    139:1555    140:1174    141:1471    142:1425    143:1496   
 144:1195    145:351     146:1889    147:1554    148:2294    149:1892   
 150:869     151:1140    152:1951    153:558     154:3921    155:1404   
 156:1665    157:1294    158:1020    159:2267    160:2546    161:1472   
 162:3528    163:1493    164:1616    165:1672    166:840     167:1750   
 168:3869    169:920     170:4582    171:873     172:3517    173:2955   
 174:1022    175:1172    176:3694    177:4607    178:3549    179:2148   
 180:2422    181:3381    182:3240    183:1936    184:2337    185:19994  
 186:4695    187:3916    188:4077    189:3504    190:9108    191:1435   
 192:10969   193:8840    194:7242    195:5133    196:3017    197:2386   
 198:5962    199:6111    200:7750    201:5863    202:10480   203:10239  
 204:4597    205:3509    206:3880    207:3419    208:4085    209:4829   
 210:4320    211:2400    212:4106    213:3552    214:1099    215:56     
 216:6624    217:2644    218:1286    219:459     220:2031    221:972    
 222:684     223:2052   

End of report


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