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

REN Routing Table Report cscora at frr.nsrc.org
Fri May 6 21:13:33 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Fri 06 May, 2022

  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:                              896886
    Prefixes after maximum aggregation (per Origin AS):          336235
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      430686
    Number of IPv4 prefixes with a valid ROA:                    328437
    Number of IPv4 prefixes with an invalid ROA:                   2976
    Number of IPv4 prefixes with no ROA:                         565473
Total ASes present in the Internet Routing Table:                 73095
    Prefixes per ASN:                                             12.27
Origin-only ASes present in the Internet Routing Table:           62795
Origin ASes announcing only one prefix:                           25731
Transit ASes present in the Internet Routing Table:               10300
Transit-only ASes present in the Internet Routing Table:            366
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      66
    Max AS path prepend of ASN (267602)                              58
Prefixes from unregistered ASNs in the Routing Table:               882
    Number of instances of unregistered ASNs:                       892
Number of 32-bit ASNs allocated by the RIRs:                      39310
Number of 32-bit ASNs visible in the Routing Table:               32616
Prefixes from 32-bit ASNs in the Routing Table:                  154177
Number of bogon 32-bit ASNs visible in the Routing Table:            44
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            487
Number of addresses announced to Internet:                   3067234048
    Equivalent to 182 /8s, 210 /16s and 71 /24s
    Percentage of available address space announced:               82.8
    Percentage of allocated address space announced:               82.8
    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:      302727

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

Prefixes being announced by APNIC Region ASes:                   235939
    Total APNIC prefixes after maximum aggregation:               66385
    APNIC Deaggregation factor:                                    3.55
Prefixes being announced from the APNIC address blocks:          231003
    Unique aggregates announced from the APNIC address blocks:    94708
APNIC Region origin ASes present in the Internet Routing Table:   12594
    APNIC Prefixes per ASN:                                       18.34
APNIC Region origin ASes announcing only one prefix:               3568
APNIC Region transit ASes present in the Internet Routing Table:   1731
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         27
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7812
Number of APNIC addresses announced to Internet:              773694976
    Equivalent to 46 /8s, 29 /16s and 166 /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:                    261609
    Total ARIN prefixes after maximum aggregation:               119873
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           261478
    Unique aggregates announced from the ARIN address blocks:    124811
ARIN Region origin ASes present in the Internet Routing Table:    19016
    ARIN Prefixes per ASN:                                        13.75
ARIN Region origin ASes announcing only one prefix:                6906
ARIN Region transit ASes present in the Internet Routing Table:    1925
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:    4479
Number of ARIN addresses announced to Internet:              1295449856
    Equivalent to 77 /8s, 54 /16s and 255 /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:                    255569
    Total RIPE prefixes after maximum aggregation:               116241
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           252937
    Unique aggregates announced from the RIPE address blocks:    150426
RIPE Region origin ASes present in the Internet Routing Table:    28142
    RIPE Prefixes per ASN:                                         8.99
RIPE Region origin ASes announcing only one prefix:               12042
RIPE Region transit ASes present in the Internet Routing Table:    3942
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10706
Number of RIPE addresses announced to Internet:               713959424
    Equivalent to 42 /8s, 142 /16s and 40 /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:                  115050
    Total LACNIC prefixes after maximum aggregation:              27597
    LACNIC Deaggregation factor:                                   4.17
Prefixes being announced from the LACNIC address blocks:         114875
    Unique aggregates announced from the LACNIC address blocks:   48576
LACNIC Region origin ASes present in the Internet Routing Table:  10965
    LACNIC Prefixes per ASN:                                      10.48
LACNIC Region origin ASes announcing only one prefix:              2653
LACNIC Region transit ASes present in the Internet Routing Table:  2196
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        66
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8659
Number of LACNIC addresses announced to Internet:             176479488
    Equivalent to 10 /8s, 132 /16s and 221 /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:                  27837
    Total AfriNIC prefixes after maximum aggregation:              5457
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         36105
    Unique aggregates announced from the AfriNIC address blocks:  11742
AfriNIC Region origin ASes present in the Internet Routing Table:  1629
    AfriNIC Prefixes per ASN:                                     22.16
AfriNIC Region origin ASes announcing only one prefix:              562
AfriNIC Region transit ASes present in the Internet Routing Table:  334
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       36
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  960
Number of AfriNIC addresses announced to Internet:            107373056
    Equivalent to 6 /8s, 102 /16s and 98 /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        9130       8879      35  CHINAMOBILE-CN China Mobile Communicati
  7545        5916        788     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672       4192      75  ERX-CERNET-BKB China Education and Rese
  7552        3592       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3500       1039      53  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3431       1880      56  VNPT-AS-VN VNPT Corp, VN
  9498        2403        499     239  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2253      11119     596  KIXS-AS-KR Korea Telecom, KR
 45090        2169       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2119        438     201  TATACOMM-AS TATA Communications formerl

