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

REN Routing Table Report cscora at frr.nsrc.org
Tue Feb 7 21:13:21 UTC 2023


IPv4 R&E Routing Table Report   21:10 GMT Tue 07 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:                              917293
    Prefixes after maximum aggregation (per Origin AS):          347693
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      445932
    Number of IPv4 prefixes with a valid ROA:                    379853
    Number of IPv4 prefixes with an invalid ROA:                   2880
    Number of IPv4 prefixes with no ROA:                         534560
Total ASes present in the Internet Routing Table:                 74065
    Prefixes per ASN:                                             12.38
Origin-only ASes present in the Internet Routing Table:           63640
Origin ASes announcing only one prefix:                           26112
Transit ASes present in the Internet Routing Table:               10425
Transit-only ASes present in the Internet Routing Table:            435
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:              1028
    Number of instances of unregistered ASNs:                      1041
Number of 32-bit ASNs allocated by the RIRs:                      41201
Number of 32-bit ASNs visible in the Routing Table:               34103
Prefixes from 32-bit ASNs in the Routing Table:                  166974
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:            526
Number of addresses announced to Internet:                   3061863168
    Equivalent to 182 /8s, 128 /16s and 83 /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:      311383

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

Prefixes being announced by APNIC Region ASes:                   238322
    Total APNIC prefixes after maximum aggregation:               68505
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          233383
    Unique aggregates announced from the APNIC address blocks:    97953
APNIC Region origin ASes present in the Internet Routing Table:   13244
    APNIC Prefixes per ASN:                                       17.62
APNIC Region origin ASes announcing only one prefix:               3829
APNIC Region transit ASes present in the Internet Routing Table:   1778
Average APNIC Region AS path length visible:                        4.2
    Max APNIC Region AS path length visible:                         26
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8534
Number of APNIC addresses announced to Internet:              773202944
    Equivalent to 46 /8s, 22 /16s and 36 /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:                    266953
    Total ARIN prefixes after maximum aggregation:               121669
    ARIN Deaggregation factor:                                     2.19
Prefixes being announced from the ARIN address blocks:           268909
    Unique aggregates announced from the ARIN address blocks:    130060
ARIN Region origin ASes present in the Internet Routing Table:    19073
    ARIN Prefixes per ASN:                                        14.10
ARIN Region origin ASes announcing only one prefix:                6993
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:                          36
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4737
Number of ARIN addresses announced to Internet:              1285643776
    Equivalent to 76 /8s, 161 /16s and 94 /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:                    264331
    Total RIPE prefixes after maximum aggregation:               122580
    RIPE Deaggregation factor:                                     2.16
Prefixes being announced from the RIPE address blocks:           260859
    Unique aggregates announced from the RIPE address blocks:    156340
RIPE Region origin ASes present in the Internet Routing Table:    28213
    RIPE Prefixes per ASN:                                         9.25
RIPE Region origin ASes announcing only one prefix:               12024
RIPE Region transit ASes present in the Internet Routing Table:    3912
Average RIPE Region AS path length visible:                         4.4
    Max RIPE Region AS path length visible:                          39
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10997
Number of RIPE addresses announced to Internet:               718370816
    Equivalent to 42 /8s, 209 /16s and 120 /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:                  117535
    Total LACNIC prefixes after maximum aggregation:              28415
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         116776
    Unique aggregates announced from the LACNIC address blocks:   49107
LACNIC Region origin ASes present in the Internet Routing Table:  10990
    LACNIC Prefixes per ASN:                                      10.63
LACNIC Region origin ASes announcing only one prefix:              2662
LACNIC Region transit ASes present in the Internet Routing Table:  2273
Average LACNIC Region AS path length visible:                       5.2
    Max LACNIC Region AS path length visible:                        29
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8768
Number of LACNIC addresses announced to Internet:             176317696
    Equivalent to 10 /8s, 130 /16s and 101 /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:                  29124
    Total AfriNIC prefixes after maximum aggregation:              5762
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         36839
    Unique aggregates announced from the AfriNIC address blocks:  12040
AfriNIC Region origin ASes present in the Internet Routing Table:  1722
    AfriNIC Prefixes per ASN:                                     21.39
AfriNIC Region origin ASes announcing only one prefix:              604
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:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1067
Number of AfriNIC addresses announced to Internet:            108006144
    Equivalent to 6 /8s, 112 /16s and 11 /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        9446       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5860        787     704  TPG-INTERNET-AP TPG Telecom Limited, AU
  7713        3524       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3381       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3347       1867      88  VNPT-AS-VN VNPT Corp, VN
