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

REN Routing Table Report cscora at frr.nsrc.org
Fri Feb 10 21:13:27 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Fri 10 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:                              918006
    Prefixes after maximum aggregation (per Origin AS):          347871
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      446290
    Number of IPv4 prefixes with a valid ROA:                    381076
    Number of IPv4 prefixes with an invalid ROA:                   2885
    Number of IPv4 prefixes with no ROA:                         534045
Total ASes present in the Internet Routing Table:                 74074
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           63622
Origin ASes announcing only one prefix:                           26078
Transit ASes present in the Internet Routing Table:               10452
Transit-only ASes present in the Internet Routing Table:            442
Paths with bogon ASNs present in the IPv4 Routing Table:             63
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:              1081
    Number of instances of unregistered ASNs:                      1094
Number of 32-bit ASNs allocated by the RIRs:                      41188
Number of 32-bit ASNs visible in the Routing Table:               34135
Prefixes from 32-bit ASNs in the Routing Table:                  167073
Number of bogon 32-bit ASNs visible in the Routing Table:            59
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            565
Number of addresses announced to Internet:                   3061918720
    Equivalent to 182 /8s, 129 /16s and 44 /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:      311669

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

Prefixes being announced by APNIC Region ASes:                   238375
    Total APNIC prefixes after maximum aggregation:               68552
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          233361
    Unique aggregates announced from the APNIC address blocks:    97936
APNIC Region origin ASes present in the Internet Routing Table:   13265
    APNIC Prefixes per ASN:                                       17.59
APNIC Region origin ASes announcing only one prefix:               3831
APNIC Region transit ASes present in the Internet Routing Table:   1788
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:   8559
Number of APNIC addresses announced to Internet:              773231872
    Equivalent to 46 /8s, 22 /16s and 149 /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:                    267527
    Total ARIN prefixes after maximum aggregation:               121760
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           269477
    Unique aggregates announced from the ARIN address blocks:    130384
ARIN Region origin ASes present in the Internet Routing Table:    19071
    ARIN Prefixes per ASN:                                        14.13
ARIN Region origin ASes announcing only one prefix:                6994
ARIN Region transit ASes present in the Internet Routing Table:    1942
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:    4739
Number of ARIN addresses announced to Internet:              1285563904
    Equivalent to 76 /8s, 160 /16s and 38 /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:                    264495
    Total RIPE prefixes after maximum aggregation:               122605
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           261106
    Unique aggregates announced from the RIPE address blocks:    156401
RIPE Region origin ASes present in the Internet Routing Table:    28201
    RIPE Prefixes per ASN:                                         9.26
RIPE Region origin ASes announcing only one prefix:               12006
RIPE Region transit ASes present in the Internet Routing Table:    3921
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:   11005
Number of RIPE addresses announced to Internet:               718439936
    Equivalent to 42 /8s, 210 /16s and 134 /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:                  117193
    Total LACNIC prefixes after maximum aggregation:              28413
    LACNIC Deaggregation factor:                                   4.12
Prefixes being announced from the LACNIC address blocks:         116418
    Unique aggregates announced from the LACNIC address blocks:   49074
LACNIC Region origin ASes present in the Internet Routing Table:  10977
    LACNIC Prefixes per ASN:                                      10.61
LACNIC Region origin ASes announcing only one prefix:              2649
LACNIC Region transit ASes present in the Internet Routing Table:  2267
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:  8768
Number of LACNIC addresses announced to Internet:             176327680
    Equivalent to 10 /8s, 130 /16s and 140 /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:                  29335
    Total AfriNIC prefixes after maximum aggregation:              5749
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         37078
    Unique aggregates announced from the AfriNIC address blocks:  12046
AfriNIC Region origin ASes present in the Internet Routing Table:  1716
    AfriNIC Prefixes per ASN:                                     21.61
AfriNIC Region origin ASes announcing only one prefix:              598
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:            108015872
    Equivalent to 6 /8s, 112 /16s and 49 /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        9447       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5851        786     703  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3530       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3406       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3350       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2751        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2360        842     441  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2287      11250     587  KIXS-AS-KR Korea Telecom, KR
  4538        2256       4192      73  ERX-CERNET-BKB China Education and Rese
 45090        2184       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        7967      10738    2841  AMAZON-02, US
 11492        4535        300     599  CABLEONE, US
  7155        3899        265      33  VIASAT-SP-BACKBONE, US
 22773        3656       3079     287  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3503       1320      63  SHAW, CA
 16625        3325       1681    2429  AKAMAI-AS, US
   749        3038      50571    2305  DNIC-AS-00749, US
396982        2601       3583     349  GOOGLE-CLOUD-PLATFORM, US
  7018        2595      24127    1577  ATT-INTERNET4, US
 30036        2555        366     377  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        6992       1706     146  UNI2-AS, ES
  9121        6138       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4037       3399     170  AKAMAI-ASN1, NL
  8551        3894        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2926       2292     910  ROSTELECOM-AS, RU
  9009        2701        257    1376  M247, RO
 47331        2431        359    1833  TTNET, TR
 34984        2265        359     609  TELLCOM-AS, TR
  6849        2252        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       10815       3346     591  Uninet S.A. de C.V., MX
 10620        3476        507     862  Telmex Colombia S.A., CO
 11830        2262        369      64  Instituto Costarricense de Electricidad
 13999        2247        375     606  Mega Cable, S.A. de C.V., MX
 28573        1351       2328     263  Claro NXT Telecomunicacoes Ltda, BR
  6503        1298        339     518  Axtel, S.A.B. de C.V., MX
  3816        1292        746     156  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1150        369      22  Telefonica del Peru S.A.A., PE
 11664        1099        180     454  Techtel LMDS Comunicaciones Interactiva
 26615        1018       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        1540        533      30  RAYA-AS, EG
 24863        1502        393      21  LINKdotNET-AS, EG
 36992        1348       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571         998         67      53  ORANGE-COTE-IVOIRE, CI
 36935         885        520      42  Vodafone-, EG
  6713         549       1861      34  IAM-AS, MA
 15399         508         52      40  WANANCHI-, KE
 24757         495         73       5  EthioNet-AS, ET
 37342         494         32       1  MOVITEL, MZ

