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

REN Routing Table Report cscora at frr.nsrc.org
Fri Apr 14 21:13:28 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Fri 14 Apr, 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:                              917038
    Prefixes after maximum aggregation (per Origin AS):          347980
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      448409
    Number of IPv4 prefixes with a valid ROA:                    389084
    Number of IPv4 prefixes with an invalid ROA:                   3020
    Number of IPv4 prefixes with no ROA:                         524934
Total ASes present in the Internet Routing Table:                 74308
    Prefixes per ASN:                                             12.34
Origin-only ASes present in the Internet Routing Table:           63839
Origin ASes announcing only one prefix:                           26166
Transit ASes present in the Internet Routing Table:               10469
Transit-only ASes present in the Internet Routing Table:            439
Paths with bogon ASNs present in the IPv4 Routing Table:             54
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              64
Prefixes from unregistered ASNs in the Routing Table:              1426
    Number of instances of unregistered ASNs:                      1428
Number of 32-bit ASNs allocated by the RIRs:                      41653
Number of 32-bit ASNs visible in the Routing Table:               34460
Prefixes from 32-bit ASNs in the Routing Table:                  170194
Number of bogon 32-bit ASNs visible in the Routing Table:            40
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            936
Number of addresses announced to Internet:                   3061179904
    Equivalent to 182 /8s, 117 /16s and 230 /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:      306341

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

Prefixes being announced by APNIC Region ASes:                   240527
    Total APNIC prefixes after maximum aggregation:               68771
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          234840
    Unique aggregates announced from the APNIC address blocks:    97784
APNIC Region origin ASes present in the Internet Routing Table:   13378
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               3912
APNIC Region transit ASes present in the Internet Routing Table:   1809
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8684
Number of APNIC addresses announced to Internet:              773238784
    Equivalent to 46 /8s, 22 /16s and 176 /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:                    268611
    Total ARIN prefixes after maximum aggregation:               122114
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           271193
    Unique aggregates announced from the ARIN address blocks:    130812
ARIN Region origin ASes present in the Internet Routing Table:    19075
    ARIN Prefixes per ASN:                                        14.22
ARIN Region origin ASes announcing only one prefix:                6965
ARIN Region transit ASes present in the Internet Routing Table:    1935
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4784
Number of ARIN addresses announced to Internet:              1284764160
    Equivalent to 76 /8s, 147 /16s and 242 /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:                    259198
    Total RIPE prefixes after maximum aggregation:               122086
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           255124
    Unique aggregates announced from the RIPE address blocks:    157633
RIPE Region origin ASes present in the Internet Routing Table:    28293
    RIPE Prefixes per ASN:                                         9.02
RIPE Region origin ASes announcing only one prefix:               12030
RIPE Region transit ASes present in the Internet Routing Table:    3913
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:   11131
Number of RIPE addresses announced to Internet:               717847808
    Equivalent to 42 /8s, 201 /16s and 125 /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:                  117830
    Total LACNIC prefixes after maximum aggregation:              28367
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         117122
    Unique aggregates announced from the LACNIC address blocks:   49164
LACNIC Region origin ASes present in the Internet Routing Table:  10980
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2653
LACNIC Region transit ASes present in the Internet Routing Table:  2275
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:  8776
Number of LACNIC addresses announced to Internet:             176697600
    Equivalent to 10 /8s, 136 /16s and 49 /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:                  29446
    Total AfriNIC prefixes after maximum aggregation:              5792
    AfriNIC Deaggregation factor:                                  5.08
Prefixes being announced from the AfriNIC address blocks:         37822
    Unique aggregates announced from the AfriNIC address blocks:  12343
AfriNIC Region origin ASes present in the Internet Routing Table:  1736
    AfriNIC Prefixes per ASN:                                     21.79
AfriNIC Region origin ASes announcing only one prefix:              606
AfriNIC Region transit ASes present in the Internet Routing Table:  336
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1085
Number of AfriNIC addresses announced to Internet:            107846656
    Equivalent to 6 /8s, 109 /16s and 156 /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        9559       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5728        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3559       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3552       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3377       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2935        491     237  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2746       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2375        836     442  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2303      11250     586  KIXS-AS-KR Korea Telecom, KR
 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        8252      10781    2906  AMAZON-02, US
 11492        4542        301     607  CABLEONE, US
  7155        3968        279      48  VIASAT-SP-BACKBONE, US
 22773        3604       3073     281  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3514       1320      64  SHAW, CA
 16625        3151       1580    2333  AKAMAI-AS, US
   749        3055      50540    2322  DNIC-AS-00749, US
396982        2630       3590     362  GOOGLE-CLOUD-PLATFORM, US
  7018        2564      24116    1561  ATT-INTERNET4, US
 30036        2493        360     505  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        7237       1705     149  UNI2-AS, ES
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 20940        4069       3399     166  AKAMAI-ASN1, NL
  8551        3889        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2926       2292     909  ROSTELECOM-AS, RU
  9009        2668        250    1391  M247, RO
 34984        2270        359     611  TELLCOM-AS, TR
  6849        2017        307      18  UKRTELNET, UA
 58224        1850        950     543  TCI, IR
 13188        1606        100      26  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       11234       3343     579  Uninet S.A. de C.V., MX
 10620        3500        507     851  Telmex Colombia S.A., CO
 13999        2315        355     613  Mega Cable, S.A. de C.V., MX
 11830        2261        369      64  Instituto Costarricense de Electricidad
 28573        1332       2324     240  Claro NXT Telecomunicacoes Ltda, BR
  6503        1300        339     515  Axtel, S.A.B. de C.V., MX
  3816        1293        760     170  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1133        370      22  Telefonica del Peru S.A.A., PE
 11664        1104        181     444  Techtel LMDS Comunicaciones Interactiva
 26615        1028       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        1578        393      19  LINKdotNET-AS, EG
 24835        1541        533      30  RAYA-AS, EG
 36992        1338       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1023         67      48  ORANGE-COTE-IVOIRE, CI
 36935         875        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         531         54      47  WANANCHI-, KE
 37342         493         32       1  MOVITEL, MZ
 24757         488         73       5  EthioNet-AS, ET

