[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 27 21:13:19 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Mon 27 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:                              912177
    Prefixes after maximum aggregation (per Origin AS):          346786
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      446185
    Number of IPv4 prefixes with a valid ROA:                    376189
    Number of IPv4 prefixes with an invalid ROA:                   2489
    Number of IPv4 prefixes with no ROA:                         533499
Total ASes present in the Internet Routing Table:                 74167
    Prefixes per ASN:                                             12.30
Origin-only ASes present in the Internet Routing Table:           63703
Origin ASes announcing only one prefix:                           26114
Transit ASes present in the Internet Routing Table:               10464
Transit-only ASes present in the Internet Routing Table:            448
Paths with bogon ASNs present in the IPv4 Routing Table:             65
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              64
Prefixes from unregistered ASNs in the Routing Table:              1054
    Number of instances of unregistered ASNs:                      1064
Number of 32-bit ASNs allocated by the RIRs:                      41308
Number of 32-bit ASNs visible in the Routing Table:               34242
Prefixes from 32-bit ASNs in the Routing Table:                  167911
Number of bogon 32-bit ASNs visible in the Routing Table:            57
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            552
Number of addresses announced to Internet:                   3063010560
    Equivalent to 182 /8s, 145 /16s and 213 /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:      305482

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

Prefixes being announced by APNIC Region ASes:                   239154
    Total APNIC prefixes after maximum aggregation:               68575
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          233821
    Unique aggregates announced from the APNIC address blocks:    97906
APNIC Region origin ASes present in the Internet Routing Table:   13324
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               3884
APNIC Region transit ASes present in the Internet Routing Table:   1801
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:   8614
Number of APNIC addresses announced to Internet:              773362944
    Equivalent to 46 /8s, 24 /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:                    267718
    Total ARIN prefixes after maximum aggregation:               122064
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           269687
    Unique aggregates announced from the ARIN address blocks:    130237
ARIN Region origin ASes present in the Internet Routing Table:    19055
    ARIN Prefixes per ASN:                                        14.15
ARIN Region origin ASes announcing only one prefix:                6963
ARIN Region transit ASes present in the Internet Routing Table:    1936
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4740
Number of ARIN addresses announced to Internet:              1286211328
    Equivalent to 76 /8s, 170 /16s and 7 /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:                    257361
    Total RIPE prefixes after maximum aggregation:               121224
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           253868
    Unique aggregates announced from the RIPE address blocks:    156727
RIPE Region origin ASes present in the Internet Routing Table:    28235
    RIPE Prefixes per ASN:                                         8.99
RIPE Region origin ASes announcing only one prefix:               12016
RIPE Region transit ASes present in the Internet Routing Table:    3903
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11043
Number of RIPE addresses announced to Internet:               718470144
    Equivalent to 42 /8s, 210 /16s and 252 /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:                  117611
    Total LACNIC prefixes after maximum aggregation:              28376
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         116872
    Unique aggregates announced from the LACNIC address blocks:   48770
LACNIC Region origin ASes present in the Internet Routing Table:  10982
    LACNIC Prefixes per ASN:                                      10.64
LACNIC Region origin ASes announcing only one prefix:              2656
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:                        32
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8776
Number of LACNIC addresses announced to Internet:             176544768
    Equivalent to 10 /8s, 133 /16s and 220 /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:                  29279
    Total AfriNIC prefixes after maximum aggregation:              5777
    AfriNIC Deaggregation factor:                                  5.07
Prefixes being announced from the AfriNIC address blocks:         37376
    Unique aggregates announced from the AfriNIC address blocks:  12109
AfriNIC Region origin ASes present in the Internet Routing Table:  1725
    AfriNIC Prefixes per ASN:                                     21.67
AfriNIC Region origin ASes announcing only one prefix:              595
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: 1069
Number of AfriNIC addresses announced to Internet:            108087296
    Equivalent to 6 /8s, 113 /16s and 72 /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        9459       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5804        786     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3548       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3455       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3363       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2798        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2357        836     443  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2305      11250     586  KIXS-AS-KR Korea Telecom, KR
  4538        2187       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        8028      10752    2876  AMAZON-02, US
 11492        4482        297     676  CABLEONE, US
  7155        3959        270      43  VIASAT-SP-BACKBONE, US
 22773        3652       3079     287  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3504       1320      64  SHAW, CA
 16625        3299       1652    2421  AKAMAI-AS, US
   749        3031      50571    2298  DNIC-AS-00749, US
396982        2618       3586     354  GOOGLE-CLOUD-PLATFORM, US
  7018        2572      24138    1579  ATT-INTERNET4, US
 30036        2538        364     403  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        7073       1706     146  UNI2-AS, ES
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4048       3399     170  AKAMAI-ASN1, NL
  8551        3903        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2927       2292     911  ROSTELECOM-AS, RU
  9009        2672        254    1388  M247, RO
 34984        2264        359     608  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       11185       3346     585  Uninet S.A. de C.V., MX
 10620        3467        504     872  Telmex Colombia S.A., CO
 11830        2263        369      65  Instituto Costarricense de Electricidad
 13999        2259        370     603  Mega Cable, S.A. de C.V., MX
 28573        1338       2323     254  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        1133        370      22  Telefonica del Peru S.A.A., PE
 11664        1099        180     453  Techtel LMDS Comunicaciones Interactiva
 26615        1025       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        1542        533      30  RAYA-AS, EG
 24863        1489        393      19  LINKdotNET-AS, EG
 36992        1345       1517     278  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1005         67      53  ORANGE-COTE-IVOIRE, CI
 36935         856        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         506         52      40  WANANCHI-, KE
 24757         498         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       11185       3346     585  Uninet S.A. de C.V., MX
  9808        9459       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8028      10752    2876  AMAZON-02, US
 12479        7073       1706     146  UNI2-AS, ES
  7545        5804        786     692  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4482        297     676  CABLEONE, US
 20940        4048       3399     170  AKAMAI-ASN1, NL
  7155        3959        270      43  VIASAT-SP-BACKBONE, US
  8551        3903        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        9459         9411  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7073         6927  UNI2-AS, ES
 16509        8028         5152  AMAZON-02, US
  7545        5804         5112  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561         4503  ALJAWWALSTC-AS, SA
  7155        3959         3916  VIASAT-SP-BACKBONE, US
 20940        4048         3878  AKAMAI-ASN1, NL
  8551        3903         3866  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        4482         3806  CABLEONE, US
  7713        3548         3483  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
      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     /14:1200    /15:2076    /16:13483   /17:8268    /18:13823   
/19:25036   /20:43654   /21:51331   /22:109472  /23:97318   /24:545465  
/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        6131        7073  UNI2-AS, ES
  8151        5196       11185  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3409        4482  CABLEONE, US
  8551        3375        3903  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3312        3504  SHAW, CA
  7155        3036        3959  VIASAT-SP-BACKBONE, US
 22773        2701        3652  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2195        2538  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2022        3467  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)
----------------------------------------------

