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

REN Routing Table Report cscora at frr.nsrc.org
Fri Feb 3 21:13:31 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Fri 03 Feb, 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:                              917602
    Prefixes after maximum aggregation (per Origin AS):          347657
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      445456
    Number of IPv4 prefixes with a valid ROA:                    379852
    Number of IPv4 prefixes with an invalid ROA:                   2873
    Number of IPv4 prefixes with no ROA:                         534877
Total ASes present in the Internet Routing Table:                 74074
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           63648
Origin ASes announcing only one prefix:                           26128
Transit ASes present in the Internet Routing Table:               10426
Transit-only ASes present in the Internet Routing Table:            437
Paths with bogon ASNs present in the IPv4 Routing Table:             65
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:               983
    Number of instances of unregistered ASNs:                       996
Number of 32-bit ASNs allocated by the RIRs:                      41182
Number of 32-bit ASNs visible in the Routing Table:               34100
Prefixes from 32-bit ASNs in the Routing Table:                  166872
Number of bogon 32-bit ASNs visible in the Routing Table:            60
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            519
Number of addresses announced to Internet:                   3061863424
    Equivalent to 182 /8s, 128 /16s and 84 /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:      311628

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

Prefixes being announced by APNIC Region ASes:                   238202
    Total APNIC prefixes after maximum aggregation:               68432
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          233270
    Unique aggregates announced from the APNIC address blocks:    97832
APNIC Region origin ASes present in the Internet Routing Table:   13245
    APNIC Prefixes per ASN:                                       17.61
APNIC Region origin ASes announcing only one prefix:               3840
APNIC Region transit ASes present in the Internet Routing Table:   1782
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         25
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8529
Number of APNIC addresses announced to Internet:              773160192
    Equivalent to 46 /8s, 21 /16s and 125 /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:                    267091
    Total ARIN prefixes after maximum aggregation:               121654
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           269025
    Unique aggregates announced from the ARIN address blocks:    129775
ARIN Region origin ASes present in the Internet Routing Table:    19070
    ARIN Prefixes per ASN:                                        14.11
ARIN Region origin ASes announcing only one prefix:                6993
ARIN Region transit ASes present in the Internet Routing Table:    1939
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4735
Number of ARIN addresses announced to Internet:              1285758720
    Equivalent to 76 /8s, 163 /16s and 31 /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:                    264542
    Total RIPE prefixes after maximum aggregation:               122644
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           261056
    Unique aggregates announced from the RIPE address blocks:    156283
RIPE Region origin ASes present in the Internet Routing Table:    28225
    RIPE Prefixes per ASN:                                         9.25
RIPE Region origin ASes announcing only one prefix:               12031
RIPE Region transit ASes present in the Internet Routing Table:    3914
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11001
Number of RIPE addresses announced to Internet:               718399488
    Equivalent to 42 /8s, 209 /16s and 232 /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:                  117750
    Total LACNIC prefixes after maximum aggregation:              28439
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         116941
    Unique aggregates announced from the LACNIC address blocks:   49112
LACNIC Region origin ASes present in the Internet Routing Table:  10995
    LACNIC Prefixes per ASN:                                      10.64
LACNIC Region origin ASes announcing only one prefix:              2663
LACNIC Region transit ASes present in the Internet Routing Table:  2274
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8771
Number of LACNIC addresses announced to Internet:             176163328
    Equivalent to 10 /8s, 128 /16s and 10 /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:                  29034
    Total AfriNIC prefixes after maximum aggregation:              5733
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         36790
    Unique aggregates announced from the AfriNIC address blocks:  12031
AfriNIC Region origin ASes present in the Internet Routing Table:  1715
    AfriNIC Prefixes per ASN:                                     21.45
AfriNIC Region origin ASes announcing only one prefix:              601
AfriNIC Region transit ASes present in the Internet Routing Table:  333
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: 1064
Number of AfriNIC addresses announced to Internet:            108061952
    Equivalent to 6 /8s, 112 /16s and 229 /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        9443       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5875        786     703  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3522       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3405       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3359       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2723        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2363        847     437  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2284      11250     587  KIXS-AS-KR Korea Telecom, KR
  4538        2259       4192      73  ERX-CERNET-BKB China Education and Rese
 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        7873      10722    2916  AMAZON-02, US
 11492        4532        300     602  CABLEONE, US
  7155        3899        265      33  VIASAT-SP-BACKBONE, US
 22773        3669       3081     297  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3502       1320      63  SHAW, CA
 16625        3323       1681    2425  AKAMAI-AS, US
   749        3037      50571    2304  DNIC-AS-00749, US
  7018        2593      24128    1575  ATT-INTERNET4, US
396982        2589       3496     365  GOOGLE-CLOUD-PLATFORM, US
 30036        2566        367     356  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        6988       1706     146  UNI2-AS, ES
  9121        6154       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4046       3399     172  AKAMAI-ASN1, NL
  8551        3895        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2918       2290     908  ROSTELECOM-AS, RU
  9009        2702        256    1370  M247, RO
 47331        2645        382    1989  TTNET, TR
 34984        2259        359     608  TELLCOM-AS, TR
  6849        2197        339      19  UKRTELNET, 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       11074       3346     589  Uninet S.A. de C.V., MX
 10620        3479        508     859  Telmex Colombia S.A., CO
 11830        2262        369      64  Instituto Costarricense de Electricidad
 13999        2238        371     602  Mega Cable, S.A. de C.V., MX
 28573        1353       2328     263  Claro NXT Telecomunicacoes Ltda, BR
  6503        1298        339     518  Axtel, S.A.B. de C.V., MX
  3816        1290        742     155  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1151        369      22  Telefonica del Peru S.A.A., PE
 11664        1109        181     456  Techtel LMDS Comunicaciones Interactiva
 26615        1018       2466      43  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        1539        533      30  RAYA-AS, EG
 24863        1501        393      21  LINKdotNET-AS, EG
 36992        1347       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571         996         67      53  ORANGE-COTE-IVOIRE, CI
 36935         884        520      42  Vodafone-, EG
  6713         549       1861      34  IAM-AS, MA
 15399         508         52      41  WANANCHI-, KE
 24757         491         73       5  EthioNet-AS, ET
 37342         455         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       11074       3346     589  Uninet S.A. de C.V., MX
  9808        9443       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7873      10722    2916  AMAZON-02, US
 12479        6988       1706     146  UNI2-AS, ES
  9121        6154       1692      17  TTNET, TR
  7545        5875        786     703  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4532        300     602  CABLEONE, US
 20940        4046       3399     172  AKAMAI-ASN1, NL
  7155        3899        265      33  VIASAT-SP-BACKBONE, 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        9443         9396  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6988         6842  UNI2-AS, ES
  9121        6154         6137  TTNET, TR
  7545        5875         5172  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7873         4957  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
 11492        4532         3930  CABLEONE, US
 20940        4046         3874  AKAMAI-ASN1, NL
  7155        3899         3866  VIASAT-SP-BACKBONE, US
  8551        3895         3858  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

