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

REN Routing Table Report cscora at frr.nsrc.org
Thu Mar 2 21:13:08 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Thu 02 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:                              912822
    Prefixes after maximum aggregation (per Origin AS):          346564
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      446283
    Number of IPv4 prefixes with a valid ROA:                    377086
    Number of IPv4 prefixes with an invalid ROA:                   2555
    Number of IPv4 prefixes with no ROA:                         533181
Total ASes present in the Internet Routing Table:                 74144
    Prefixes per ASN:                                             12.31
Origin-only ASes present in the Internet Routing Table:           63697
Origin ASes announcing only one prefix:                           26087
Transit ASes present in the Internet Routing Table:               10447
Transit-only ASes present in the Internet Routing Table:            446
Paths with bogon ASNs present in the IPv4 Routing Table:             70
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:              1057
    Number of instances of unregistered ASNs:                      1078
Number of 32-bit ASNs allocated by the RIRs:                      41326
Number of 32-bit ASNs visible in the Routing Table:               34233
Prefixes from 32-bit ASNs in the Routing Table:                  167796
Number of bogon 32-bit ASNs visible in the Routing Table:            80
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            532
Number of addresses announced to Internet:                   3062582272
    Equivalent to 182 /8s, 139 /16s and 76 /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:      305886

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

Prefixes being announced by APNIC Region ASes:                   239161
    Total APNIC prefixes after maximum aggregation:               68532
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          233829
    Unique aggregates announced from the APNIC address blocks:    97816
APNIC Region origin ASes present in the Internet Routing Table:   13314
    APNIC Prefixes per ASN:                                       17.56
APNIC Region origin ASes announcing only one prefix:               3879
APNIC Region transit ASes present in the Internet Routing Table:   1796
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:   8607
Number of APNIC addresses announced to Internet:              773354752
    Equivalent to 46 /8s, 24 /16s and 117 /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:                    267815
    Total ARIN prefixes after maximum aggregation:               121866
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           269802
    Unique aggregates announced from the ARIN address blocks:    130228
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:                6972
ARIN Region transit ASes present in the Internet Routing Table:    1938
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:    4743
Number of ARIN addresses announced to Internet:              1286256640
    Equivalent to 76 /8s, 170 /16s and 184 /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:                    257392
    Total RIPE prefixes after maximum aggregation:               121281
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           253847
    Unique aggregates announced from the RIPE address blocks:    156692
RIPE Region origin ASes present in the Internet Routing Table:    28234
    RIPE Prefixes per ASN:                                         8.99
RIPE Region origin ASes announcing only one prefix:               12003
RIPE Region transit ASes present in the Internet Routing Table:    3897
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:   11046
Number of RIPE addresses announced to Internet:               718521088
    Equivalent to 42 /8s, 211 /16s and 195 /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:                  118135
    Total LACNIC prefixes after maximum aggregation:              28412
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117456
    Unique aggregates announced from the LACNIC address blocks:   48845
LACNIC Region origin ASes present in the Internet Routing Table:  10971
    LACNIC Prefixes per ASN:                                      10.71
LACNIC Region origin ASes announcing only one prefix:              2640
LACNIC Region transit ASes present in the Internet Routing Table:  2274
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:  8768
Number of LACNIC addresses announced to Internet:             176561664
    Equivalent to 10 /8s, 134 /16s and 30 /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:                  29262
    Total AfriNIC prefixes after maximum aggregation:              5696
    AfriNIC Deaggregation factor:                                  5.14
Prefixes being announced from the AfriNIC address blocks:         37355
    Unique aggregates announced from the AfriNIC address blocks:  12279
AfriNIC Region origin ASes present in the Internet Routing Table:  1723
    AfriNIC Prefixes per ASN:                                     21.68
AfriNIC Region origin ASes announcing only one prefix:              593
AfriNIC Region transit ASes present in the Internet Routing Table:  336
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: 1069
Number of AfriNIC addresses announced to Internet:            107559680
    Equivalent to 6 /8s, 105 /16s and 59 /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        5805        786     692  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3548       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3461       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3360       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2798        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2358        836     440  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        8047      10756    2866  AMAZON-02, US
 11492        4515        299     632  CABLEONE, US
  7155        3959        270      43  VIASAT-SP-BACKBONE, US
 22773        3656       3080     291  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3504       1320      64  SHAW, CA
 16625        3299       1654    2421  AKAMAI-AS, US
   749        3031      50571    2298  DNIC-AS-00749, US
396982        2619       3586     355  GOOGLE-CLOUD-PLATFORM, US
  7018        2569      24120    1576  ATT-INTERNET4, US
 30036        2540        364     392  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        7063       1706     146  UNI2-AS, ES
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4054       3399     170  AKAMAI-ASN1, NL
  8551        3897        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2927       2292     911  ROSTELECOM-AS, RU
  9009        2664        252    1380  M247, RO
 34984        2263        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       11219       3349     584  Uninet S.A. de C.V., MX
 10620        3465        504     876  Telmex Colombia S.A., CO
 13999        2262        368     603  Mega Cable, S.A. de C.V., MX
 11830        2261        369      64  Instituto Costarricense de Electricidad
 28573        1335       2323     251  Claro NXT Telecomunicacoes Ltda, BR
  6503        1299        339     514  Axtel, S.A.B. de C.V., MX
  3816        1297        755     160  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1130        370      22  Telefonica del Peru S.A.A., PE
 11664        1099        180     454  Techtel LMDS Comunicaciones Interactiva
 26615        1026       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        1543        533      30  RAYA-AS, EG
 24863        1542        393      19  LINKdotNET-AS, EG
 36992        1345       1517     276  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1010         67      53  ORANGE-COTE-IVOIRE, CI
 36935         856        520      42  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         506         52      40  WANANCHI-, KE
 24757         497         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       11219       3349     584  Uninet S.A. de C.V., MX
  9808        9459       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8047      10756    2866  AMAZON-02, US
 12479        7063       1706     146  UNI2-AS, ES
  7545        5805        786     692  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4515        299     632  CABLEONE, US
 20940        4054       3399     170  AKAMAI-ASN1, NL
  7155        3959        270      43  VIASAT-SP-BACKBONE, US
  8551        3897        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        7063         6917  UNI2-AS, ES
 16509        8047         5181  AMAZON-02, US
  7545        5805         5113  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561         4503  ALJAWWALSTC-AS, SA
  7155        3959         3916  VIASAT-SP-BACKBONE, US
 20940        4054         3884  AKAMAI-ASN1, NL
 11492        4515         3883  CABLEONE, US
  8551        3897         3860  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  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    /16:13479   /17:8261    /18:13800   
/19:24991   /20:43660   /21:51354   /22:109508  /23:97386   /24:546056  
/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        6120        7063  UNI2-AS, ES
  8151        5222       11219  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3431        4515  CABLEONE, US
  8551        3369        3897  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3312        3504  SHAW, CA
  7155        3036        3959  VIASAT-SP-BACKBONE, US
 22773        2700        3656  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2197        2540  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2020        3465  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)
----------------------------------------------

