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

REN Routing Table Report cscora at frr.nsrc.org
Sat Mar 11 21:13:20 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sat 11 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:                              911302
    Prefixes after maximum aggregation (per Origin AS):          346769
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      446422
    Number of IPv4 prefixes with a valid ROA:                    377008
    Number of IPv4 prefixes with an invalid ROA:                   2544
    Number of IPv4 prefixes with no ROA:                         531750
Total ASes present in the Internet Routing Table:                 74202
    Prefixes per ASN:                                             12.28
Origin-only ASes present in the Internet Routing Table:           63744
Origin ASes announcing only one prefix:                           26115
Transit ASes present in the Internet Routing Table:               10458
Transit-only ASes present in the Internet Routing Table:            452
Paths with bogon ASNs present in the IPv4 Routing Table:             71
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:              1114
    Number of instances of unregistered ASNs:                      1133
Number of 32-bit ASNs allocated by the RIRs:                      41417
Number of 32-bit ASNs visible in the Routing Table:               34298
Prefixes from 32-bit ASNs in the Routing Table:                  168098
Number of bogon 32-bit ASNs visible in the Routing Table:            81
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            530
Number of addresses announced to Internet:                   3062708224
    Equivalent to 182 /8s, 141 /16s and 56 /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:      305630

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

Prefixes being announced by APNIC Region ASes:                   238023
    Total APNIC prefixes after maximum aggregation:               68496
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          232640
    Unique aggregates announced from the APNIC address blocks:    97774
APNIC Region origin ASes present in the Internet Routing Table:   13323
    APNIC Prefixes per ASN:                                       17.46
APNIC Region origin ASes announcing only one prefix:               3877
APNIC Region transit ASes present in the Internet Routing Table:   1793
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:   8620
Number of APNIC addresses announced to Internet:              773279488
    Equivalent to 46 /8s, 23 /16s and 79 /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:                    267801
    Total ARIN prefixes after maximum aggregation:               121856
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           269877
    Unique aggregates announced from the ARIN address blocks:    130316
ARIN Region origin ASes present in the Internet Routing Table:    19063
    ARIN Prefixes per ASN:                                        14.16
ARIN Region origin ASes announcing only one prefix:                6977
ARIN Region transit ASes present in the Internet Routing Table:    1930
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4753
Number of ARIN addresses announced to Internet:              1286132224
    Equivalent to 76 /8s, 168 /16s and 210 /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:                    257419
    Total RIPE prefixes after maximum aggregation:               121421
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           253926
    Unique aggregates announced from the RIPE address blocks:    156887
RIPE Region origin ASes present in the Internet Routing Table:    28252
    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:    3902
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:   11072
Number of RIPE addresses announced to Internet:               718296064
    Equivalent to 42 /8s, 208 /16s and 84 /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:                  117527
    Total LACNIC prefixes after maximum aggregation:              28405
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         116926
    Unique aggregates announced from the LACNIC address blocks:   48877
LACNIC Region origin ASes present in the Internet Routing Table:  10984
    LACNIC Prefixes per ASN:                                      10.65
LACNIC Region origin ASes announcing only one prefix:              2666
LACNIC Region transit ASes present in the Internet Routing Table:  2282
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        30
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8782
Number of LACNIC addresses announced to Internet:             176501248
    Equivalent to 10 /8s, 133 /16s and 50 /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:                  29418
    Total AfriNIC prefixes after maximum aggregation:              5791
    AfriNIC Deaggregation factor:                                  5.08
Prefixes being announced from the AfriNIC address blocks:         37402
    Unique aggregates announced from the AfriNIC address blocks:  12144
AfriNIC Region origin ASes present in the Internet Routing Table:  1723
    AfriNIC Prefixes per ASN:                                     21.71
AfriNIC Region origin ASes announcing only one prefix:              592
AfriNIC Region transit ASes present in the Internet Routing Table:  335
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: 1071
Number of AfriNIC addresses announced to Internet:            108103424
    Equivalent to 6 /8s, 113 /16s and 135 /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        5767        786     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3546       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3457       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3353       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2817        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        8078      10760    2878  AMAZON-02, US
 11492        4528        300     621  CABLEONE, US
  7155        3959        270      44  VIASAT-SP-BACKBONE, US
 22773        3654       3080     298  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3505       1320      64  SHAW, CA
 16625        3140       1576    2329  AKAMAI-AS, US
   749        3037      50520    2304  DNIC-AS-00749, US
396982        2622       3586     356  GOOGLE-CLOUD-PLATFORM, US
  7018        2567      24120    1573  ATT-INTERNET4, US
 30036        2520        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        7067       1705     149  UNI2-AS, ES
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4041       3399     166  AKAMAI-ASN1, NL
  8551        3892        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2927       2292     911  ROSTELECOM-AS, RU
  9009        2645        251    1384  M247, RO
 34984        2264        359     608  TELLCOM-AS, TR
  6849        2164        339      19  UKRTELNET, UA
 58224        1846        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       11134       3329     593  Uninet S.A. de C.V., MX
 10620        3464        504     881  Telmex Colombia S.A., CO
 13999        2282        372     608  Mega Cable, S.A. de C.V., MX
 11830        2264        369      64  Instituto Costarricense de Electricidad
 28573        1361       2323     251  Claro NXT Telecomunicacoes Ltda, BR
  3816        1301        763     161  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1299        339     514  Axtel, S.A.B. de C.V., MX
  6147        1130        370      22  Telefonica del Peru S.A.A., PE
 11664        1100        180     455  Techtel LMDS Comunicaciones Interactiva
 26615        1029       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        1553        393      19  LINKdotNET-AS, EG
 24835        1542        533      30  RAYA-AS, EG
 36992        1343       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1014         67      53  ORANGE-COTE-IVOIRE, CI
 36935         868        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         508         52      41  WANANCHI-, KE
 24757         496         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       11134       3329     593  Uninet S.A. de C.V., MX
  9808        9456       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8078      10760    2878  AMAZON-02, US
 12479        7067       1705     149  UNI2-AS, ES
  7545        5767        786     691  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4528        300     621  CABLEONE, US
 20940        4041       3399     166  AKAMAI-ASN1, NL
  7155        3959        270      44  VIASAT-SP-BACKBONE, US
  8551        3892        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        7067         6918  UNI2-AS, ES
 16509        8078         5200  AMAZON-02, US
  7545        5767         5076  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561         4503  ALJAWWALSTC-AS, SA
  7155        3959         3915  VIASAT-SP-BACKBONE, US
 11492        4528         3907  CABLEONE, US
 20940        4041         3875  AKAMAI-ASN1, NL
  8551        3892         3855  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7713        3546         3481  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
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, 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
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US
     18798  UNALLOCATED  8.40.106.0/24             6461  ZAYO-6461, 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     
/13:579     /14:1199    /15:2077    /16:13484   /17:8254    /18:13784   
/19:25019   /20:43302   /21:51340   /22:109306  /23:97355   /24:545132  
/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        7067  UNI2-AS, ES
  8151        5125       11134  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3436        4528  CABLEONE, US
  8551        3364        3892  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3313        3505  SHAW, CA
  7155        3036        3959  VIASAT-SP-BACKBONE, US
 22773        2700        3654  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2177        2520  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)
----------------------------------------------