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        6348      10281    2725  AMAZON-02, US
 11492        4490        298     690  CABLEONE, US
 22773        3944       3075     366  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3901        264      31  VIASAT-SP-BACKBONE, US
 16625        3597       1837    2541  AKAMAI-AS, US
  6327        3434       1318      61  SHAW, CA
   749        2882      50780    2138  DNIC-AS-00749, US
 30036        2622        374     135  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2512       4962     422  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2250       3051     493  CHARTER-20115, 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
  9121        6914       1692      17  TTNET, TR
 12479        6770       1730     150  UNI2-AS, ES
  8551        4008        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3946       3191     558  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
 12389        2920       2273     908  ROSTELECOM-AS, RU
  6849        2907        355      21  UKRTELNET, UA
  9009        2497        250    1299  M247, GB
 34984        2239        358     633  TELLCOM-AS, TR
 58224        1815        931     614  TCI, IR

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       10580       3394     561  Uninet S.A. de C.V., MX
 10620        3475        519     738  Telmex Colombia S.A., CO
 11830        2433        369      63  Instituto Costarricense de Electricidad
 13999        1784        298     470  Mega Cable, S.A. de C.V., MX
  6503        1457        355     526  Axtel, S.A.B. de C.V., MX
 28573        1389       2333     253  CLARO S.A., BR
  3816        1256        669     148  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1078        369      21  Telefonica del Peru S.A.A., PE
 11664        1014        191     443  Techtel LMDS Comunicaciones Interactiva
 11172         961        133      63  Alestra, S. de R.L. de C.V., MX

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        1653        393      21  LINKdotNET-AS, EG
 24835        1442        501      30  RAYA-AS, EG
 36992        1314       1519     263  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         927         65      59  ORANGE-COTE-IVOIRE, CI
 36935         619        520      42  Vodafone-, EG
  6713         611       1863      34  IAM-AS, MA
 15399         512         51      33  WANANCHI-, KE
 37342         467         32       1  MOVITEL, MZ
 23889         423        232      16  MauritiusTelecom, MU

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       10580       3394     561  Uninet S.A. de C.V., MX
  9808        9130       8879      35  CHINAMOBILE-CN China Mobile Communicati
  9121        6914       1692      17  TTNET, TR
 12479        6770       1730     150  UNI2-AS, ES
 16509        6348      10281    2725  AMAZON-02, US
  7545        5916        788     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672       4192      75  ERX-CERNET-BKB China Education and Rese
 11492        4490        298     690  CABLEONE, US
  8551        4008        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3946       3191     558  AKAMAI-ASN1, NL

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        9130         9095  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6914         6897  TTNET, TR
 12479        6770         6620  UNI2-AS, ES
  7545        5916         5225  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4672         4597  ERX-CERNET-BKB China Education and Research Net
  8551        4008         3969  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3901         3870  VIASAT-SP-BACKBONE, US
 11492        4490         3800  CABLEONE, US
 39891        3819         3785  ALJAWWALSTC-AS, SA
 16509        6348         3623  AMAZON-02, US

