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

REN Routing Table Report cscora at frr.nsrc.org
Wed Mar 30 21:13:22 UTC 2022


IPv4 R&E Routing Table Report   21:10 GMT Wed 30 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:                              893419
    Prefixes after maximum aggregation (per Origin AS):          335257
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      427566
    Number of IPv4 prefixes with a valid ROA:                    317842
    Number of IPv4 prefixes with an invalid ROA:                   3281
    Number of IPv4 prefixes with no ROA:                         572296
Total ASes present in the Internet Routing Table:                 72886
    Prefixes per ASN:                                             12.26
Origin-only ASes present in the Internet Routing Table:           62570
Origin ASes announcing only one prefix:                           25680
Transit ASes present in the Internet Routing Table:               10316
Transit-only ASes present in the Internet Routing Table:            373
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      65
    Max AS path prepend of ASN (267602)                              58
Prefixes from unregistered ASNs in the Routing Table:               869
    Number of instances of unregistered ASNs:                       877
Number of 32-bit ASNs allocated by the RIRs:                      38931
Number of 32-bit ASNs visible in the Routing Table:               32370
Prefixes from 32-bit ASNs in the Routing Table:                  152400
Number of bogon 32-bit ASNs visible in the Routing Table:            49
Special use prefixes present in the Routing Table:                    5
Prefixes being announced from unallocated address space:            466
Number of addresses announced to Internet:                   3076784128
    Equivalent to 183 /8s, 100 /16s and 0 /24s
    Percentage of available address space announced:               83.1
    Percentage of allocated address space announced:               83.1
    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:      300941

