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

REN Routing Table Report cscora at frr.nsrc.org
Sat Apr 15 21:13:36 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Sat 15 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:                              916182
    Prefixes after maximum aggregation (per Origin AS):          347805
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      380679
    Number of IPv4 prefixes with a valid ROA:                    388950
    Number of IPv4 prefixes with an invalid ROA:                   3031
    Number of IPv4 prefixes with no ROA:                         524201
Total ASes present in the Internet Routing Table:                 74304
    Prefixes per ASN:                                             12.33
Origin-only ASes present in the Internet Routing Table:           63817
Origin ASes announcing only one prefix:                           26164
Transit ASes present in the Internet Routing Table:               10487
Transit-only ASes present in the Internet Routing Table:            439
Paths with bogon ASNs present in the IPv4 Routing Table:             59
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:              1409
    Number of instances of unregistered ASNs:                      1412
Number of 32-bit ASNs allocated by the RIRs:                      41662
Number of 32-bit ASNs visible in the Routing Table:               34450
Prefixes from 32-bit ASNs in the Routing Table:                  170185
Number of bogon 32-bit ASNs visible in the Routing Table:            44
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            936
Number of addresses announced to Internet:                   3136615424
    Equivalent to 186 /8s, 244 /16s and 244 /24s
    Percentage of available address space announced:               84.7
    Percentage of allocated address space announced:               84.7
    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:      306263

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

Prefixes being announced by APNIC Region ASes:                   239920
    Total APNIC prefixes after maximum aggregation:               68574
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          234251
    Unique aggregates announced from the APNIC address blocks:    46869
APNIC Region origin ASes present in the Internet Routing Table:   13369
    APNIC Prefixes per ASN:                                       17.52
APNIC Region origin ASes announcing only one prefix:               3914
APNIC Region transit ASes present in the Internet Routing Table:   1813
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         35
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8679
Number of APNIC addresses announced to Internet:              473882112
    Equivalent to 28 /8s, 62 /16s and 222 /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:                    268615
    Total ARIN prefixes after maximum aggregation:               122112
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           271156
    Unique aggregates announced from the ARIN address blocks:    120976
ARIN Region origin ASes present in the Internet Routing Table:    19071
    ARIN Prefixes per ASN:                                        14.22
ARIN Region origin ASes announcing only one prefix:                6964
ARIN Region transit ASes present in the Internet Routing Table:    1938
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:    4779
Number of ARIN addresses announced to Internet:              1705897216
    Equivalent to 101 /8s, 173 /16s and 237 /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:                    259258
    Total RIPE prefixes after maximum aggregation:               122118
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           255190
    Unique aggregates announced from the RIPE address blocks:    153562
RIPE Region origin ASes present in the Internet Routing Table:    28303
    RIPE Prefixes per ASN:                                         9.02
RIPE Region origin ASes announcing only one prefix:               12035
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:   11134
Number of RIPE addresses announced to Internet:               700207616
    Equivalent to 41 /8s, 188 /16s and 82 /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:                  117674
    Total LACNIC prefixes after maximum aggregation:              28370
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         116965
    Unique aggregates announced from the LACNIC address blocks:   49197
LACNIC Region origin ASes present in the Internet Routing Table:  10979
    LACNIC Prefixes per ASN:                                      10.65
LACNIC Region origin ASes announcing only one prefix:              2645
LACNIC Region transit ASes present in the Internet Routing Table:  2285
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:  8775
Number of LACNIC addresses announced to Internet:             176696320
    Equivalent to 10 /8s, 136 /16s and 44 /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:                  29306
    Total AfriNIC prefixes after maximum aggregation:              5798
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         37683
    Unique aggregates announced from the AfriNIC address blocks:   9689
AfriNIC Region origin ASes present in the Internet Routing Table:  1734
    AfriNIC Prefixes per ASN:                                     21.73
AfriNIC Region origin ASes announcing only one prefix:              606
AfriNIC Region transit ASes present in the Internet Routing Table:  335
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1083
Number of AfriNIC addresses announced to Internet:             79359488
    Equivalent to 4 /8s, 186 /16s and 238 /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        9474       8704      36  CHINAMOBILE-CN China Mobile Communicati
  7545        5729        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        3374       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2936      131303     142  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        8236      10778    2909  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        3150       1580    2332  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        2494        360     500  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        7236       1705     149  UNI2-AS, ES
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 20940        4068       3399     166  AKAMAI-ASN1, NL
  8551        3891        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        2317        355     614  Mega Cable, S.A. de C.V., MX
 11830        2262        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        1030       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
 24757         487         73       5  EthioNet-AS, ET
 37342         439         32       1  MOVITEL, MZ

