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

REN Routing Table Report cscora at frr.nsrc.org
Thu Feb 2 21:13:14 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Thu 02 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:                              917254
    Prefixes after maximum aggregation (per Origin AS):          347571
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      445293
    Number of IPv4 prefixes with a valid ROA:                    379420
    Number of IPv4 prefixes with an invalid ROA:                   2869
    Number of IPv4 prefixes with no ROA:                         534965
Total ASes present in the Internet Routing Table:                 74056
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           63641
Origin ASes announcing only one prefix:                           26115
Transit ASes present in the Internet Routing Table:               10415
Transit-only ASes present in the Internet Routing Table:            433
Paths with bogon ASNs present in the IPv4 Routing Table:             64
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:               978
    Number of instances of unregistered ASNs:                       990
Number of 32-bit ASNs allocated by the RIRs:                      41170
Number of 32-bit ASNs visible in the Routing Table:               34085
Prefixes from 32-bit ASNs in the Routing Table:                  166731
Number of bogon 32-bit ASNs visible in the Routing Table:            56
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            520
Number of addresses announced to Internet:                   3062026240
    Equivalent to 182 /8s, 130 /16s and 208 /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:      311407

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

Prefixes being announced by APNIC Region ASes:                   238129
    Total APNIC prefixes after maximum aggregation:               68420
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          233208
    Unique aggregates announced from the APNIC address blocks:    97766
APNIC Region origin ASes present in the Internet Routing Table:   13239
    APNIC Prefixes per ASN:                                       17.62
APNIC Region origin ASes announcing only one prefix:               3843
APNIC Region transit ASes present in the Internet Routing Table:   1776
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         25
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8519
Number of APNIC addresses announced to Internet:              773155840
    Equivalent to 46 /8s, 21 /16s and 108 /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:                    267047
    Total ARIN prefixes after maximum aggregation:               121647
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           268913
    Unique aggregates announced from the ARIN address blocks:    129718
ARIN Region origin ASes present in the Internet Routing Table:    19071
    ARIN Prefixes per ASN:                                        14.10
ARIN Region origin ASes announcing only one prefix:                6992
ARIN Region transit ASes present in the Internet Routing Table:    1937
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:    4730
Number of ARIN addresses announced to Internet:              1285720064
    Equivalent to 76 /8s, 162 /16s and 136 /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:                    264352
    Total RIPE prefixes after maximum aggregation:               122578
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           260970
    Unique aggregates announced from the RIPE address blocks:    156208
RIPE Region origin ASes present in the Internet Routing Table:    28211
    RIPE Prefixes per ASN:                                         9.25
RIPE Region origin ASes announcing only one prefix:               12020
RIPE Region transit ASes present in the Internet Routing Table:    3905
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:   10993
Number of RIPE addresses announced to Internet:               718538752
    Equivalent to 42 /8s, 212 /16s and 8 /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:                  117745
    Total LACNIC prefixes after maximum aggregation:              28435
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         116934
    Unique aggregates announced from the LACNIC address blocks:   49136
LACNIC Region origin ASes present in the Internet Routing Table:  11000
    LACNIC Prefixes per ASN:                                      10.63
LACNIC Region origin ASes announcing only one prefix:              2660
LACNIC Region transit ASes present in the Internet Routing Table:  2278
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8777
Number of LACNIC addresses announced to Internet:             176239360
    Equivalent to 10 /8s, 129 /16s and 51 /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:                  29003
    Total AfriNIC prefixes after maximum aggregation:              5740
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         36708
    Unique aggregates announced from the AfriNIC address blocks:  12042
AfriNIC Region origin ASes present in the Internet Routing Table:  1718
    AfriNIC Prefixes per ASN:                                     21.37
AfriNIC Region origin ASes announcing only one prefix:              600
AfriNIC Region transit ASes present in the Internet Routing Table:  327
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:            108054016
    Equivalent to 6 /8s, 112 /16s and 198 /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        9444       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5877        786     704  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3538       1331      21  VIETEL-AS-AP Viettel Group, VN
  7713        3522       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3231       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2721        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2363        847     437  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2286      11250     588  KIXS-AS-KR Korea Telecom, KR
  4538        2259       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        7882      10723    2909  AMAZON-02, US
 11492        4531        300     601  CABLEONE, US
  7155        3899        265      33  VIASAT-SP-BACKBONE, US
 22773        3664       3080     296  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3501       1320      63  SHAW, CA
 16625        3311       1678    2421  AKAMAI-AS, US
   749        3021      50575    2288  DNIC-AS-00749, US
  7018        2592      24128    1574  ATT-INTERNET4, US
396982        2590       3496     366  GOOGLE-CLOUD-PLATFORM, US
 30036        2566        367     356  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        6987       1706     146  UNI2-AS, ES
  9121        6157       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4046       3399     172  AKAMAI-ASN1, NL
  8551        3893        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2918       2290     908  ROSTELECOM-AS, RU
  9009        2705        257    1373  M247, RO
 47331        2648        383    1992  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       11099       3342     583  Uninet S.A. de C.V., MX
 10620        3479        508     859  Telmex Colombia S.A., CO
 11830        2260        369      64  Instituto Costarricense de Electricidad
 13999        2237        371     603  Mega Cable, S.A. de C.V., MX
 28573        1353       2328     263  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        1150        369      22  Telefonica del Peru S.A.A., PE
 11664        1105        181     455  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        1539        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         996         67      53  ORANGE-COTE-IVOIRE, CI
 36935         884        520      42  Vodafone-, EG
  6713         548       1861      34  IAM-AS, MA
 15399         507         52      41  WANANCHI-, KE
 37342         494         32       1  MOVITEL, MZ
 24757         391         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       11099       3342     583  Uninet S.A. de C.V., MX
  9808        9444       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7882      10723    2909  AMAZON-02, US
 12479        6987       1706     146  UNI2-AS, ES
  9121        6157       1692      17  TTNET, TR
  7545        5877        786     704  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4531        300     601  CABLEONE, US
 20940        4046       3399     172  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        9444         9397  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6987         6841  UNI2-AS, ES
  9121        6157         6140  TTNET, TR
  7545        5877         5173  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7882         4973  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
 11492        4531         3930  CABLEONE, US
 20940        4046         3874  AKAMAI-ASN1, NL
  7155        3899         3866  VIASAT-SP-BACKBONE, US
  8551        3893         3856  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    /16:13488   /17:8293    /18:13865   
/19:25006   /20:43574   /21:52096   /22:109931  /23:98258   /24:548416  
/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        6051        6987  UNI2-AS, ES
  9121        5314        6157  TTNET, TR
  8151        5109       11099  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3446        4531  CABLEONE, US
  8551        3365        3893  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3309        3501  SHAW, CA
  7155        2988        3899  VIASAT-SP-BACKBONE, US
 22773        2708        3664  ASN-CXA-ALL-CCI-22773-RDC, US
 47331        2305        2648  TTNET, TR

