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

REN Routing Table Report cscora at frr.nsrc.org
Mon Mar 6 21:13:30 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Mon 06 Mar, 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:                              911895
    Prefixes after maximum aggregation (per Origin AS):          346555
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      446089
    Number of IPv4 prefixes with a valid ROA:                    376966
    Number of IPv4 prefixes with an invalid ROA:                   2520
    Number of IPv4 prefixes with no ROA:                         532409
Total ASes present in the Internet Routing Table:                 74108
    Prefixes per ASN:                                             12.30
Origin-only ASes present in the Internet Routing Table:           63660
Origin ASes announcing only one prefix:                           26099
Transit ASes present in the Internet Routing Table:               10448
Transit-only ASes present in the Internet Routing Table:            445
Paths with bogon ASNs present in the IPv4 Routing Table:             74
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1107
    Number of instances of unregistered ASNs:                      1128
Number of 32-bit ASNs allocated by the RIRs:                      41374
Number of 32-bit ASNs visible in the Routing Table:               34212
Prefixes from 32-bit ASNs in the Routing Table:                  167531
Number of bogon 32-bit ASNs visible in the Routing Table:            83
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            526
Number of addresses announced to Internet:                   3062899712
    Equivalent to 182 /8s, 144 /16s and 36 /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:      305128

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

Prefixes being announced by APNIC Region ASes:                   239115
    Total APNIC prefixes after maximum aggregation:               68498
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          233773
    Unique aggregates announced from the APNIC address blocks:    97861
APNIC Region origin ASes present in the Internet Routing Table:   13308
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               3876
APNIC Region transit ASes present in the Internet Routing Table:   1803
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:   8601
Number of APNIC addresses announced to Internet:              773356288
    Equivalent to 46 /8s, 24 /16s and 123 /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:                    267721
    Total ARIN prefixes after maximum aggregation:               121855
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           269757
    Unique aggregates announced from the ARIN address blocks:    130182
ARIN Region origin ASes present in the Internet Routing Table:    19057
    ARIN Prefixes per ASN:                                        14.16
ARIN Region origin ASes announcing only one prefix:                6979
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:    4747
Number of ARIN addresses announced to Internet:              1286203392
    Equivalent to 76 /8s, 169 /16s and 232 /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:                    257259
    Total RIPE prefixes after maximum aggregation:               121243
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           253678
    Unique aggregates announced from the RIPE address blocks:    156540
RIPE Region origin ASes present in the Internet Routing Table:    28222
    RIPE Prefixes per ASN:                                         8.99
RIPE Region origin ASes announcing only one prefix:               12000
RIPE Region transit ASes present in the Internet Routing Table:    3898
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11044
Number of RIPE addresses announced to Internet:               718396416
    Equivalent to 42 /8s, 209 /16s and 220 /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:                  117372
    Total LACNIC prefixes after maximum aggregation:              28372
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         116747
    Unique aggregates announced from the LACNIC address blocks:   48893
LACNIC Region origin ASes present in the Internet Routing Table:  10962
    LACNIC Prefixes per ASN:                                      10.65
LACNIC Region origin ASes announcing only one prefix:              2660
LACNIC Region transit ASes present in the Internet Routing Table:  2266
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        32
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8761
Number of LACNIC addresses announced to Internet:             176555008
    Equivalent to 10 /8s, 134 /16s and 4 /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:                  29321
    Total AfriNIC prefixes after maximum aggregation:              5790
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         37413
    Unique aggregates announced from the AfriNIC address blocks:  12196
AfriNIC Region origin ASes present in the Internet Routing Table:  1714
    AfriNIC Prefixes per ASN:                                     21.83
AfriNIC Region origin ASes announcing only one prefix:              584
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:                       61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1059
Number of AfriNIC addresses announced to Internet:            108077568
    Equivalent to 6 /8s, 113 /16s and 34 /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        9456       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5794        786     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3544       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3462       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3359       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2812        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2359        834     441  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2306      11250     586  KIXS-AS-KR Korea Telecom, KR
  4538        2191       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        8080      10761    2860  AMAZON-02, US
 11492        4526        300     616  CABLEONE, US
  7155        3958        270      43  VIASAT-SP-BACKBONE, US
 22773        3650       3080     290  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3505       1320      64  SHAW, CA
 16625        3284       1647    2425  AKAMAI-AS, US
   749        3038      50552    2305  DNIC-AS-00749, US
396982        2620       3586     356  GOOGLE-CLOUD-PLATFORM, US
  7018        2567      24120    1574  ATT-INTERNET4, US
 30036        2524        362     448  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        7068       1706     146  UNI2-AS, ES
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4041       3399     166  AKAMAI-ASN1, NL
  8551        3899        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2927       2292     911  ROSTELECOM-AS, RU
  9009        2645        252    1383  M247, RO
 34984        2262        359     607  TELLCOM-AS, TR
  6849        2164        339      19  UKRTELNET, UA
 58224        1847        949     546  TCI, IR
 13188        1607        100      27  TRIOLAN, 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       11234       3349     586  Uninet S.A. de C.V., MX
 10620        3464        504     877  Telmex Colombia S.A., CO
 13999        2267        369     601  Mega Cable, S.A. de C.V., MX
 11830        2263        369      64  Instituto Costarricense de Electricidad
 28573        1335       2323     251  Claro NXT Telecomunicacoes Ltda, BR
  3816        1299        759     160  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1299        339     514  Axtel, S.A.B. de C.V., MX
  6147        1129        370      22  Telefonica del Peru S.A.A., PE
 11664        1099        180     454  Techtel LMDS Comunicaciones Interactiva
 26615        1028       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
 24863        1550        393      19  LINKdotNET-AS, EG
 24835        1528        533      30  RAYA-AS, EG
 36992        1351       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1011         67      53  ORANGE-COTE-IVOIRE, CI
 36935         854        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         508         52      41  WANANCHI-, KE
 24757         493         73       5  EthioNet-AS, ET
 37342         493         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       11234       3349     586  Uninet S.A. de C.V., MX
  9808        9456       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8080      10761    2860  AMAZON-02, US
 12479        7068       1706     146  UNI2-AS, ES
  7545        5794        786     692  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4526        300     616  CABLEONE, US
 20940        4041       3399     166  AKAMAI-ASN1, NL
  7155        3958        270      43  VIASAT-SP-BACKBONE, US
  8551        3899        370      37  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        9456         9408  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7068         6922  UNI2-AS, ES
 16509        8080         5220  AMAZON-02, US
  7545        5794         5102  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561         4503  ALJAWWALSTC-AS, SA
  7155        3958         3915  VIASAT-SP-BACKBONE, US
 11492        4526         3910  CABLEONE, US
 20940        4041         3875  AKAMAI-ASN1, NL
  8551        3899         3862  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7713        3544         3479  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, 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     
/13:578     /14:1198    /15:2076    /16:13478   /17:8268    /18:13818   
/19:25022   /20:43653   /21:51346   /22:109450  /23:97349   /24:545188  
/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        6125        7068  UNI2-AS, ES
  8151        5236       11234  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3437        4526  CABLEONE, US
  8551        3371        3899  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3313        3505  SHAW, CA
  7155        3035        3958  VIASAT-SP-BACKBONE, US
 22773        2698        3650  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2181        2524  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2018        3464  Telmex Colombia S.A., CO

