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

REN Routing Table Report cscora at frr.nsrc.org
Thu Apr 27 21:13:25 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Thu 27 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:                              918054
    Prefixes after maximum aggregation (per Origin AS):          348119
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      449202
    Number of IPv4 prefixes with a valid ROA:                    395067
    Number of IPv4 prefixes with an invalid ROA:                   2821
    Number of IPv4 prefixes with no ROA:                         520166
Total ASes present in the Internet Routing Table:                 74337
    Prefixes per ASN:                                             12.35
Origin-only ASes present in the Internet Routing Table:           63855
Origin ASes announcing only one prefix:                           26173
Transit ASes present in the Internet Routing Table:               10482
Transit-only ASes present in the Internet Routing Table:            436
Paths with bogon ASNs present in the IPv4 Routing Table:             56
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                      87
    Max AS path prepend of ASN ( 37447)                              85
Prefixes from unregistered ASNs in the Routing Table:              1097
    Number of instances of unregistered ASNs:                      1100
Number of 32-bit ASNs allocated by the RIRs:                      41745
Number of 32-bit ASNs visible in the Routing Table:               34490
Prefixes from 32-bit ASNs in the Routing Table:                  170800
Number of bogon 32-bit ASNs visible in the Routing Table:            51
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            636
Number of addresses announced to Internet:                   3059360512
    Equivalent to 182 /8s, 90 /16s and 35 /24s
    Percentage of available address space announced:               82.6
    Percentage of allocated address space announced:               82.6
    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:      306575

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

Prefixes being announced by APNIC Region ASes:                   241279
    Total APNIC prefixes after maximum aggregation:               68734
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          235541
    Unique aggregates announced from the APNIC address blocks:    97881
APNIC Region origin ASes present in the Internet Routing Table:   13368
    APNIC Prefixes per ASN:                                       17.62
APNIC Region origin ASes announcing only one prefix:               3916
APNIC Region transit ASes present in the Internet Routing Table:   1796
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8687
Number of APNIC addresses announced to Internet:              772998656
    Equivalent to 46 /8s, 19 /16s and 6 /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:                    269114
    Total ARIN prefixes after maximum aggregation:               122112
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           271764
    Unique aggregates announced from the ARIN address blocks:    131014
ARIN Region origin ASes present in the Internet Routing Table:    19079
    ARIN Prefixes per ASN:                                        14.24
ARIN Region origin ASes announcing only one prefix:                6955
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:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4784
Number of ARIN addresses announced to Internet:              1283375616
    Equivalent to 76 /8s, 126 /16s and 194 /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:                    259330
    Total RIPE prefixes after maximum aggregation:               122255
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           255264
    Unique aggregates announced from the RIPE address blocks:    158121
RIPE Region origin ASes present in the Internet Routing Table:    28328
    RIPE Prefixes per ASN:                                         9.01
RIPE Region origin ASes announcing only one prefix:               12053
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:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11158
Number of RIPE addresses announced to Internet:               718001664
    Equivalent to 42 /8s, 203 /16s and 214 /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:                  118072
    Total LACNIC prefixes after maximum aggregation:              28429
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         117335
    Unique aggregates announced from the LACNIC address blocks:   49340
LACNIC Region origin ASes present in the Internet Routing Table:  10990
    LACNIC Prefixes per ASN:                                      10.68
LACNIC Region origin ASes announcing only one prefix:              2639
LACNIC Region transit ASes present in the Internet Routing Table:  2296
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:             176738048
    Equivalent to 10 /8s, 136 /16s and 207 /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:                  29162
    Total AfriNIC prefixes after maximum aggregation:              5802
    AfriNIC Deaggregation factor:                                  5.03
Prefixes being announced from the AfriNIC address blocks:         37513
    Unique aggregates announced from the AfriNIC address blocks:  12320
AfriNIC Region origin ASes present in the Internet Routing Table:  1736
    AfriNIC Prefixes per ASN:                                     21.61
AfriNIC Region origin ASes announcing only one prefix:              610
AfriNIC Region transit ASes present in the Internet Routing Table:  334
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       87
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1085
Number of AfriNIC addresses announced to Internet:            107828992
    Equivalent to 6 /8s, 109 /16s and 87 /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       8705      37  CHINAMOBILE-CN China Mobile Communicati
  7545        5730        787     692  TPG-INTERNET-AP TPG Telecom Limited, AU
 45899        4041       1872      41  VNPT-AS-VN VNPT Corp, VN
  7713        3560       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3227       1331      21  VIETEL-AS-AP Viettel Group, VN
  9498        2941        489     234  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2749       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2386        837     442  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2302      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        8267      10779    2923  AMAZON-02, US
 11492        4545        301     593  CABLEONE, US
  7155        3976        281      51  VIASAT-SP-BACKBONE, US
 22773        3590       3074     285  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3514       1320      64  SHAW, CA
 16625        3163       1576    2356  AKAMAI-AS, US
   749        3071      53111    2323  DNIC-AS-00749, US
396982        2633       3590     364  GOOGLE-CLOUD-PLATFORM, US
  7018        2522      24151    1581  ATT-INTERNET4, US
 30036        2501        361     458  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        7267       1706     140  UNI2-AS, ES
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 20940        4093       3399     166  AKAMAI-ASN1, NL
  8551        3890        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2928       2292     909  ROSTELECOM-AS, RU
  9009        2677        251    1401  M247, RO
 34984        2275        359     613  TELLCOM-AS, TR
  6849        2018        307      18  UKRTELNET, UA
 58224        1852        950     544  TCI, IR
 13188        1607        100      18  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       11258       3347     593  Uninet S.A. de C.V., MX
 10620        3503        507     854  Telmex Colombia S.A., CO
 13999        2335        358     617  Mega Cable, S.A. de C.V., MX
 11830        2263        369      64  Instituto Costarricense de Electricidad
 28573        1333       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        1132        370      22  Telefonica del Peru S.A.A., PE
 11664        1100        180     441  Techtel LMDS Comunicaciones Interactiva
 26615        1035       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        1585        393      19  LINKdotNET-AS, EG
 24835        1553        533      30  RAYA-AS, EG
 36992        1338       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1024         67      46  ORANGE-COTE-IVOIRE, CI
 36935         875        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         518         54      46  WANANCHI-, KE
 37342         491         32       1  MOVITEL, MZ
 24757         489         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       11258       3347     593  Uninet S.A. de C.V., MX
  9808        9474       8705      37  CHINAMOBILE-CN China Mobile Communicati
 16509        8267      10779    2923  AMAZON-02, US
 12479        7267       1706     140  UNI2-AS, ES
  7545        5730        787     692  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 11492        4545        301     593  CABLEONE, US
 20940        4093       3399     166  AKAMAI-ASN1, NL
 45899        4041       1872      41  VNPT-AS-VN VNPT Corp, VN
  7155        3976        281      51  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        9474         9437  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7267         7127  UNI2-AS, ES
 16509        8267         5344  AMAZON-02, US
  7545        5730         5038  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833         4774  ALJAWWALSTC-AS, SA
 45899        4041         4000  VNPT-AS-VN VNPT Corp, VN
 11492        4545         3952  CABLEONE, US
 20940        4093         3927  AKAMAI-ASN1, NL
  7155        3976         3925  VIASAT-SP-BACKBONE, US
  8551        3890         3853  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
      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, 
     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            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