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

Prefixes being announced by APNIC Region ASes:                   235628
    Total APNIC prefixes after maximum aggregation:               66159
    APNIC Deaggregation factor:                                    3.56
Prefixes being announced from the APNIC address blocks:          230661
    Unique aggregates announced from the APNIC address blocks:    94147
APNIC Region origin ASes present in the Internet Routing Table:   12489
    APNIC Prefixes per ASN:                                       18.47
APNIC Region origin ASes announcing only one prefix:               3529
APNIC Region transit ASes present in the Internet Routing Table:   1710
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:   7704
Number of APNIC addresses announced to Internet:              773708800
    Equivalent to 46 /8s, 29 /16s and 220 /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:                    260448
    Total ARIN prefixes after maximum aggregation:               119724
    ARIN Deaggregation factor:                                     2.18
Prefixes being announced from the ARIN address blocks:           260317
    Unique aggregates announced from the ARIN address blocks:    122962
ARIN Region origin ASes present in the Internet Routing Table:    18999
    ARIN Prefixes per ASN:                                        13.70
ARIN Region origin ASes announcing only one prefix:                6907
ARIN Region transit ASes present in the Internet Routing Table:    1936
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          23
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4417
Number of ARIN addresses announced to Internet:              1304765696
    Equivalent to 77 /8s, 197 /16s and 37 /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:                    254722
    Total RIPE prefixes after maximum aggregation:               115835
    RIPE Deaggregation factor:                                     2.20
Prefixes being announced from the RIPE address blocks:           252049
    Unique aggregates announced from the RIPE address blocks:    150184
RIPE Region origin ASes present in the Internet Routing Table:    28087
    RIPE Prefixes per ASN:                                         8.97
RIPE Region origin ASes announcing only one prefix:               12034
RIPE Region transit ASes present in the Internet Routing Table:    3939
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          31
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10660
Number of RIPE addresses announced to Internet:               714100480
    Equivalent to 42 /8s, 144 /16s and 79 /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:                  113984
    Total LACNIC prefixes after maximum aggregation:              27444
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         113930
    Unique aggregates announced from the LACNIC address blocks:   48213
LACNIC Region origin ASes present in the Internet Routing Table:  10942
    LACNIC Prefixes per ASN:                                      10.41
LACNIC Region origin ASes announcing only one prefix:              2645
LACNIC Region transit ASes present in the Internet Routing Table:  2221
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        65
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8640
Number of LACNIC addresses announced to Internet:             176262144
    Equivalent to 10 /8s, 129 /16s and 140 /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:                  27768
    Total AfriNIC prefixes after maximum aggregation:              5440
    AfriNIC Deaggregation factor:                                  5.10
Prefixes being announced from the AfriNIC address blocks:         35995
    Unique aggregates announced from the AfriNIC address blocks:  11662
AfriNIC Region origin ASes present in the Internet Routing Table:  1618
    AfriNIC Prefixes per ASN:                                     22.25
AfriNIC Region origin ASes announcing only one prefix:              565
AfriNIC Region transit ASes present in the Internet Routing Table:  332
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:  949
Number of AfriNIC addresses announced to Internet:            107679232
    Equivalent to 6 /8s, 107 /16s and 14 /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        9137       8879      35  CHINAMOBILE-CN China Mobile Communicati
  7545        5898        788     693  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4677       4192      75  ERX-CERNET-BKB China Education and Rese
  7552        3613       1330      19  VIETEL-AS-AP Viettel Group, VN
  7713        3497       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3434       1880      56  VNPT-AS-VN VNPT Corp, VN
  9498        2391        491     239  BBIL-AP BHARTI Airtel Ltd., IN
  4766        2255      11119     596  KIXS-AS-KR Korea Telecom, KR
 45090        2147       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2111        429     195  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        6205      10250    2678  AMAZON-02, US
 11492        4454        295     712  CABLEONE, US
 22773        3949       3082     372  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3899        264      30  VIASAT-SP-BACKBONE, US
 16625        3658       1881    2569  AKAMAI-AS, US
  6327        3418       1318      61  SHAW, CA
   749        2882      50780    2138  DNIC-AS-00749, US
 30036        2611        373     161  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2524       4962     425  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2261       3043     498  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        6848       1730     149  UNI2-AS, ES
  8551        4000        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 20940        3935       3192     551  AKAMAI-ASN1, NL
 39891        3819        220      34  ALJAWWALSTC-AS, SA
 12389        2932       2274     908  ROSTELECOM-AS, RU
  6849        2786        355      21  UKRTELNET, UA
  9009        2471        248    1292  M247, GB
 34984        2200        355     622  TELLCOM-AS, TR
 58224        1801        931     595  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        9982       3396     563  Uninet S.A. de C.V., MX
 10620        3474        519     710  Telmex Colombia S.A., CO
 11830        2430        369      62  Instituto Costarricense de Electricidad
 13999        1726        292     475  Mega Cable, S.A. de C.V., MX
  6503        1447        355     525  Axtel, S.A.B. de C.V., MX
 28573        1384       2332     253  CLARO S.A., BR
  3816        1256        667     148  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1085        369      21  Telefonica del Peru S.A.A., PE
 11664        1005        192     446  Techtel LMDS Comunicaciones Interactiva
 11172         956        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        1585        393      21  LINKdotNET-AS, EG
 24835        1519        515      32  RAYA-AS, EG
 36992        1300       1518     261  ETISALAT-MISR, EG
 36903        1199        545     114  MT-MPLS, MA
 29571         914         64      64  ORANGE-COTE-IVOIRE, CI
  6713         612       1863      34  IAM-AS, MA
 36935         604        520      43  Vodafone-, EG
 15399         517         51      34  WANANCHI-, KE
 37342         469         32       1  MOVITEL, MZ
 23889         424        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        9982       3396     563  Uninet S.A. de C.V., MX
  9808        9137       8879      35  CHINAMOBILE-CN China Mobile Communicati
  9121        6914       1692      17  TTNET, TR
 12479        6848       1730     149  UNI2-AS, ES
 16509        6205      10250    2678  AMAZON-02, US
  7545        5898        788     693  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4677       4192      75  ERX-CERNET-BKB China Education and Rese
 11492        4454        295     712  CABLEONE, US
  8551        4000        374      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 22773        3949       3082     372  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        9137         9102  CHINAMOBILE-CN China Mobile Communications Grou
  9121        6914         6897  TTNET, TR
 12479        6848         6699  UNI2-AS, ES
  7545        5898         5205  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4677         4602  ERX-CERNET-BKB China Education and Research Net
  8551        4000         3961  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7155        3899         3869  VIASAT-SP-BACKBONE, US
 39891        3819         3785  ALJAWWALSTC-AS, SA
 11492        4454         3742  CABLEONE, US
  7552        3613         3594  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
    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
100.64.3.0/24             48276  LEVEL-AS, RU
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        /8:17       /9:13      /10:40      /11:100     /12:307     
/13:588     /14:1201    /15:2090    /16:13574   /17:8319    /18:13893   
/19:25194   /20:43710   /21:51809   /22:108337  /23:95587   /24:528639  
/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        6032        6914  TTNET, TR
 12479        5824        6848  UNI2-AS, ES
  8151        3924        9982  Uninet S.A. de C.V., MX
  8551        3474        4000  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 11492        3364        4454  CABLEONE, US
  6327        3231        3418  SHAW, CA
 39891        3131        3819  ALJAWWALSTC-AS, SA
  7155        2989        3899  VIASAT-SP-BACKBONE, US
 22773        2937        3949  ASN-CXA-ALL-CCI-22773-RDC, US
  6849        2649        2786  UKRTELNET, UA