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

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

   1:1651      2:1233      3:168       4:5         5:4319      6:118    
   7:6         8:1531      9:1        11:172      12:1580     13:394    
  14:2330     15:293      16:111      17:366      18:399      20:249    
  21:4        22:188      23:6108     24:2506     25:4        27:2596   
  29:19       31:2511     32:107      34:8        35:106      36:1913   
  37:4610     38:4305     39:866      40:151      41:4003     42:1091   
  43:2328     44:307      45:16384    46:4160     47:380      49:1726   
  50:1823     51:386      52:1588     54:388      55:830      56:8      
  57:94       58:1749     59:1174     60:983      61:2424     62:2622   
  63:1933     64:5659     65:2288     66:4931     67:3031     68:1353   
  69:4137     70:1270     71:671      72:2977     74:2597     75:1457   
  76:604      77:2415     78:1851     79:3166     80:2054     81:1724   
  82:1502     83:1234     84:1529     85:3008     86:752      87:1951   
  88:1243     89:3600     90:609      91:7661     92:2014     93:2579   
  94:3506     95:3966     96:1329     97:331      98:1162     99:746    
 100:78      101:1062    102:2665    103:31089   104:4597    105:483    
 106:829     107:2553    108:934     109:4393    110:2094    111:3261   
 112:2041    113:1513    114:1616    115:2072    116:1874    117:2560   
 118:2277    119:1961    120:1738    121:1078    122:2600    123:2176   
 124:1532    125:2418    128:1345    129:1066    130:1000    131:2015   
 132:827     133:421     134:1911    135:299     136:869     137:1084   
 138:2576    139:1555    140:1200    141:1469    142:1437    143:1483   
 144:1209    145:354     146:1922    147:1567    148:2314    149:1924   
 150:924     151:1145    152:1846    153:566     154:4233    155:1430   
 156:1678    157:1301    158:1020    159:2268    160:2567    161:1452   
 162:3556    163:1543    164:1604    165:1695    166:855     167:1738   
 168:3827    169:925     170:4567    171:871     172:3520    173:2936   
 174:1012    175:1165    176:3741    177:4587    178:3624    179:2171   
 180:2437    181:3410    182:3309    183:1938    184:2347    185:20085  
 186:4694    187:3971    188:4095    189:3612    190:9104    191:1470   
 192:10961   193:8817    194:7239    195:5109    196:3082    197:2398   
 198:5942    199:6092    200:7761    201:5862    202:10571   203:10204  
 204:4588    205:3514    206:3827    207:3445    208:4075    209:4867   
 210:4371    211:2424    212:4097    213:3552    214:1097    215:55     
 216:6558    217:2648    218:1306    219:472     220:2020    221:975    
 222:744     223:2119   

End of report


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