   1:1548      2:1233      3:168       4:5         5:4345      6:117    
   7:6         8:1531      9:1        11:172      12:1578     13:393    
  14:2319     15:293      16:109      17:367      18:399      20:249    
  21:4        22:188      23:6136     24:2518     25:4        27:2571   
  29:19       31:2506     32:107      34:8        35:106      36:1912   
  37:4620     38:4336     39:806      40:151      41:4011     42:786    
  43:2325     44:310      45:16429    46:4203     47:380      49:1730   
  50:1827     51:378      52:1588     54:389      55:869      56:8      
  57:92       58:1708     59:1133     60:978      61:2426     62:2628   
  63:1935     64:5668     65:2317     66:4935     67:3033     68:1354   
  69:4133     70:1269     71:672      72:2969     74:2595     75:1459   
  76:605      77:2421     78:1853     79:3166     80:2066     81:1748   
  82:1507     83:1235     84:1527     85:3004     86:751      87:1957   
  88:1245     89:3608     90:611      91:7661     92:2015     93:2571   
  94:3539     95:3971     96:1325     97:331      98:1164     99:748    
 100:78      101:1064    102:2673    103:31127   104:4610    105:483    
 106:829     107:2554    108:937     109:4394    110:2064    111:3229   
 112:2045    113:1485    114:1614    115:2072    116:1877    117:2570   
 118:2189    119:1975    120:1738    121:1081    122:2595    123:2173   
 124:1563    125:2428    128:1333    129:1068    130:1004    131:2006   
 132:832     133:420     134:1906    135:299     136:867     137:1079   
 138:2547    139:1533    140:1200    141:1469    142:1432    143:1483   
 144:1206    145:356     146:1926    147:1568    148:2319    149:1931   
 150:881     151:1144    152:1848    153:567     154:4240    155:1419   
 156:1686    157:1286    158:1051    159:2265    160:2545    161:1451   
 162:3556    163:1551    164:1548    165:1705    166:862     167:1737   
 168:3820    169:934     170:4601    171:877     172:3511    173:2941   
 174:1014    175:1170    176:3733    177:4633    178:3630    179:2157   
 180:2420    181:3418    182:3310    183:1900    184:2350    185:20135  
 186:4687    187:3959    188:4100    189:3595    190:9126    191:1493   
 192:10973   193:8829    194:7248    195:5117    196:3082    197:2388   
 198:5960    199:6109    200:7760    201:5861    202:10607   203:10224  
 204:4602    205:3532    206:3849    207:3457    208:4087    209:4868   
 210:4364    211:2425    212:4099    213:3556    214:1093    215:58     
 216:6606    217:2666    218:1307    219:470     220:2014    221:975    
 222:748     223:2120   

End of report


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