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

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

   1:1908      2:1056      3:154       4:7         5:3763      6:112    
   7:5         8:1537      9:1        11:172      12:1707     13:287    
  14:2375     15:186      16:44       17:380      18:146      20:194    
  21:4        22:188      23:5571     24:2280     25:4        27:2672   
  29:19       31:2436     32:93       34:1        35:66       36:1750   
  37:4396     38:2687     39:709      40:151      41:3941     42:1093   
  43:2180     44:286      45:16141    46:4112     47:347      49:1664   
  50:1931     51:107      52:1402     53:1        54:359      55:708    
  56:8        57:59       58:1850     59:1178     60:962      61:2259   
  62:2486     63:1943     64:5504     65:2302     66:4846     67:2996   
  68:1182     69:4150     70:1343     71:664      72:3068     74:2666   
  75:1389     76:589      77:2126     78:3464     79:3103     80:1978   
  81:1668     82:1473     83:1208     84:1336     85:3503     86:713    
  87:1971     88:2363     89:3255     90:527      91:7617     92:1981   
  93:2597     94:3491     95:4494     96:1307     97:347      98:994    
  99:865     100:76      101:1044    102:2027    103:28819   104:4305   
 105:463     106:841     107:2506    108:822     109:4221    110:2066   
 111:3241    112:2002    113:1483    114:1493    115:2138    116:1882   
 117:2528    118:2338    119:1902    120:1650    121:1089    122:2533   
 123:2155    124:1559    125:2130    128:1212    129:1214    130:916    
 131:2081    132:797     133:373     134:1931    135:289     136:882    
 137:1018    138:2450    139:1508    140:853     141:1397    142:1285   
 143:1491    144:1243    145:342     146:1781    147:1467    148:2241   
 149:1708    150:860     151:1078    152:1836    153:535     154:3498   
 155:1433    156:1879    157:1231    158:1028    159:2095    160:2438   
 161:1326    162:3465    163:1240    164:1653    165:1628    166:695    
 167:1749    168:3759    169:706     170:4436    171:816     172:3080   
 173:3076    174:1020    175:1144    176:3478    177:4566    178:3449   
 179:2035    180:2339    181:2950    182:3204    183:1956    184:2386   
 185:19471   186:4386    187:3657    188:3863    189:3105    190:8944   
 191:1298    192:11040   193:8571    194:6959    195:4962    196:2986   
 197:2410    198:6019    199:6026    200:7487    201:5520    202:10571  
 203:10211   204:4553    205:3386    206:3769    207:3392    208:4042   
 209:4669    210:4306    211:2451    212:4010    213:3412    214:1160   
 215:67      216:6455    217:2656    218:1260    219:574     220:2031   
 221:984     222:850     223:2109   

End of report


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