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       10815       3346     591  Uninet S.A. de C.V., MX
  9808        9447       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        7967      10738    2841  AMAZON-02, US
 12479        6992       1706     146  UNI2-AS, ES
  9121        6138       1692      17  TTNET, TR
  7545        5851        786     703  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4535        300     599  CABLEONE, US
 20940        4037       3399     170  AKAMAI-ASN1, NL
  7155        3899        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        9447         9399  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6992         6846  UNI2-AS, ES
  9121        6138         6121  TTNET, TR
  7545        5851         5148  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7967         5126  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
 11492        4535         3936  CABLEONE, US
 20940        4037         3867  AKAMAI-ASN1, NL
  7155        3899         3866  VIASAT-SP-BACKBONE, US
  8551        3894         3857  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
      3507  UNALLOCATED  5.105.166.0/24          213035  AS-SERVERION Serverion B.V.,
     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      /11:103     /12:299     
/13:580     /14:1202    /15:2076    /16:13484   /17:8283    /18:13848   
/19:25044   /20:43693   /21:52060   /22:109967  /23:98170   /24:549128  
/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        6057        6992  UNI2-AS, ES
  9121        5294        6138  TTNET, TR
  8151        4859       10815  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3450        4535  CABLEONE, US
  8551        3366        3894  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3311        3503  SHAW, CA
  7155        2988        3899  VIASAT-SP-BACKBONE, US
 22773        2706        3656  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2212        2555  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1630      2:1239      3:168       4:5         5:4320      6:113    
   7:5         8:1530      9:1        11:172      12:1587     13:392    
  14:2335     15:290      16:79       17:365      18:400      20:244    
  21:4        22:188      23:6065     24:2529     25:4        27:2664   
  29:19       31:2509     32:105      34:8        35:106      36:1894   
  37:4588     38:4112     39:839      40:154      41:4039     42:1064   
  43:2336     44:303      45:16414    46:4148     47:381      49:1735   
  50:1836     51:383      52:1563     54:397      55:865      56:8      
  57:84       58:1750     59:1176     60:994      61:2422     62:2636   
  63:1932     64:5688     65:2322     66:4936     67:3044     68:1349   
  69:4152     70:1253     71:668      72:2987     74:2598     75:1458   
  76:603      77:2388     78:3870     79:3183     80:2088     81:1848   
  82:1491     83:1239     84:1528     85:3728     86:756      87:1960   
  88:2828     89:3587     90:594      91:7654     92:2014     93:2591   
  94:3540     95:4861     96:1333     97:346      98:1159     99:744    
 100:76      101:1069    102:2582    103:31028   104:4512    105:485    
 106:844     107:2522    108:916     109:4347    110:2083    111:3291   
 112:2042    113:1503    114:1603    115:2078    116:1844    117:2551   
 118:2294    119:1931    120:1735    121:1085    122:2596    123:2172   
 124:1549    125:2352    128:1334    129:1063    130:996     131:2000   
 132:843     133:406     134:1912    135:315     136:864     137:1071   
 138:2570    139:1555    140:1186    141:1477    142:1425    143:1488   
 144:1204    145:349     146:1892    147:1559    148:2287    149:1901   
 150:876     151:1141    152:1946    153:559     154:3912    155:1413   
 156:1677    157:1298    158:1009    159:2269    160:2543    161:1423   
 162:3540    163:1542    164:1609    165:1682    166:844     167:1745   
 168:3872    169:921     170:4563    171:868     172:3519    173:2972   
 174:1026    175:1169    176:3714    177:4585    178:3580    179:2150   
 180:2422    181:3401    182:3242    183:1932    184:2340    185:20020  
 186:4672    187:3907    188:4090    189:3495    190:9103    191:1457   
 192:10967   193:8819    194:7248    195:5139    196:3061    197:2414   
 198:5962    199:6094    200:7751    201:5715    202:10561   203:10228  
 204:4605    205:3505    206:3867    207:3439    208:4085    209:4849   
 210:4374    211:2424    212:4108    213:3564    214:1098    215:55     
 216:6623    217:2651    218:1296    219:463     220:2024    221:973    
 222:740     223:2074   

End of report


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