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

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


IPv4 R&E Routing Table Report   21:10 GMT Mon 13 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:                              918185
    Prefixes after maximum aggregation (per Origin AS):          348067
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      446293
    Number of IPv4 prefixes with a valid ROA:                    381448
    Number of IPv4 prefixes with an invalid ROA:                   2877
    Number of IPv4 prefixes with no ROA:                         533860
Total ASes present in the Internet Routing Table:                 74076
    Prefixes per ASN:                                             12.40
Origin-only ASes present in the Internet Routing Table:           63633
Origin ASes announcing only one prefix:                           26084
Transit ASes present in the Internet Routing Table:               10443
Transit-only ASes present in the Internet Routing Table:            434
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:              1043
    Number of instances of unregistered ASNs:                      1056
Number of 32-bit ASNs allocated by the RIRs:                      41187
Number of 32-bit ASNs visible in the Routing Table:               34130
Prefixes from 32-bit ASNs in the Routing Table:                  167094
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:            545
Number of addresses announced to Internet:                   3062064128
    Equivalent to 182 /8s, 131 /16s and 100 /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:      311891

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

Prefixes being announced by APNIC Region ASes:                   238343
    Total APNIC prefixes after maximum aggregation:               68558
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          233289
    Unique aggregates announced from the APNIC address blocks:    97916
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:               3826
APNIC Region transit ASes present in the Internet Routing Table:   1792
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:   8557
Number of APNIC addresses announced to Internet:              773276160
    Equivalent to 46 /8s, 23 /16s and 66 /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:                    267520
    Total ARIN prefixes after maximum aggregation:               121865
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           269545
    Unique aggregates announced from the ARIN address blocks:    130305
ARIN Region origin ASes present in the Internet Routing Table:    19070
    ARIN Prefixes per ASN:                                        14.13
ARIN Region origin ASes announcing only one prefix:                6992
ARIN Region transit ASes present in the Internet Routing Table:    1946
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:              1285550336
    Equivalent to 76 /8s, 159 /16s and 241 /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:                    264683
    Total RIPE prefixes after maximum aggregation:               122697
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           261208
    Unique aggregates announced from the RIPE address blocks:    156474
RIPE Region origin ASes present in the Internet Routing Table:    28218
    RIPE Prefixes per ASN:                                         9.26
RIPE Region origin ASes announcing only one prefix:               12012
RIPE Region transit ASes present in the Internet Routing Table:    3908
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:   11005
Number of RIPE addresses announced to Internet:               718438400
    Equivalent to 42 /8s, 210 /16s and 128 /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:                  117233
    Total LACNIC prefixes after maximum aggregation:              28430
    LACNIC Deaggregation factor:                                   4.12
Prefixes being announced from the LACNIC address blocks:         116455
    Unique aggregates announced from the LACNIC address blocks:   49095
LACNIC Region origin ASes present in the Internet Routing Table:  10973
    LACNIC Prefixes per ASN:                                      10.61
LACNIC Region origin ASes announcing only one prefix:              2653
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:                        28
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8765
Number of LACNIC addresses announced to Internet:             176411648
    Equivalent to 10 /8s, 131 /16s and 212 /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:                  29363
    Total AfriNIC prefixes after maximum aggregation:              5750
    AfriNIC Deaggregation factor:                                  5.11
Prefixes being announced from the AfriNIC address blocks:         37142
    Unique aggregates announced from the AfriNIC address blocks:  12073
AfriNIC Region origin ASes present in the Internet Routing Table:  1718
    AfriNIC Prefixes per ASN:                                     21.62
AfriNIC Region origin ASes announcing only one prefix:              601
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: 1064
Number of AfriNIC addresses announced to Internet:            108058880
    Equivalent to 6 /8s, 112 /16s and 217 /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        9446       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5847        788     708  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3534       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3407       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3349       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2759        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2355        836     442  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2287      11250     587  KIXS-AS-KR Korea Telecom, KR
  4538        2197       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        7938      10731    2856  AMAZON-02, US
 11492        4535        300     599  CABLEONE, US
  7155        3899        265      33  VIASAT-SP-BACKBONE, US
 22773        3658       3080     288  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3503       1320      63  SHAW, CA
 16625        3323       1678    2425  AKAMAI-AS, US
   749        3039      50571    2306  DNIC-AS-00749, US
396982        2604       3583     352  GOOGLE-CLOUD-PLATFORM, US
  7018        2595      24127    1577  ATT-INTERNET4, US
 30036        2538        364     431  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        7013       1706     146  UNI2-AS, ES
  9121        6133       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4037       3399     170  AKAMAI-ASN1, NL
  8551        3891        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2926       2292     910  ROSTELECOM-AS, RU
  9009        2677        255    1381  M247, RO
 47331        2419        357    1821  TTNET, TR
 34984        2266        359     609  TELLCOM-AS, TR
  6849        2249        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       11053       3347     589  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        2245        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        1151        370      22  Telefonica del Peru S.A.A., PE
 11664        1100        180     455  Techtel LMDS Comunicaciones Interactiva
 26615        1020       2498      45  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        1506        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         886        520      42  Vodafone-, EG
  6713         550       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       11053       3347     589  Uninet S.A. de C.V., MX
  9808        9446       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        7938      10731    2856  AMAZON-02, US
 12479        7013       1706     146  UNI2-AS, ES
  9121        6133       1692      17  TTNET, TR
  7545        5847        788     708  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        9446         9398  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7013         6867  UNI2-AS, ES
  9121        6133         6116  TTNET, TR
  7545        5847         5139  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7938         5082  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        3891         3854  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
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
      1618  UNALLOCATED  8.21.143.0/24           136796  CL-JP-AS CORELINK JAPAN, JP