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:      2914  NTT-LTD-2914, 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
23.139.232.0/24      Origin:    211619  MAXKO, HR
23.139.232.0/24     Transit:     42864  GIGANET-HU GigaNet Internet Service Prov

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       /9:14      /10:39      /11:103     /12:298     
/13:578     /14:1193    /15:2082    /16:13459   /17:8202    /18:14240   
/19:25059   /20:43741   /21:51147   /22:109405  /23:97750   /24:550727  
/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        6327        7267  UNI2-AS, ES
  8151        5195       11258  Uninet S.A. de C.V., MX
 39891        3632        4833  ALJAWWALSTC-AS, SA
 11492        3454        4545  CABLEONE, US
  8551        3362        3890  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3324        3514  SHAW, CA
  7155        3043        3976  VIASAT-SP-BACKBONE, US
 22773        2654        3590  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2501  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2057        3503  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)
----------------------------------------------

   1:1777      2:1289      3:175       4:5         5:4505      6:128    
   7:6         8:1524      9:1        11:172      12:1534     13:389    
  14:2332     15:299      16:182      17:368      18:418      20:256    
  21:4        22:188      23:6244     24:2593     25:6        27:2540   
  29:19       31:2500     32:78       34:12       35:108      36:1936   
  37:4646     38:4445     39:820      40:151      41:3915     42:1202   
  43:2348     44:308      45:16558    46:4260     47:362      49:1729   
  50:1832     51:573      52:1595     54:390      55:860      56:8      
  57:117      58:1787     59:1149     60:993      61:2448     62:2636   
  63:1921     64:5697     65:2328     66:5005     67:3032     68:1367   
  69:4149     70:1234     71:682      72:2981     74:2610     75:1448   
  76:613      77:2444     78:1814     79:3172     80:2104     81:1760   
  82:1488     83:1275     84:1531     85:2983     86:761      87:2007   
  88:1165     89:3665     90:613      91:7733     92:2066     93:2625   
  94:3598     95:4006     96:1324     97:337      98:1152     99:746    
 100:74      101:1072    102:2668    103:31360   104:4622    105:488    
 106:863     107:2524    108:1032    109:4426    110:2086    111:3083   
 112:2024    113:1587    114:1638    115:2071    116:1899    117:2541   
 118:2368    119:2020    120:1765    121:1077    122:2592    123:2205   
 124:1564    125:2491    128:1393    129:1059    130:1024    131:1991   
 132:856     133:422     134:1902    135:304     136:880     137:1090   
 138:2575    139:1563    140:1245    141:1465    142:1442    143:1490   
 144:1164    145:347     146:1944    147:1578    148:2353    149:2196   
 150:846     151:1158    152:1815    153:569     154:4444    155:1439   
 156:1791    157:1308    158:1062    159:2309    160:2541    161:1537   
 162:3517    163:1570    164:1620    165:1733    166:1036    167:1746   
 168:3871    169:939     170:4591    171:858     172:3547    173:2933   
 174:1071    175:1184    176:3698    177:4598    178:3584    179:2153   
 180:2616    181:3434    182:3337    183:1968    184:2367    185:20173  
 186:4783    187:3971    188:4085    189:3582    190:9150    191:1443   
 192:10948   193:8873    194:7328    195:5136    196:3068    197:2350   
 198:5947    199:6100    200:8044    201:5868    202:10574   203:10272  
 204:4591    205:3650    206:4352    207:3453    208:4072    209:4854   
 210:4358    211:2440    212:4124    213:3588    214:1083    215:59     
 216:6642    217:2681    218:1316    219:470     220:2017    221:974    
 222:788     223:2151   

End of report


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