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

REN Routing Table Report cscora at frr.nsrc.org
Wed Apr 19 21:13:33 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 19 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:                              917156
    Prefixes after maximum aggregation (per Origin AS):          348145
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      448725
    Number of IPv4 prefixes with a valid ROA:                    390660
    Number of IPv4 prefixes with an invalid ROA:                   2961
    Number of IPv4 prefixes with no ROA:                         523535
Total ASes present in the Internet Routing Table:                 74340
    Prefixes per ASN:                                             12.34
Origin-only ASes present in the Internet Routing Table:           63868
Origin ASes announcing only one prefix:                           26193
Transit ASes present in the Internet Routing Table:               10472
Transit-only ASes present in the Internet Routing Table:            439
Paths with bogon ASNs present in the IPv4 Routing Table:             60
Average AS path length visible in the Internet Routing Table:       4.4
    Max AS path length visible:                                     204
    Max AS path prepend of ASN (131246)                             200
Prefixes from unregistered ASNs in the Routing Table:              1418
    Number of instances of unregistered ASNs:                      1422
Number of 32-bit ASNs allocated by the RIRs:                      41679
Number of 32-bit ASNs visible in the Routing Table:               34484
Prefixes from 32-bit ASNs in the Routing Table:                  170609
Number of bogon 32-bit ASNs visible in the Routing Table:            50
Special use prefixes present in the Routing Table:                    3
Prefixes being announced from unallocated address space:            946
Number of addresses announced to Internet:                   3061120512
    Equivalent to 182 /8s, 116 /16s and 254 /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:      306809

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

Prefixes being announced by APNIC Region ASes:                   240250
    Total APNIC prefixes after maximum aggregation:               68765
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          234442
    Unique aggregates announced from the APNIC address blocks:    97837
APNIC Region origin ASes present in the Internet Routing Table:   13385
    APNIC Prefixes per ASN:                                       17.52
APNIC Region origin ASes announcing only one prefix:               3933
APNIC Region transit ASes present in the Internet Routing Table:   1805
Average APNIC Region AS path length visible:                        4.1
    Max APNIC Region AS path length visible:                        204
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8698
Number of APNIC addresses announced to Internet:              773381120
    Equivalent to 46 /8s, 24 /16s and 220 /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:                    268729
    Total ARIN prefixes after maximum aggregation:               122154
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           271276
    Unique aggregates announced from the ARIN address blocks:    130835
ARIN Region origin ASes present in the Internet Routing Table:    19079
    ARIN Prefixes per ASN:                                        14.22
ARIN Region origin ASes announcing only one prefix:                6971
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:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4785
Number of ARIN addresses announced to Internet:              1284536064
    Equivalent to 76 /8s, 144 /16s and 119 /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:                    259339
    Total RIPE prefixes after maximum aggregation:               122182
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           255353
    Unique aggregates announced from the RIPE address blocks:    157784
RIPE Region origin ASes present in the Internet Routing Table:    28312
    RIPE Prefixes per ASN:                                         9.02
RIPE Region origin ASes announcing only one prefix:               12039
RIPE Region transit ASes present in the Internet Routing Table:    3909
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:   11143
Number of RIPE addresses announced to Internet:               717920512
    Equivalent to 42 /8s, 202 /16s and 153 /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:                  118080
    Total LACNIC prefixes after maximum aggregation:              28407
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117351
    Unique aggregates announced from the LACNIC address blocks:   49242
LACNIC Region origin ASes present in the Internet Routing Table:  10983
    LACNIC Prefixes per ASN:                                      10.68
LACNIC Region origin ASes announcing only one prefix:              2646
LACNIC Region transit ASes present in the Internet Routing Table:  2284
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:  8775
Number of LACNIC addresses announced to Internet:             176727296
    Equivalent to 10 /8s, 136 /16s and 165 /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:                  29340
    Total AfriNIC prefixes after maximum aggregation:              5802
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         37787
    Unique aggregates announced from the AfriNIC address blocks:  12353
AfriNIC Region origin ASes present in the Internet Routing Table:  1735
    AfriNIC Prefixes per ASN:                                     21.78
AfriNIC Region origin ASes announcing only one prefix:              604
AfriNIC Region transit ASes present in the Internet Routing Table:  336
Average AfriNIC Region AS path length visible:                      5.0
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1083
Number of AfriNIC addresses announced to Internet:            107769344
    Equivalent to 6 /8s, 108 /16s and 110 /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        9471       8704      36  CHINAMOBILE-CN China Mobile Communicati
  7545        5727        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3560       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3419       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3378       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2937        491     237  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2746       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2379        836     440  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        8219      10772    2950  AMAZON-02, US
 11492        4542        301     605  CABLEONE, US
  7155        3970        279      48  VIASAT-SP-BACKBONE, US
 22773        3599       3073     286  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3522       1320      64  SHAW, CA
 16625        3155       1576    2352  AKAMAI-AS, US
   749        3071      53111    2323  DNIC-AS-00749, US
396982        2630       3590     362  GOOGLE-CLOUD-PLATFORM, US
  7018        2576      24117    1569  ATT-INTERNET4, US
 30036        2510        362     438  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        7234       1705     149  UNI2-AS, ES
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 20940        4074       3399     166  AKAMAI-ASN1, NL
  8551        3892        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2927       2292     909  ROSTELECOM-AS, RU
  9009        2667        251    1390  M247, RO
 34984        2275        359     612  TELLCOM-AS, TR
  6849        2018        307      18  UKRTELNET, UA
 58224        1851        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       11262       3343     580  Uninet S.A. de C.V., MX
 10620        3502        507     853  Telmex Colombia S.A., CO
 13999        2325        357     613  Mega Cable, S.A. de C.V., MX
 11830        2263        369      64  Instituto Costarricense de Electricidad
 28573        1334       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        1104        181     444  Techtel LMDS Comunicaciones Interactiva
 26615        1032       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        1541        533      30  RAYA-AS, EG
 24863        1537        393      23  LINKdotNET-AS, EG
 36992        1338       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1024         67      51  ORANGE-COTE-IVOIRE, CI
 36935         875        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         531         54      47  WANANCHI-, KE
 37342         493         32       1  MOVITEL, MZ
 24757         488         73       5  EthioNet-AS, ET

