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

REN Routing Table Report cscora at frr.nsrc.org
Thu Mar 30 21:13:09 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Thu 30 Mar, 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:                              915085
    Prefixes after maximum aggregation (per Origin AS):          347367
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      447582
    Number of IPv4 prefixes with a valid ROA:                    382318
    Number of IPv4 prefixes with an invalid ROA:                   2512
    Number of IPv4 prefixes with no ROA:                         530255
Total ASes present in the Internet Routing Table:                 74265
    Prefixes per ASN:                                             12.32
Origin-only ASes present in the Internet Routing Table:           63797
Origin ASes announcing only one prefix:                           26177
Transit ASes present in the Internet Routing Table:               10468
Transit-only ASes present in the Internet Routing Table:            451
Paths with bogon ASNs present in the IPv4 Routing Table:             63
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:              1124
    Number of instances of unregistered ASNs:                      1126
Number of 32-bit ASNs allocated by the RIRs:                      41547
Number of 32-bit ASNs visible in the Routing Table:               34410
Prefixes from 32-bit ASNs in the Routing Table:                  169273
Number of bogon 32-bit ASNs visible in the Routing Table:            61
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            489
Number of addresses announced to Internet:                   3061726720
    Equivalent to 182 /8s, 126 /16s and 62 /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:      306223

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

Prefixes being announced by APNIC Region ASes:                   240163
    Total APNIC prefixes after maximum aggregation:               68722
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          234775
    Unique aggregates announced from the APNIC address blocks:    98107
APNIC Region origin ASes present in the Internet Routing Table:   13389
    APNIC Prefixes per ASN:                                       17.53
APNIC Region origin ASes announcing only one prefix:               3933
APNIC Region transit ASes present in the Internet Routing Table:   1806
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         39
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8690
Number of APNIC addresses announced to Internet:              773411072
    Equivalent to 46 /8s, 25 /16s and 81 /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:                    268325
    Total ARIN prefixes after maximum aggregation:               121913
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           270708
    Unique aggregates announced from the ARIN address blocks:    130366
ARIN Region origin ASes present in the Internet Routing Table:    19064
    ARIN Prefixes per ASN:                                        14.20
ARIN Region origin ASes announcing only one prefix:                6970
ARIN Region transit ASes present in the Internet Routing Table:    1931
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4765
Number of ARIN addresses announced to Internet:              1285443328
    Equivalent to 76 /8s, 158 /16s and 79 /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:                    258531
    Total RIPE prefixes after maximum aggregation:               121797
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           254622
    Unique aggregates announced from the RIPE address blocks:    157350
RIPE Region origin ASes present in the Internet Routing Table:    28269
    RIPE Prefixes per ASN:                                         9.01
RIPE Region origin ASes announcing only one prefix:               12024
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:   11108
Number of RIPE addresses announced to Internet:               718087680
    Equivalent to 42 /8s, 205 /16s and 38 /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:                  117668
    Total LACNIC prefixes after maximum aggregation:              28376
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         117024
    Unique aggregates announced from the LACNIC address blocks:   49100
LACNIC Region origin ASes present in the Internet Routing Table:  10968
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2650
LACNIC Region transit ASes present in the Internet Routing Table:  2273
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:  8765
Number of LACNIC addresses announced to Internet:             176663296
    Equivalent to 10 /8s, 135 /16s and 171 /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:                  29274
    Total AfriNIC prefixes after maximum aggregation:              5777
    AfriNIC Deaggregation factor:                                  5.07
Prefixes being announced from the AfriNIC address blocks:         37466
    Unique aggregates announced from the AfriNIC address blocks:  12264
AfriNIC Region origin ASes present in the Internet Routing Table:  1732
    AfriNIC Prefixes per ASN:                                     21.63
AfriNIC Region origin ASes announcing only one prefix:              600
AfriNIC Region transit ASes present in the Internet Routing Table:  338
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: 1082
Number of AfriNIC addresses announced to Internet:            107764224
    Equivalent to 6 /8s, 108 /16s and 90 /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        9526       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5755        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3545       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3454       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3369       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2903        491     237  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2749       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2362        836     445  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2308      11250     588  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        8175      10772    2892  AMAZON-02, US
 11492        4537        300     622  CABLEONE, US
  7155        3964        279      46  VIASAT-SP-BACKBONE, US
 22773        3625       3078     294  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3514       1320      64  SHAW, CA
 16625        3148       1579    2332  AKAMAI-AS, US
   749        3036      50520    2303  DNIC-AS-00749, US
396982        2626       3588     360  GOOGLE-CLOUD-PLATFORM, US
  7018        2571      24118    1580  ATT-INTERNET4, US
 30036        2501        360     499  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        7258       1705     149  UNI2-AS, ES
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 20940        4063       3399     166  AKAMAI-ASN1, NL
  8551        3887        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2929       2292     911  ROSTELECOM-AS, RU
  9009        2686        254    1400  M247, RO
 34984        2268        359     610  TELLCOM-AS, TR
  6849        2135        339      19  UKRTELNET, UA
 58224        1850        950     543  TCI, IR
 13188        1607        100      27  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       11198       3343     577  Uninet S.A. de C.V., MX
 10620        3499        506     850  Telmex Colombia S.A., CO
 13999        2304        368     608  Mega Cable, S.A. de C.V., MX
 11830        2264        369      64  Instituto Costarricense de Electricidad
 28573        1331       2325     235  Claro NXT Telecomunicacoes Ltda, BR
  3816        1303        767     159  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1300        339     515  Axtel, S.A.B. de C.V., MX
  6147        1131        370      22  Telefonica del Peru S.A.A., PE
 11664        1101        180     452  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
 24835        1526        533      30  RAYA-AS, EG
 24863        1524        393      19  LINKdotNET-AS, EG
 36992        1341       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1017         67      48  ORANGE-COTE-IVOIRE, CI
 36935         880        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         510         52      41  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       11198       3343     577  Uninet S.A. de C.V., MX
  9808        9526       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8175      10772    2892  AMAZON-02, US
 12479        7258       1705     149  UNI2-AS, ES
  7545        5755        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 11492        4537        300     622  CABLEONE, US
 20940        4063       3399     166  AKAMAI-ASN1, NL
  7155        3964        279      46  VIASAT-SP-BACKBONE, US
  8551        3887        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        9526         9478  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7258         7109  UNI2-AS, ES
 16509        8175         5283  AMAZON-02, US
  7545        5755         5066  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833         4774  ALJAWWALSTC-AS, SA
  7155        3964         3918  VIASAT-SP-BACKBONE, US
 11492        4537         3915  CABLEONE, US
 20940        4063         3897  AKAMAI-ASN1, NL
  8551        3887         3850  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7713        3545         3480  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