   1:1640      2:1242      3:168       4:5         5:4344      6:116    
   7:6         8:1531      9:1        11:172      12:1583     13:392    
  14:2332     15:293      16:111      17:364      18:397      20:249    
  21:4        22:188      23:6111     24:2508     25:4        27:2596   
  29:19       31:2508     32:107      34:8        35:106      36:1916   
  37:4604     38:4261     39:865      40:152      41:4024     42:1091   
  43:2328     44:306      45:16441    46:4157     47:379      49:1727   
  50:1828     51:386      52:1586     54:388      55:869      56:8      
  57:94       58:1750     59:1177     60:986      61:2430     62:2628   
  63:1939     64:5649     65:2315     66:4935     67:3021     68:1352   
  69:4138     70:1270     71:670      72:2974     74:2594     75:1457   
  76:602      77:2419     78:1851     79:3170     80:2067     81:1727   
  82:1504     83:1236     84:1533     85:3013     86:754      87:1958   
  88:1241     89:3623     90:610      91:7677     92:2012     93:2580   
  94:3507     95:3967     96:1327     97:332      98:1163     99:746    
 100:78      101:1063    102:2660    103:31074   104:4595    105:484    
 106:833     107:2543    108:929     109:4399    110:2093    111:3267   
 112:2041    113:1513    114:1616    115:2072    116:1869    117:2556   
 118:2278    119:1960    120:1738    121:1079    122:2596    123:2177   
 124:1532    125:2406    128:1349    129:1065    130:1001    131:2012   
 132:825     133:421     134:1916    135:296     136:863     137:1082   
 138:2586    139:1555    140:1188    141:1459    142:1417    143:1481   
 144:1208    145:354     146:1912    147:1565    148:2311    149:1927   
 150:922     151:1147    152:1846    153:566     154:4217    155:1427   
 156:1677    157:1299    158:1021    159:2269    160:2566    161:1450   
 162:3572    163:1544    164:1602    165:1692    166:853     167:1742   
 168:3824    169:926     170:4591    171:870     172:3509    173:2965   
 174:1011    175:1173    176:3743    177:4756    178:3617    179:2201   
 180:2439    181:3419    182:3389    183:1935    184:2356    185:20090  
 186:4791    187:4046    188:4121    189:3654    190:9106    191:1498   
 192:10971   193:8817    194:7235    195:5115    196:3072    197:2400   
 198:5959    199:6105    200:7756    201:5885    202:10559   203:10219  
 204:4600    205:3532    206:3862    207:3433    208:4084    209:4862   
 210:4379    211:2424    212:4093    213:3560    214:1099    215:55     
 216:6591    217:2649    218:1306    219:473     220:2019    221:975    
 222:743     223:2119   

End of report


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