   1:1655      2:1244      3:169       4:5         5:4332      6:116    
   7:6         8:1528      9:1        11:172      12:1584     13:390    
  14:2343     15:293      16:111      17:366      18:395      20:249    
  21:4        22:188      23:6099     24:2509     25:4        27:2588   
  29:19       31:2510     32:105      34:8        35:106      36:1914   
  37:4605     38:4224     39:863      40:152      41:4032     42:1091   
  43:2328     44:306      45:16423    46:4164     47:381      49:1729   
  50:1828     51:386      52:1588     54:395      55:868      56:8      
  57:92       58:1746     59:1167     60:985      61:2430     62:2627   
  63:1938     64:5660     65:2317     66:4930     67:3028     68:1351   
  69:4140     70:1274     71:669      72:2970     74:2594     75:1458   
  76:602      77:2402     78:1852     79:3175     80:2068     81:1734   
  82:1503     83:1232     84:1534     85:3011     86:753      87:1975   
  88:1241     89:3617     90:611      91:7681     92:2013     93:2581   
  94:3517     95:3975     96:1331     97:347      98:1163     99:744    
 100:76      101:1066    102:2646    103:31115   104:4599    105:484    
 106:832     107:2542    108:930     109:4398    110:2095    111:3278   
 112:2042    113:1510    114:1617    115:2072    116:1866    117:2553   
 118:2282    119:1958    120:1741    121:1079    122:2607    123:2174   
 124:1532    125:2400    128:1333    129:1058    130:1004    131:2006   
 132:832     133:412     134:1914    135:294     136:862     137:1072   
 138:2560    139:1556    140:1191    141:1452    142:1426    143:1491   
 144:1205    145:354     146:1919    147:1560    148:2238    149:1935   
 150:877     151:1149    152:1846    153:566     154:4185    155:1426   
 156:1680    157:1301    158:1018    159:2271    160:2552    161:1448   
 162:3562    163:1546    164:1608    165:1691    166:855     167:1741   
 168:3823    169:929     170:4561    171:870     172:3504    173:2965   
 174:1035    175:1171    176:3734    177:4606    178:3619    179:2217   
 180:2434    181:3417    182:3388    183:1934    184:2358    185:20087  
 186:4677    187:3967    188:4124    189:3582    190:9119    191:1459   
 192:10953   193:8831    194:7240    195:5126    196:3073    197:2404   
 198:5963    199:6110    200:7756    201:5878    202:10548   203:10203  
 204:4611    205:3528    206:3893    207:3444    208:4083    209:4859   
 210:4380    211:2424    212:4094    213:3568    214:1094    215:55     
 216:6598    217:2640    218:1307    219:463     220:2020    221:975    
 222:744     223:2108   

End of report


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