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

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

   1:1631      2:1234      3:168       4:5         5:4242      6:113    
   7:5         8:1527      9:1        11:172      12:1587     13:376    
  14:2330     15:290      16:79       17:365      18:395      20:243    
  21:4        22:188      23:6068     24:2516     25:4        27:2710   
  29:19       31:2499     32:106      34:9        35:106      36:1891   
  37:4590     38:4053     39:836      40:154      41:3943     42:1057   
  43:2327     44:300      45:16433    46:4118     47:381      49:1733   
  50:1838     51:380      52:1551     54:395      55:858      56:8      
  57:83       58:1755     59:1173     60:996      61:2419     62:2624   
  63:1933     64:5673     65:2312     66:4918     67:3041     68:1348   
  69:4147     70:1254     71:666      72:2969     74:2592     75:1457   
  76:601      77:2403     78:3928     79:3173     80:2076     81:1842   
  82:1484     83:1246     84:1506     85:3758     86:745      87:1953   
  88:2864     89:3570     90:596      91:7641     92:1999     93:2595   
  94:3524     95:4870     96:1325     97:346      98:1160     99:741    
 100:76      101:1069    102:2568    103:30944   104:4584    105:484    
 106:847     107:2506    108:919     109:4366    110:2074    111:3287   
 112:2041    113:1491    114:1603    115:2092    116:1848    117:2552   
 118:2291    119:1903    120:1736    121:1085    122:2598    123:2177   
 124:1545    125:2332    128:1320    129:1056    130:986     131:1995   
 132:845     133:406     134:1914    135:297     136:867     137:1072   
 138:2581    139:1556    140:1184    141:1467    142:1423    143:1500   
 144:1198    145:351     146:1888    147:1557    148:2297    149:1892   
 150:875     151:1140    152:1951    153:559     154:3908    155:1398   
 156:1670    157:1290    158:1014    159:2273    160:2547    161:1475   
 162:3533    163:1496    164:1618    165:1672    166:844     167:1751   
 168:3883    169:920     170:4561    171:874     172:3500    173:2960   
 174:1023    175:1174    176:3672    177:4599    178:3555    179:2151   
 180:2415    181:3384    182:3238    183:1888    184:2338    185:20004  
 186:4686    187:3930    188:4071    189:3506    190:9102    191:1440   
 192:10968   193:8824    194:7241    195:5140    196:2988    197:2405   
 198:5949    199:6116    200:7748    201:5874    202:10550   203:10241  
 204:4602    205:3514    206:3854    207:3414    208:4083    209:4825   
 210:4364    211:2425    212:4115    213:3553    214:1094    215:56     
 216:6574    217:2643    218:1296    219:463     220:2027    221:972    
 222:739     223:2057   

End of report


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