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

REN Routing Table Report cscora at frr.nsrc.org
Wed Mar 22 21:13:16 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Wed 22 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:                              914546
    Prefixes after maximum aggregation (per Origin AS):          347117
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      447352
    Number of IPv4 prefixes with a valid ROA:                    380758
    Number of IPv4 prefixes with an invalid ROA:                   2470
    Number of IPv4 prefixes with no ROA:                         531318
Total ASes present in the Internet Routing Table:                 74242
    Prefixes per ASN:                                             12.32
Origin-only ASes present in the Internet Routing Table:           63776
Origin ASes announcing only one prefix:                           26141
Transit ASes present in the Internet Routing Table:               10466
Transit-only ASes present in the Internet Routing Table:            446
Paths with bogon ASNs present in the IPv4 Routing Table:             69
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:              1100
    Number of instances of unregistered ASNs:                      1118
Number of 32-bit ASNs allocated by the RIRs:                      41495
Number of 32-bit ASNs visible in the Routing Table:               34345
Prefixes from 32-bit ASNs in the Routing Table:                  168863
Number of bogon 32-bit ASNs visible in the Routing Table:            79
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            504
Number of addresses announced to Internet:                   3062143488
    Equivalent to 182 /8s, 132 /16s and 154 /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:      306095

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

Prefixes being announced by APNIC Region ASes:                   239947
    Total APNIC prefixes after maximum aggregation:               68566
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          234525
    Unique aggregates announced from the APNIC address blocks:    97977
APNIC Region origin ASes present in the Internet Routing Table:   13360
    APNIC Prefixes per ASN:                                       17.55
APNIC Region origin ASes announcing only one prefix:               3907
APNIC Region transit ASes present in the Internet Routing Table:   1799
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:   8663
Number of APNIC addresses announced to Internet:              773299200
    Equivalent to 46 /8s, 23 /16s and 156 /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:                    268114
    Total ARIN prefixes after maximum aggregation:               121980
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           270276
    Unique aggregates announced from the ARIN address blocks:    130286
ARIN Region origin ASes present in the Internet Routing Table:    19059
    ARIN Prefixes per ASN:                                        14.18
ARIN Region origin ASes announcing only one prefix:                6967
ARIN Region transit ASes present in the Internet Routing Table:    1936
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:    4751
Number of ARIN addresses announced to Internet:              1285324800
    Equivalent to 76 /8s, 156 /16s and 128 /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:                    258198
    Total RIPE prefixes after maximum aggregation:               121583
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           254584
    Unique aggregates announced from the RIPE address blocks:    157391
RIPE Region origin ASes present in the Internet Routing Table:    28285
    RIPE Prefixes per ASN:                                         9.00
RIPE Region origin ASes announcing only one prefix:               12026
RIPE Region transit ASes present in the Internet Routing Table:    3903
Average RIPE Region AS path length visible:                         4.5
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11093
Number of RIPE addresses announced to Internet:               718315776
    Equivalent to 42 /8s, 208 /16s and 161 /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:                  117795
    Total LACNIC prefixes after maximum aggregation:              28408
    LACNIC Deaggregation factor:                                   4.15
Prefixes being announced from the LACNIC address blocks:         117130
    Unique aggregates announced from the LACNIC address blocks:   49016
LACNIC Region origin ASes present in the Internet Routing Table:  10963
    LACNIC Prefixes per ASN:                                      10.68
LACNIC Region origin ASes announcing only one prefix:              2642
LACNIC Region transit ASes present in the Internet Routing Table:  2280
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:  8760
Number of LACNIC addresses announced to Internet:             176653824
    Equivalent to 10 /8s, 135 /16s and 134 /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:                  29392
    Total AfriNIC prefixes after maximum aggregation:              5785
    AfriNIC Deaggregation factor:                                  5.08
Prefixes being announced from the AfriNIC address blocks:         37526
    Unique aggregates announced from the AfriNIC address blocks:  12277
AfriNIC Region origin ASes present in the Internet Routing Table:  1732
    AfriNIC Prefixes per ASN:                                     21.67
AfriNIC Region origin ASes announcing only one prefix:              599
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: 1078
Number of AfriNIC addresses announced to Internet:            108165632
    Equivalent to 6 /8s, 114 /16s and 122 /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        9517       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5756        786     691  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3544       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3460       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3347       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2860        491     237  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2750       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2361        837     441  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2308      11250     587  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        8058      10758    2896  AMAZON-02, US
 11492        4533        300     621  CABLEONE, US
  7155        3962        279      45  VIASAT-SP-BACKBONE, US
 22773        3633       3079     295  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3513       1320      64  SHAW, CA
 16625        3160       1589    2340  AKAMAI-AS, US
   749        3036      50520    2303  DNIC-AS-00749, US
396982        2622       3588     355  GOOGLE-CLOUD-PLATFORM, US
  7018        2565      24118    1570  ATT-INTERNET4, US
 30036        2510        361     482  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        7128       1705     149  UNI2-AS, ES
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 20940        4051       3399     166  AKAMAI-ASN1, NL
  8551        3890        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2934       2292     913  ROSTELECOM-AS, RU
  9009        2663        253    1394  M247, RO
 34984        2268        359     610  TELLCOM-AS, TR
  6849        2169        339      19  UKRTELNET, UA
 58224        1849        949     547  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       11182       3340     579  Uninet S.A. de C.V., MX
 10620        3477        505     883  Telmex Colombia S.A., CO
 13999        2295        373     609  Mega Cable, S.A. de C.V., MX
 11830        2263        369      64  Instituto Costarricense de Electricidad
 28573        1329       2324     245  Claro NXT Telecomunicacoes Ltda, BR
  3816        1301        763     161  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1300        339     515  Axtel, S.A.B. de C.V., MX
  6147        1130        370      22  Telefonica del Peru S.A.A., PE
 11664        1101        180     450  Techtel LMDS Comunicaciones Interactiva
 26615        1030       2498      45  TIM SA, BR

