[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 5 21:13:17 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Sat 05 Mar, 2022

  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:                              891903
    Prefixes after maximum aggregation (per Origin AS):          335342
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      428024
    Number of IPv4 prefixes with a valid ROA:                    314521
    Number of IPv4 prefixes with an invalid ROA:                   2825
    Number of IPv4 prefixes with no ROA:                         574557
Total ASes present in the Internet Routing Table:                 72792
    Prefixes per ASN:                                             12.25
Origin-only ASes present in the Internet Routing Table:           62503
Origin ASes announcing only one prefix:                           25660
Transit ASes present in the Internet Routing Table:               10289
Transit-only ASes present in the Internet Routing Table:            384
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     251
    Max AS path prepend of ASN ( 21299)                             245
Prefixes from unregistered ASNs in the Routing Table:               925
    Number of instances of unregistered ASNs:                       931
Number of 32-bit ASNs allocated by the RIRs:                      38730
Number of 32-bit ASNs visible in the Routing Table:               32230
Prefixes from 32-bit ASNs in the Routing Table:                  151177
Number of bogon 32-bit ASNs visible in the Routing Table:            47
Special use prefixes present in the Routing Table:                    4
Prefixes being announced from unallocated address space:            507
Number of addresses announced to Internet:                   3067360000
    Equivalent to 182 /8s, 212 /16s and 51 /24s
    Percentage of available address space announced:               82.9
    Percentage of allocated address space announced:               82.9
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      300270

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

Prefixes being announced by APNIC Region ASes:                   235233
    Total APNIC prefixes after maximum aggregation:               65794
    APNIC Deaggregation factor:                                    3.58
Prefixes being announced from the APNIC address blocks:          230273
    Unique aggregates announced from the APNIC address blocks:    94388
APNIC Region origin ASes present in the Internet Routing Table:   12438
    APNIC Prefixes per ASN:                                       18.51
APNIC Region origin ASes announcing only one prefix:               3537
APNIC Region transit ASes present in the Internet Routing Table:   1717
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:   7658
Number of APNIC addresses announced to Internet:              773585664
    Equivalent to 46 /8s, 27 /16s and 251 /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:                    259591
    Total ARIN prefixes after maximum aggregation:               119184
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           259611
    Unique aggregates announced from the ARIN address blocks:    123500
ARIN Region origin ASes present in the Internet Routing Table:    18985
    ARIN Prefixes per ASN:                                        13.67
ARIN Region origin ASes announcing only one prefix:                6900
ARIN Region transit ASes present in the Internet Routing Table:    1941
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                         251
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4381
Number of ARIN addresses announced to Internet:              1295417088
    Equivalent to 77 /8s, 54 /16s and 127 /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:                    254016
    Total RIPE prefixes after maximum aggregation:               116909
    RIPE Deaggregation factor:                                     2.17
Prefixes being announced from the RIPE address blocks:           251136
    Unique aggregates announced from the RIPE address blocks:    149631
RIPE Region origin ASes present in the Internet Routing Table:    28080
    RIPE Prefixes per ASN:                                         8.94
RIPE Region origin ASes announcing only one prefix:               12027
RIPE Region transit ASes present in the Internet Routing Table:    3941
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10635
Number of RIPE addresses announced to Internet:               713946880
    Equivalent to 42 /8s, 141 /16s and 247 /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:                  114515
    Total LACNIC prefixes after maximum aggregation:              27366
    LACNIC Deaggregation factor:                                   4.18
Prefixes being announced from the LACNIC address blocks:         114505
    Unique aggregates announced from the LACNIC address blocks:   48194
LACNIC Region origin ASes present in the Internet Routing Table:  10930
    LACNIC Prefixes per ASN:                                      10.48
LACNIC Region origin ASes announcing only one prefix:              2646
LACNIC Region transit ASes present in the Internet Routing Table:  2204
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8626
Number of LACNIC addresses announced to Internet:             176200960
    Equivalent to 10 /8s, 128 /16s and 157 /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:                  27623
    Total AfriNIC prefixes after maximum aggregation:              5410
    AfriNIC Deaggregation factor:                                  5.11
Prefixes being announced from the AfriNIC address blocks:         35870
    Unique aggregates announced from the AfriNIC address blocks:  11874
AfriNIC Region origin ASes present in the Internet Routing Table:  1594
    AfriNIC Prefixes per ASN:                                     22.50
AfriNIC Region origin ASes announcing only one prefix:              550
AfriNIC Region transit ASes present in the Internet Routing Table:  319
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       35
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  930
Number of AfriNIC addresses announced to Internet:            107872768
    Equivalent to 6 /8s, 110 /16s and 2 /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        9092       8881      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5870        788     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4651       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        3607       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3495       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3434       1880      57  VNPT-AS-VN VNPT Corp, VN
  9498        2382        475     238  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2290      11120     607  KIXS-AS-KR Korea Telecom, KR
 45090        2169       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2111        429     198  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        6364      10204    2654  AMAZON-02, US
 11492        4446        295     737  CABLEONE, US
 22773        3960       3050     373  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3895        263      26  VIASAT-SP-BACKBONE, US
 16625        3663       1888    2573  AKAMAI-AS, US
  6327        3394       1318      61  SHAW, CA
   749        2885      50780    2141  DNIC-AS-00749, US
 30036        2612        374     146  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2517       4962     428  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2258       3042     500  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        6891       1692      17  TTNET, TR
 12479        6818       1730     149  UNI2-AS, ES
  8551        4015        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3924       3194     544  AKAMAI-ASN1, NL
 39891        3546        204      29  ALJAWWALSTC-AS, SA
 12389        2933       2274     909  ROSTELECOM-AS, RU
  9009        2473        250    1290  M247, GB
 34984        2241        359     612  TELLCOM-AS, TR
 47331        1852        286    1415  TTNET, TR
 58224        1797        931     596  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       10410       3421     562  Uninet S.A. de C.V., MX
 10620        3476        520     695  Telmex Colombia S.A., CO
 11830        2430        369      62  Instituto Costarricense de Electricidad
 13999        1695        289     475  Mega Cable, S.A. de C.V., MX
  6503        1442        355     525  Axtel, S.A.B. de C.V., MX
 28573        1386       2332     248  CLARO S.A., BR
  3816        1253        664     145  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1147       2350     139  TIM SA, BR
  6147        1091        369      21  Telefonica del Peru S.A.A., PE
 11664        1004        191     447  Techtel LMDS Comunicaciones Interactiva