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11234       3343     579  Uninet S.A. de C.V., MX
  9808        9474       8704      36  CHINAMOBILE-CN China Mobile Communicati
 16509        8236      10778    2909  AMAZON-02, US
 12479        7236       1705     149  UNI2-AS, ES
  7545        5729        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 11492        4542        301     607  CABLEONE, US
 20940        4068       3399     166  AKAMAI-ASN1, NL
  7155        3968        279      48  VIASAT-SP-BACKBONE, US
  8551        3891        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        9474         9438  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7236         7087  UNI2-AS, ES
 16509        8236         5327  AMAZON-02, US
  7545        5729         5040  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        4068         3902  AKAMAI-ASN1, NL
  8551        3891         3854  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        /3:1        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:39      /11:103     /12:299     
/13:578     /14:1196    /15:2068    /16:13474   /17:8227    /18:13795   
/19:24992   /20:43692   /21:51254   /22:109460  /23:97736   /24:549238  
/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        6296        7236  UNI2-AS, ES
  8151        5200       11234  Uninet S.A. de C.V., MX
 39891        3632        4833  ALJAWWALSTC-AS, SA
 11492        3451        4542  CABLEONE, US
  8551        3363        3891  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        2151        2494  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      2:1240      3:173       4:5         5:4488      6:127    
   7:6         8:1526      9:1        11:172      12:1549     13:391    
  14:2303     15:299      16:183      17:371      18:413      20:256    
  21:4        22:188      23:6226     24:2606     25:6        27:2567   
  29:19       31:2521     32:86       34:10       35:106      36:1931   
  37:4648     38:4437     39:811      40:151      41:3949     42:984    
  43:2344     44:308      45:16548    46:4247     47:361      49:1730   
  50:1833     51:571      52:1588     54:390      55:857      56:8      
  57:116      58:1764     59:1136     60:975      61:2444     62:2639   
  63:1921     64:5693     65:2316     66:4957     67:3045     68:1373   
  69:4161     70:1252     71:680      72:2979     74:2616     75:1469   
  76:608      77:2431     78:1864     79:3172     80:2096     81:1748   
  82:1485     83:1279     84:1533     85:2994     86:759      87:1989   
  88:1243     89:3616     90:612      91:7702     92:2063     93:2620   
  94:3595     95:4017     96:1329     97:336      98:1157     99:745    
 100:73      101:1069    102:2696    103:31367   104:4654    105:484    
 106:824     107:2524    108:1025    109:4428    110:2078    111:3183   
 112:2056    113:1515    114:1634    115:2076    116:1911    117:2564   
 118:2278    119:2020    120:1769    121:1080    122:2614    123:2149   
 124:1566    125:2513    128:1327    129:1055    130:1018    131:1994   
 132:854     133:422     134:1905    135:304     136:880     137:1090   
 138:2577    139:1564    140:1234    141:1458    142:1436    143:1499   
 144:1151    145:347     146:1944    147:1570    148:2352    149:2082   
 150:879     151:1152    152:1846    153:567     154:4400    155:1417   
 156:1811    157:1312    158:1055    159:2289    160:2532    161:1526   
 162:3530    163:1565    164:1610    165:1730    166:1030    167:1744   
 168:3872    169:935     170:4613    171:871     172:3564    173:2937   
 174:1069    175:1171    176:3677    177:4557    178:3581    179:2147   
 180:2470    181:3400    182:3335    183:1931    184:2356    185:20186  
 186:4762    187:3959    188:4082    189:3545    190:9097    191:1426   
 192:10923   193:8868    194:7314    195:5141    196:3094    197:2327   
 198:5965    199:6116    200:7987    201:5854    202:10549   203:10255  
 204:4601    205:3548    206:4149    207:3457    208:4081    209:4861   
 210:4349    211:2426    212:4111    213:3589    214:1083    215:59     
 216:6644    217:2694    218:1312    219:470     220:2015    221:972    
 222:783     223:2154   

End of report


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