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

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1572        393      19  LINKdotNET-AS, EG
 24835        1542        533      30  RAYA-AS, EG
 36992        1343       1518     275  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1018         67      53  ORANGE-COTE-IVOIRE, CI
 36935         880        520      42  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         508         52      41  WANANCHI-, KE
 37342         493         32       1  MOVITEL, MZ
 24757         487         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       11182       3340     579  Uninet S.A. de C.V., MX
  9808        9517       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        8058      10758    2896  AMAZON-02, US
 12479        7128       1705     149  UNI2-AS, ES
  7545        5756        786     691  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833        286      59  ALJAWWALSTC-AS, SA
 11492        4533        300     621  CABLEONE, US
 20940        4051       3399     166  AKAMAI-ASN1, NL
  7155        3962        279      45  VIASAT-SP-BACKBONE, US
  8551        3890        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        9517         9469  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7128         6979  UNI2-AS, ES
 16509        8058         5162  AMAZON-02, US
  7545        5756         5065  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4833         4774  ALJAWWALSTC-AS, SA
  7155        3962         3917  VIASAT-SP-BACKBONE, US
 11492        4533         3912  CABLEONE, US
 20940        4051         3885  AKAMAI-ASN1, NL
  8551        3890         3853  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  7713        3544         3479  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    /15:2075    /16:13478   /17:8249    /18:13826   
/19:25068   /20:43728   /21:51455   /22:109410  /23:97642   /24:547370  
/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        6185        7128  UNI2-AS, ES
  8151        5150       11182  Uninet S.A. de C.V., MX
 39891        3632        4833  ALJAWWALSTC-AS, SA
 11492        3441        4533  CABLEONE, US
  8551        3362        3890  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3322        3513  SHAW, CA
  7155        3037        3962  VIASAT-SP-BACKBONE, US
 22773        2684        3633  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2167        2510  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2031        3477  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      2:1230      3:170       4:5         5:4444      6:118    
   7:6         8:1528      9:1        11:172      12:1578     13:388    
  14:2307     15:296      16:111      17:367      18:402      20:248    
  21:4        22:188      23:6131     24:2528     25:6        27:2573   
  29:19       31:2522     32:101      34:10       35:106      36:1913   
  37:4639     38:4385     39:807      40:151      41:3985     42:962    
  43:2323     44:310      45:16494    46:4224     47:376      49:1730   
  50:1831     51:569      52:1583     54:384      55:864      56:8      
  57:94       58:1761     59:1141     60:976      61:2436     62:2629   
  63:1931     64:5690     65:2311     66:4945     67:3044     68:1370   
  69:4128     70:1258     71:677      72:2971     74:2601     75:1463   
  76:608      77:2430     78:1858     79:3160     80:2079     81:1742   
  82:1504     83:1259     84:1536     85:3003     86:748      87:1960   
  88:1247     89:3616     90:613      91:7688     92:2034     93:2581   
  94:3581     95:3989     96:1329     97:332      98:1159     99:747    
 100:74      101:1072    102:2676    103:31266   104:4619    105:483    
 106:825     107:2549    108:978     109:4402    110:2072    111:3203   
 112:2060    113:1508    114:1620    115:2080    116:1901    117:2555   
 118:2290    119:1975    120:1755    121:1082    122:2603    123:2173   
 124:1566    125:2485    128:1321    129:1065    130:1010    131:2020   
 132:841     133:421     134:1903    135:300     136:863     137:1079   
 138:2557    139:1533    140:1224    141:1483    142:1438    143:1495   
 144:1167    145:356     146:1944    147:1569    148:2323    149:1960   
 150:880     151:1153    152:1841    153:567     154:4271    155:1412   
 156:1699    157:1281    158:1044    159:2274    160:2536    161:1522   
 162:3554    163:1554    164:1603    165:1712    166:877     167:1736   
 168:3873    169:933     170:4611    171:869     172:3518    173:2945   
 174:1019    175:1170    176:3684    177:4637    178:3634    179:2202   
 180:2452    181:3417    182:3320    183:1939    184:2352    185:20162  
 186:4714    187:3999    188:4062    189:3599    190:9131    191:1454   
 192:10948   193:8852    194:7270    195:5137    196:3100    197:2388   
 198:5950    199:6114    200:7868    201:5869    202:10602   203:10247  
 204:4619    205:3545    206:3938    207:3443    208:4077    209:4867   
 210:4367    211:2442    212:4110    213:3529    214:1098    215:60     
 216:6607    217:2663    218:1310    219:473     220:2013    221:977    
 222:796     223:2140   

End of report


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