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.,
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     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
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, 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
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    /15:2073    /16:13473   /17:8244    /18:13818   
/19:25045   /20:43755   /21:51451   /22:109406  /23:97796   /24:547779  
/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        6318        7258  UNI2-AS, ES
  8151        5170       11198  Uninet S.A. de C.V., MX
 39891        3632        4833  ALJAWWALSTC-AS, SA
 11492        3445        4537  CABLEONE, US
  8551        3359        3887  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3323        3514  SHAW, CA
  7155        3039        3964  VIASAT-SP-BACKBONE, US
 22773        2680        3625  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2501  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2053        3499  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)
----------------------------------------------

   1:1671      2:1233      3:170       4:5         5:4462      6:122    
   7:6         8:1530      9:1        11:172      12:1576     13:385    
  14:2306     15:296      16:137      17:371      18:411      20:248    
  21:4        22:188      23:6162     24:2598     25:6        27:2564   
  29:19       31:2515     32:94       34:10       35:106      36:1914   
  37:4658     38:4432     39:805      40:151      41:3972     42:984    
  43:2333     44:311      45:16534    46:4215     47:374      49:1731   
  50:1828     51:563      52:1590     54:389      55:764      56:8      
  57:93       58:1761     59:1128     60:981      61:2439     62:2630   
  63:1930     64:5685     65:2312     66:4926     67:3032     68:1369   
  69:4148     70:1253     71:679      72:2974     74:2596     75:1463   
  76:612      77:2435     78:1864     79:3167     80:2090     81:1738   
  82:1497     83:1277     84:1523     85:3006     86:752      87:1981   
  88:1239     89:3622     90:615      91:7683     92:2039     93:2575   
  94:3589     95:4005     96:1327     97:336      98:1158     99:746    
 100:74      101:1066    102:2675    103:31285   104:4625    105:483    
 106:826     107:2556    108:989     109:4386    110:2083    111:3203   
 112:2066    113:1512    114:1618    115:2082    116:1901    117:2558   
 118:2292    119:1983    120:1754    121:1078    122:2614    123:2172   
 124:1562    125:2534    128:1331    129:1064    130:1013    131:1997   
 132:841     133:423     134:1903    135:300     136:865     137:1084   
 138:2583    139:1548    140:1214    141:1450    142:1442    143:1500   
 144:1168    145:350     146:1942    147:1570    148:2341    149:1961   
 150:876     151:1152    152:1843    153:566     154:4289    155:1413   
 156:1714    157:1291    158:1046    159:2274    160:2536    161:1522   
 162:3552    163:1555    164:1609    165:1702    166:908     167:1735   
 168:3880    169:937     170:4606    171:865     172:3543    173:2941   
 174:1015    175:1171    176:3686    177:4632    178:3632    179:2155   
 180:2455    181:3432    182:3327    183:1938    184:2353    185:20137  
 186:4671    187:3939    188:4076    189:3587    190:9160    191:1427   
 192:10939   193:8838    194:7297    195:5147    196:3098    197:2390   
 198:5963    199:6102    200:7880    201:5870    202:10601   203:10253  
 204:4626    205:3549    206:3966    207:3447    208:4085    209:4884   
 210:4362    211:2443    212:4100    213:3539    214:1084    215:60     
 216:6623    217:2682    218:1313    219:474     220:2016    221:978    
 222:803     223:2153   

End of report


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