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        1591        393      21  LINKdotNET-AS, EG
 24835        1545        523      32  RAYA-AS, EG
 36992        1301       1518     262  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         907         64      62  ORANGE-COTE-IVOIRE, CI
 36935         729        521      40  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         519         51      34  WANANCHI-, KE
 37342         469         32       1  MOVITEL, MZ
 23889         422        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       10410       3421     562  Uninet S.A. de C.V., MX
  9808        9092       8881      37  CHINAMOBILE-CN China Mobile Communicati
  9121        6891       1692      17  TTNET, TR
 12479        6818       1730     149  UNI2-AS, ES
 16509        6364      10204    2654  AMAZON-02, US
  7545        5870        788     686  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4651       4192      73  ERX-CERNET-BKB China Education and Rese
 11492        4446        295     737  CABLEONE, US
  8551        4015        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3960       3050     373  ASN-CXA-ALL-CCI-22773-RDC, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9092         9055  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6891         6874  TTNET, TR
 12479        6818         6669  UNI2-AS, ES
  7545        5870         5184  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4651         4578  ERX-CERNET-BKB China Education and Research Net
  8551        4015         3976  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3895         3869  VIASAT-SP-BACKBONE, US
 16509        6364         3710  AMAZON-02, US
 11492        4446         3709  CABLEONE, US
  7552        3607         3588  VIETEL-AS-AP Viettel Group, VN

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, 
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, 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
     32306  UNALLOCATED  8.46.80.0/24              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
100.64.3.0/24             48276  LEVEL-AS, RU
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      /10:40      /11:100     /12:305     
/13:590     /14:1201    /15:2062    /16:13588   /17:8354    /18:13925   
/19:25206   /20:43611   /21:52582   /22:108331  /23:95524   /24:526454  
/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        6004        6891  TTNET, TR
 12479        5795        6818  UNI2-AS, ES
  8151        4069       10410  Uninet S.A. de C.V., MX
  8551        3480        4015  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3359        4446  CABLEONE, US
  6327        3207        3394  SHAW, CA
  7155        2988        3895  VIASAT-SP-BACKBONE, US
 22773        2945        3960  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2874        3546  ALJAWWALSTC-AS, SA
 30036        2267        2612  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1908      2:1061      3:154       4:3         5:3778      6:103    
   7:5         8:1535      9:1        11:172      12:1712     13:397    
  14:2375     15:170      16:43       17:377      18:145      20:167    
  21:4        22:188      23:5510     24:2312     25:6        27:2675   
  29:19       31:2421     32:93       34:1        35:62       36:1754   
  37:3956     38:2601     39:694      40:150      41:3925     42:1070   
  43:2133     44:297      45:16066    46:3877     47:348      49:1662   
  50:1910     51:107      52:1366     53:1        54:296      55:736    
  56:8        57:59       58:1821     59:1180     60:965      61:2279   
  62:2459     63:1939     64:5516     65:2299     66:4876     67:2980   
  68:1193     69:4144     70:1353     71:676      72:3075     74:2627   
  75:1517     76:720      77:2100     78:3870     79:3105     80:1961   
  81:1659     82:1449     83:1213     84:1339     85:3633     86:721    
  87:1963     88:2655     89:3240     90:513      91:7541     92:1894   
  93:2591     94:3306     95:4496     96:1304     97:347      98:990    
  99:864     100:76      101:1046    102:1997    103:28614   104:4263   
 105:463     106:850     107:2408    108:790     109:4195    110:2069   
 111:3220    112:2006    113:1482    114:1511    115:2142    116:1887   
 117:2522    118:2344    119:1898    120:1636    121:1088    122:2536   
 123:2156    124:1557    125:2124    128:1213    129:1191    130:925    
 131:2075    132:790     133:372     134:1931    135:289     136:878    
 137:1015    138:2468    139:1244    140:890     141:1439    142:1268   
 143:1454    144:1231    145:344     146:1769    147:1499    148:2235   
 149:1612    150:863     151:1080    152:1845    153:534     154:3622   
 155:1380    156:1868    157:1231    158:1023    159:2076    160:2412   
 161:1299    162:3452    163:1227    164:1669    165:1606    166:660    
 167:1743    168:3717    169:691     170:4403    171:819     172:3047   
 173:3070    174:1021    175:1143    176:3506    177:4572    178:3083   
 179:1976    180:2343    181:2926    182:3182    183:1956    184:2388   
 185:19353   186:4333    187:3611    188:3838    189:3064    190:8938   
 191:1304    192:11047   193:8540    194:6966    195:4960    196:2935   
 197:2353    198:6008    199:6016    200:7511    201:5656    202:10530  
 203:10189   204:4558    205:3370    206:3782    207:3386    208:4041   
 209:4659    210:4296    211:2445    212:3997    213:3388    214:1158   
 215:64      216:6454    217:2635    218:1246    219:574     220:2028   
 221:987     222:860     223:2143   

End of report


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