  9498        2749        499     238  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2360        842     441  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2287      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        7865      10717    2953  AMAZON-02, US
 11492        4534        300     598  CABLEONE, US
  7155        3899        265      33  VIASAT-SP-BACKBONE, US
 22773        3664       3080     294  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3503       1320      63  SHAW, CA
 16625        3323       1681    2427  AKAMAI-AS, US
   749        3038      50571    2305  DNIC-AS-00749, US
396982        2591       3497     365  GOOGLE-CLOUD-PLATFORM, US
 30036        2556        366     390  MEDIACOM-ENTERPRISE-BUSINESS, US
  7018        2547      24107    1530  ATT-INTERNET4, 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        6140       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4042       3399     170  AKAMAI-ASN1, NL
  8551        3894        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2918       2290     908  ROSTELECOM-AS, RU
  9009        2698        256    1377  M247, RO
 47331        2425        360    1836  TTNET, TR
 34984        2258        359     607  TELLCOM-AS, TR
  6849        2167        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       11087       3346     589  Uninet S.A. de C.V., MX
 10620        3479        508     859  Telmex Colombia S.A., CO
 11830        2255        369      64  Instituto Costarricense de Electricidad
 13999        2240        371     603  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        1150        369      22  Telefonica del Peru S.A.A., PE
 11664        1097        180     455  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        1511        509      28  RAYA-AS, EG
 24863        1488        393      21  LINKdotNET-AS, EG
 36992        1344       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571         998         67      53  ORANGE-COTE-IVOIRE, CI
 36935         737        520      42  Vodafone-, EG
  6713         553       1861      34  IAM-AS, MA
 15399         508         52      41  WANANCHI-, KE
 37342         494         32       1  MOVITEL, MZ
 24757         492         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       11087       3346     589  Uninet S.A. de C.V., MX
  9808        9446       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7865      10717    2953  AMAZON-02, US
 12479        6988       1706     146  UNI2-AS, ES
  9121        6140       1692      17  TTNET, TR
  7545        5860        787     704  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4534        300     598  CABLEONE, US
 20940        4042       3399     170  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        9446         9399  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6988         6842  UNI2-AS, ES
  9121        6140         6123  TTNET, TR
  7545        5860         5156  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7865         4912  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
 11492        4534         3936  CABLEONE, US
 20940        4042         3872  AKAMAI-ASN1, NL
  7155        3899         3866  VIASAT-SP-BACKBONE, US
  8551        3894         3857  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     /14:1198    /15:2075    /16:13483   /17:8280    /18:13848   
/19:25020   /20:43658   /21:51970   /22:109831  /23:98168   /24:548713  
/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        6052        6988  UNI2-AS, ES
  9121        5298        6140  TTNET, TR
  8151        5094       11087  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3449        4534  CABLEONE, US
  8551        3366        3894  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3311        3503  SHAW, CA
  7155        2988        3899  VIASAT-SP-BACKBONE, US
 22773        2711        3664  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2213        2556  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:1631      2:1238      3:168       4:5         5:4251      6:115    
   7:5         8:1531      9:1        11:172      12:1589     13:376    
  14:2341     15:290      16:79       17:366      18:392      20:244    
  21:4        22:188      23:6063     24:2516     25:4        27:2698   
  29:19       31:2509     32:106      34:8        35:106      36:1892   
  37:4578     38:4085     39:839      40:154      41:4033     42:1063   
  43:2328     44:303      45:16411    46:4131     47:381      49:1736   
  50:1837     51:382      52:1555     54:393      55:859      56:8      
  57:83       58:1752     59:1173     60:996      61:2423     62:2631   
  63:1933     64:5670     65:2314     66:4930     67:3033     68:1348   
  69:4142     70:1253     71:669      72:2971     74:2597     75:1457   
  76:602      77:2401     78:3873     79:3180     80:2074     81:1848   
  82:1490     83:1240     84:1528     85:3723     86:756      87:1952   
  88:2811     89:3573     90:595      91:7653     92:2011     93:2603   
  94:3534     95:4851     96:1331     97:346      98:1159     99:740    
 100:76      101:1068    102:2584    103:31007   104:4584    105:482    
 106:846     107:2519    108:908     109:4392    110:2085    111:3291   
 112:2042    113:1498    114:1602    115:2076    116:1843    117:2547   
 118:2293    119:1913    120:1737    121:1087    122:2597    123:2175   
 124:1548    125:2355    128:1323    129:1059    130:989     131:2001   
 132:843     133:405     134:1912    135:297     136:864     137:1072   
 138:2574    139:1556    140:1175    141:1479    142:1425    143:1501   
 144:1200    145:349     146:1894    147:1559    148:2297    149:1894   
 150:876     151:1143    152:1949    153:560     154:3907    155:1409   
 156:1674    157:1299    158:1006    159:2272    160:2540    161:1431   
 162:3526    163:1501    164:1628    165:1671    166:838     167:1750   
 168:3881    169:926     170:4555    171:865     172:3522    173:2954   
 174:1024    175:1170    176:3696    177:4593    178:3566    179:2149   
 180:2417    181:3393    182:3240    183:1934    184:2338    185:20011  
 186:4658    187:3905    188:4084    189:3493    190:9095    191:1443   
 192:10951   193:8820    194:7234    195:5145    196:3046    197:2424   
 198:5951    199:6097    200:7763    201:5860    202:10558   203:10230  
 204:4603    205:3490    206:3870    207:3414    208:4080    209:4807   
 210:4368    211:2426    212:4098    213:3561    214:1096    215:56     
 216:6603    217:2643    218:1296    219:463     220:2026    221:973    
 222:740     223:2074   

End of report


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