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11262       3343     580  Uninet S.A. de C.V., MX
  9808        9471       8704      36  CHINAMOBILE-CN China Mobile Communicati
 16509        8219      10772    2950  AMAZON-02, US
 12479        7234       1705     149  UNI2-AS, ES
  7545        5727        786     689  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 11492        4542        301     605  CABLEONE, US
 20940        4074       3399     166  AKAMAI-ASN1, NL
  7155        3970        279      48  VIASAT-SP-BACKBONE, US
  8551        3892        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        9471         9435  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7234         7085  UNI2-AS, ES
 16509        8219         5269  AMAZON-02, US
  7545        5727         5038  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833         4774  ALJAWWALSTC-AS, SA
 11492        4542         3937  CABLEONE, US
  7155        3970         3922  VIASAT-SP-BACKBONE, US
 20940        4074         3908  AKAMAI-ASN1, NL
  8551        3892         3855  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7713        3560         3495  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, 
     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
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
23.139.232.0/24      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     /12:299     
/13:577     /14:1194    /15:2085    /16:13463   /17:8218    /18:13786   
/19:24984   /20:43713   /21:51261   /22:109523  /23:97828   /24:550052  
/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        6294        7234  UNI2-AS, ES
  8151        5226       11262  Uninet S.A. de C.V., MX
 39891        3632        4833  ALJAWWALSTC-AS, SA
 11492        3451        4542  CABLEONE, US
  8551        3364        3892  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3331        3522  SHAW, CA
  7155        3040        3970  VIASAT-SP-BACKBONE, US
 22773        2662        3599  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2167        2510  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2056        3502  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      2:1267      3:175       4:5         5:4494      6:128    
   7:6         8:1523      9:1        11:172      12:1548     13:389    
  14:2316     15:299      16:183      17:367      18:412      20:256    
  21:4        22:188      23:6244     24:2588     25:6        27:2546   
  29:19       31:2497     32:86       34:12       35:107      36:1934   
  37:4653     38:4440     39:819      40:151      41:3937     42:984    
  43:2340     44:308      45:16537    46:4248     47:362      49:1728   
  50:1832     51:573      52:1588     54:389      55:859      56:8      
  57:117      58:1765     59:1156     60:992      61:2450     62:2640   
  63:1921     64:5692     65:2319     66:4972     67:3036     68:1375   
  69:4162     70:1249     71:680      72:2980     74:2622     75:1468   
  76:610      77:2435     78:1864     79:3171     80:2098     81:1741   
  82:1489     83:1278     84:1530     85:3001     86:761      87:1990   
  88:1241     89:3640     90:612      91:7721     92:2059     93:2623   
  94:3595     95:4026     96:1327     97:336      98:1154     99:745    
 100:74      101:1069    102:2709    103:31361   104:4643    105:484    
 106:860     107:2527    108:1033    109:4427    110:2083    111:3087   
 112:2029    113:1516    114:1636    115:2073    116:1905    117:2555   
 118:2282    119:2016    120:1770    121:1076    122:2629    123:2204   
 124:1566    125:2507    128:1322    129:1055    130:1023    131:1995   
 132:853     133:422     134:1906    135:305     136:879     137:1090   
 138:2573    139:1562    140:1241    141:1455    142:1437    143:1500   
 144:1164    145:347     146:1946    147:1580    148:2353    149:2085   
 150:884     151:1156    152:1819    153:567     154:4489    155:1433   
 156:1813    157:1310    158:1059    159:2305    160:2536    161:1521   
 162:3525    163:1571    164:1627    165:1741    166:1031    167:1750   
 168:3868    169:944     170:4589    171:862     172:3557    173:2946   
 174:1069    175:1171    176:3687    177:4585    178:3583    179:2178   
 180:2619    181:3440    182:3330    183:1930    184:2361    185:20187  
 186:4763    187:3996    188:4088    189:3595    190:9192    191:1443   
 192:10935   193:8880    194:7321    195:5142    196:3081    197:2383   
 198:5962    199:6096    200:7998    201:5859    202:10582   203:10254  
 204:4592    205:3554    206:4165    207:3450    208:4079    209:4852   
 210:4353    211:2435    212:4119    213:3582    214:1084    215:59     
 216:6655    217:2698    218:1311    219:470     220:2018    221:973    
 222:783     223:2153   

End of report


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