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     /14:1201    /15:2076    /16:13490   /17:8291    /18:13849   
/19:25029   /20:43674   /21:52010   /22:109986  /23:98165   /24:549363  
/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        6074        7013  UNI2-AS, ES
  9121        5289        6133  TTNET, TR
  8151        5093       11053  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3450        4535  CABLEONE, US
  8551        3363        3891  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3311        3503  SHAW, CA
  7155        2988        3899  VIASAT-SP-BACKBONE, US
 22773        2708        3658  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2196        2538  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1631      2:1239      3:168       4:5         5:4326      6:114    
   7:5         8:1528      9:1        11:172      12:1587     13:393    
  14:2336     15:290      16:79       17:365      18:397      20:245    
  21:4        22:188      23:6073     24:2529     25:4        27:2587   
  29:19       31:2510     32:105      34:8        35:106      36:1895   
  37:4589     38:4153     39:838      40:154      41:4035     42:1064   
  43:2336     44:302      45:16380    46:4154     47:380      49:1734   
  50:1832     51:383      52:1568     54:397      55:853      56:8      
  57:84       58:1751     59:1177     60:991      61:2421     62:2638   
  63:1933     64:5684     65:2321     66:4934     67:3042     68:1349   
  69:4146     70:1253     71:668      72:2989     74:2601     75:1457   
  76:603      77:2389     78:3865     79:3179     80:2082     81:1852   
  82:1491     83:1239     84:1529     85:3729     86:757      87:1964   
  88:2832     89:3610     90:597      91:7663     92:2012     93:2599   
  94:3547     95:4868     96:1333     97:347      98:1159     99:744    
 100:76      101:1069    102:2597    103:31053   104:4516    105:485    
 106:844     107:2521    108:915     109:4402    110:2075    111:3290   
 112:2042    113:1502    114:1604    115:2077    116:1848    117:2547   
 118:2289    119:1936    120:1735    121:1085    122:2600    123:2174   
 124:1548    125:2357    128:1337    129:1065    130:988     131:1993   
 132:839     133:406     134:1911    135:315     136:864     137:1073   
 138:2575    139:1553    140:1186    141:1477    142:1424    143:1474   
 144:1208    145:349     146:1901    147:1559    148:2290    149:1896   
 150:874     151:1141    152:1953    153:560     154:3921    155:1416   
 156:1684    157:1299    158:1008    159:2268    160:2540    161:1422   
 162:3538    163:1536    164:1571    165:1683    166:842     167:1742   
 168:3858    169:924     170:4567    171:868     172:3521    173:2962   
 174:1025    175:1170    176:3715    177:4542    178:3575    179:2146   
 180:2428    181:3406    182:3245    183:1928    184:2342    185:20032  
 186:4666    187:3949    188:4111    189:3499    190:9089    191:1448   
 192:10963   193:8825    194:7246    195:5143    196:3062    197:2414   
 198:5959    199:6113    200:7739    201:5887    202:10571   203:10216  
 204:4609    205:3516    206:3872    207:3452    208:4084    209:4851   
 210:4373    211:2424    212:4110    213:3566    214:1097    215:55     
 216:6603    217:2643    218:1295    219:463     220:2021    221:973    
 222:739     223:2097   

End of report


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