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       11234       3343     579  Uninet S.A. de C.V., MX
  9808        9559       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8252      10781    2906  AMAZON-02, US
 12479        7237       1705     149  UNI2-AS, ES
  7545        5728        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 11492        4542        301     607  CABLEONE, US
 20940        4069       3399     166  AKAMAI-ASN1, NL
  7155        3968        279      48  VIASAT-SP-BACKBONE, US
  8551        3889        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        9559         9511  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7237         7088  UNI2-AS, ES
 16509        8252         5346  AMAZON-02, US
  7545        5728         5039  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833         4774  ALJAWWALSTC-AS, SA
 11492        4542         3935  CABLEONE, US
  7155        3968         3920  VIASAT-SP-BACKBONE, US
 20940        4069         3903  AKAMAI-ASN1, NL
  8551        3889         3852  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7552        3552         3531  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
      3507  UNALLOCATED  5.105.166.0/24          213035  AS-SERVERION Serverion B.V.,
    398083  UNALLOCATED  5.133.124.0/24          399587  UT, US
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24             3356  LEVEL3, US
     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

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
100.127.0.0/16            27720  CITTA TELECOM LTDA, BR
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     
/13:578     /14:1196    /15:2070    /16:13499   /17:8247    /18:13809   
/19:25016   /20:43748   /21:51458   /22:109535  /23:97805   /24:549606  
/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        6297        7237  UNI2-AS, ES
  8151        5198       11234  Uninet S.A. de C.V., MX
 39891        3632        4833  ALJAWWALSTC-AS, SA
 11492        3451        4542  CABLEONE, US
  8551        3361        3889  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3323        3514  SHAW, CA
  7155        3040        3968  VIASAT-SP-BACKBONE, US
 22773        2671        3604  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2150        2493  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2054        3500  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)
----------------------------------------------

   1:1669      2:1238      3:173       4:5         5:4491      6:128    
   7:6         8:1527      9:1        11:172      12:1549     13:391    
  14:2308     15:299      16:183      17:371      18:415      20:255    
  21:4        22:188      23:6220     24:2606     25:6        27:2570   
  29:19       31:2522     32:86       34:10       35:106      36:1932   
  37:4647     38:4439     39:812      40:151      41:3962     42:984    
  43:2344     44:308      45:16543    46:4243     47:361      49:1731   
  50:1832     51:571      52:1589     54:389      55:857      56:8      
  57:116      58:1764     59:1128     60:975      61:2466     62:2640   
  63:1921     64:5687     65:2320     66:4944     67:3045     68:1367   
  69:4156     70:1252     71:680      72:2972     74:2621     75:1468   
  76:609      77:2427     78:1864     79:3171     80:2096     81:1747   
  82:1485     83:1279     84:1533     85:2994     86:758      87:1986   
  88:1242     89:3612     90:612      91:7698     92:2062     93:2619   
  94:3599     95:4015     96:1328     97:336      98:1157     99:745    
 100:73      101:1072    102:2698    103:31377   104:4656    105:484    
 106:824     107:2525    108:1027    109:4428    110:2081    111:3201   
 112:2070    113:1515    114:1635    115:2077    116:1912    117:2566   
 118:2281    119:2021    120:1776    121:1080    122:2619    123:2176   
 124:1566    125:2521    128:1327    129:1055    130:1020    131:1991   
 132:855     133:422     134:1905    135:304     136:881     137:1087   
 138:2578    139:1565    140:1234    141:1459    142:1436    143:1492   
 144:1167    145:347     146:1944    147:1577    148:2352    149:2085   
 150:875     151:1152    152:1847    153:566     154:4407    155:1435   
 156:1811    157:1310    158:1055    159:2290    160:2532    161:1525   
 162:3532    163:1558    164:1629    165:1730    166:1022    167:1742   
 168:3886    169:937     170:4607    171:871     172:3562    173:2937   
 174:1069    175:1173    176:3676    177:4575    178:3580    179:2151   
 180:2466    181:3430    182:3335    183:1939    184:2357    185:20179  
 186:4762    187:3968    188:4082    189:3541    190:9117    191:1439   
 192:10929   193:8864    194:7317    195:5142    196:3098    197:2390   
 198:5967    199:6115    200:8005    201:5851    202:10574   203:10264  
 204:4601    205:3560    206:4152    207:3459    208:4081    209:4861   
 210:4352    211:2437    212:4111    213:3580    214:1085    215:59     
 216:6624    217:2693    218:1313    219:471     220:2014    221:975    
 222:790     223:2154   

End of report


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