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
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             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
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             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
100.67.0.0/20            266452  ELETROINFO TELECOMUNICACOES LTDA - ME, BR
192.88.99.0/24             6939  HURRICANE, US
198.19.224.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,
198.19.226.0/24           56207  COMCLARK-PH ComClark Network & Technology Corp,

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
27.100.7.0/24        Origin:     56096  UNASSIGNED
27.100.7.0/24       Transit:     45455  TH-2S1N-AP Two S One N Co Ltd, Internet 
41.57.124.0/22       Origin:     37442  UNASSIGNED
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  UNASSIGNED
41.57.124.0/23      Transit:     37204  TELONE, ZW
41.57.124.0/24       Origin:     37442  UNASSIGNED
41.57.124.0/24      Transit:     37204  TELONE, ZW

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      /10:41      /11:100     /12:307     
/13:591     /14:1208    /15:2099    /16:13562   /17:8326    /18:13937   
/19:25214   /20:43934   /21:52127   /22:108345  /23:96094   /24:530971  
/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
  9121        6033        6914  TTNET, TR
 12479        5751        6770  UNI2-AS, ES
  8151        4296       10580  Uninet S.A. de C.V., MX
  8551        3474        4008  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3396        4490  CABLEONE, US
  6327        3248        3434  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2991        3901  VIASAT-SP-BACKBONE, US
 22773        2941        3944  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2758        2907  UKRTELNET, UA

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

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

   1:1926      2:1037      3:154       4:6         5:3783      6:103    
   7:5         8:1539      9:1        11:172      12:1708     13:299    
  14:2376     15:198      16:45       17:385      18:159      20:205    
  21:4        22:188      23:5664     24:2283     25:6        27:2649   
  29:19       31:2427     32:93       34:1        35:73       36:1753   
  37:4419     38:2797     39:699      40:153      41:3981     42:1094   
  43:2197     44:294      45:16040    46:4123     47:322      49:1684   
  50:2166     51:100      52:1419     54:365      55:734      56:8      
  57:60       58:1856     59:1185     60:966      61:2246     62:2512   
  63:1949     64:5521     65:2318     66:4855     67:2998     68:1191   
  69:4148     70:1337     71:679      72:3050     74:2651     75:1390   
  76:585      77:2182     78:3479     79:3109     80:1994     81:1703   
  82:1494     83:1208     84:1366     85:3528     86:711      87:1962   
  88:2404     89:3307     90:521      91:7625     92:2000     93:2586   
  94:3497     95:4516     96:1304     97:349      98:994      99:736    
 100:75      101:1048    102:2096    103:29071   104:4380    105:462    
 106:874     107:2540    108:829     109:4212    110:2032    111:3227   
 112:2027    113:1506    114:1499    115:2146    116:1875    117:2514   
 118:2335    119:1878    120:1660    121:1102    122:2560    123:2142   
 124:1536    125:2143    128:1252    129:1103    130:968     131:2055   
 132:804     133:372     134:1903    135:288     136:887     137:990    
 138:2464    139:1510    140:857     141:1400    142:1293    143:1447   
 144:1206    145:343     146:1819    147:1489    148:2251    149:1728   
 150:854     151:1080    152:1853    153:536     154:3543    155:1419   
 156:1863    157:1226    158:1041    159:2159    160:2494    161:1267   
 162:3462    163:1272    164:1643    165:1610    166:713     167:1735   
 168:3806    169:848     170:4494    171:829     172:3151    173:3112   
 174:1024    175:1132    176:3498    177:4655    178:3500    179:2025   
 180:2343    181:2996    182:3210    183:1953    184:2384    185:19470  
 186:4353    187:3709    188:3861    189:3223    190:8957    191:1324   
 192:11029   193:8608    194:7005    195:4980    196:2993    197:2436   
 198:6005    199:6041    200:7496    201:5722    202:10485   203:10234  
 204:4559    205:3442    206:3772    207:3388    208:4043    209:4673   
 210:4321    211:2453    212:4035    213:3433    214:1154    215:67     
 216:6457    217:2669    218:1269    219:549     220:1959    221:982    
 222:847     223:2112   

End of report


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