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
     16641  UNALLOCATED  8.10.194.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.10.210.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.12.76.0/24              3356  LEVEL3, US
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, US
     25674  UNALLOCATED  8.14.115.0/24             3356  LEVEL3, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     25674  UNALLOCATED  8.19.146.0/24             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
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      /11:101     /12:299     
/13:580     /14:1201    /15:2076    /16:13487   /17:8292    /18:13868   
/19:25010   /20:43658   /21:52004   /22:109925  /23:98268   /24:548764  
/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        6051        6988  UNI2-AS, ES
  9121        5311        6154  TTNET, TR
  8151        5081       11074  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3447        4532  CABLEONE, US
  8551        3367        3895  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3310        3502  SHAW, CA
  7155        2988        3899  VIASAT-SP-BACKBONE, US
 22773        2710        3669  ASN-CXA-ALL-CCI-22773-RDC, US
 47331        2302        2645  TTNET, TR

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

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

   1:1627      2:1234      3:168       4:5         5:4248      6:114    
   7:5         8:1527      9:1        11:172      12:1588     13:376    
  14:2349     15:287      16:79       17:366      18:394      20:243    
  21:4        22:188      23:6068     24:2518     25:4        27:2709   
  29:19       31:2499     32:106      34:9        35:107      36:1891   
  37:4590     38:4087     39:836      40:154      41:3931     42:1062   
  43:2330     44:303      45:16435    46:4120     47:381      49:1733   
  50:1838     51:382      52:1551     54:395      55:856      56:8      
  57:83       58:1754     59:1173     60:996      61:2419     62:2625   
  63:1933     64:5677     65:2310     66:4920     67:3040     68:1349   
  69:4151     70:1253     71:667      72:2970     74:2595     75:1457   
  76:598      77:2399     78:3926     79:3173     80:2075     81:1848   
  82:1484     83:1243     84:1520     85:3757     86:750      87:1952   
  88:2867     89:3573     90:596      91:7655     92:2005     93:2592   
  94:3528     95:4875     96:1329     97:346      98:1159     99:741    
 100:76      101:1069    102:2573    103:30986   104:4580    105:484    
 106:847     107:2512    108:917     109:4385    110:2076    111:3286   
 112:2041    113:1498    114:1602    115:2076    116:1850    117:2550   
 118:2292    119:1905    120:1736    121:1086    122:2597    123:2177   
 124:1549    125:2331    128:1325    129:1050    130:986     131:1993   
 132:843     133:406     134:1913    135:297     136:867     137:1068   
 138:2572    139:1558    140:1187    141:1469    142:1426    143:1495   
 144:1197    145:351     146:1893    147:1559    148:2299    149:1890   
 150:875     151:1140    152:1948    153:559     154:3913    155:1400   
 156:1675    157:1295    158:1010    159:2271    160:2545    161:1429   
 162:3537    163:1498    164:1620    165:1673    166:838     167:1753   
 168:3874    169:918     170:4569    171:868     172:3513    173:2960   
 174:1023    175:1174    176:3693    177:4623    178:3556    179:2173   
 180:2417    181:3392    182:3239    183:1934    184:2340    185:20016  
 186:4670    187:3955    188:4074    189:3517    190:9114    191:1441   
 192:10956   193:8823    194:7247    195:5145    196:3006    197:2367   
 198:5951    199:6119    200:7752    201:5869    202:10542   203:10237  
 204:4599    205:3525    206:3873    207:3415    208:4083    209:4821   
 210:4363    211:2423    212:4110    213:3561    214:1101    215:56     
 216:6603    217:2647    218:1296    219:463     220:2027    221:972    
 222:739     223:2056   

End of report


More information about the ren-bgp-stats-all mailing list