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

REN Routing Table Report cscora at frr.nsrc.org
Tue Jan 31 18:40:40 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Tue 31 Jan, 2023

  IPv4 BGP Table (Global) as seen at RENU.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              934078
    Prefixes after maximum aggregation (per Origin AS):          347408
    Deaggregation factor:                                          2.69
    Unique aggregates announced (without unneeded subnets):      445069
    Number of IPv4 prefixes with a valid ROA:                    389270
    Number of IPv4 prefixes with an invalid ROA:                   1199
    Number of IPv4 prefixes with no ROA:                         543609
Total ASes present in the Internet Routing Table:                 74131
    Prefixes per ASN:                                             12.60
Origin-only ASes present in the Internet Routing Table:           63542
Origin ASes announcing only one prefix:                           25692
Transit ASes present in the Internet Routing Table:               10589
Transit-only ASes present in the Internet Routing Table:            444
Paths with bogon ASNs present in the IPv4 Routing Table:            128
Average AS path length visible in the Internet Routing Table:       5.7
    Max AS path length visible:                                     164
    Max AS path prepend of ASN ( 51156)                             160
Prefixes from unregistered ASNs in the Routing Table:              1001
    Number of instances of unregistered ASNs:                      1012
Number of 32-bit ASNs allocated by the RIRs:                      41157
Number of 32-bit ASNs visible in the Routing Table:               34114
Prefixes from 32-bit ASNs in the Routing Table:                  173674
Number of bogon 32-bit ASNs visible in the Routing Table:            78
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            536
Number of addresses announced to Internet:                   3063475200
    Equivalent to 182 /8s, 152 /16s and 236 /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:      322217

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

Prefixes being announced by APNIC Region ASes:                   236349
    Total APNIC prefixes after maximum aggregation:               68135
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          231411
    Unique aggregates announced from the APNIC address blocks:    97602
APNIC Region origin ASes present in the Internet Routing Table:   13226
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               3846
APNIC Region transit ASes present in the Internet Routing Table:   1771
Average APNIC Region AS path length visible:                        6.0
    Max APNIC Region AS path length visible:                         31
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8523
Number of APNIC addresses announced to Internet:              773285632
    Equivalent to 46 /8s, 23 /16s and 103 /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:                    269053
    Total ARIN prefixes after maximum aggregation:               121757
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           271129
    Unique aggregates announced from the ARIN address blocks:    129991
ARIN Region origin ASes present in the Internet Routing Table:    19082
    ARIN Prefixes per ASN:                                        14.21
ARIN Region origin ASes announcing only one prefix:                6994
ARIN Region transit ASes present in the Internet Routing Table:    1971
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4731
Number of ARIN addresses announced to Internet:              1286521344
    Equivalent to 76 /8s, 174 /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:                    267947
    Total RIPE prefixes after maximum aggregation:               122674
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           264235
    Unique aggregates announced from the RIPE address blocks:    155930
RIPE Region origin ASes present in the Internet Routing Table:    28256
    RIPE Prefixes per ASN:                                         9.35
RIPE Region origin ASes announcing only one prefix:               12011
RIPE Region transit ASes present in the Internet Routing Table:    4008
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                         164
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11011
Number of RIPE addresses announced to Internet:               718717696
    Equivalent to 42 /8s, 214 /16s and 195 /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:                  128350
    Total LACNIC prefixes after maximum aggregation:              28291
    LACNIC Deaggregation factor:                                   4.54
Prefixes being announced from the LACNIC address blocks:         127394
    Unique aggregates announced from the LACNIC address blocks:   49092
LACNIC Region origin ASes present in the Internet Routing Table:  11002
    LACNIC Prefixes per ASN:                                      11.58
LACNIC Region origin ASes announcing only one prefix:              2275
LACNIC Region transit ASes present in the Internet Routing Table:  2308
Average LACNIC Region AS path length visible:                       6.3
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8776
Number of LACNIC addresses announced to Internet:             176194560
    Equivalent to 10 /8s, 128 /16s and 132 /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:                  31378
    Total AfriNIC prefixes after maximum aggregation:              5793
    AfriNIC Deaggregation factor:                                  5.42
Prefixes being announced from the AfriNIC address blocks:         39373
    Unique aggregates announced from the AfriNIC address blocks:  12019
AfriNIC Region origin ASes present in the Internet Routing Table:  1732
    AfriNIC Prefixes per ASN:                                     22.73
AfriNIC Region origin ASes announcing only one prefix:              566
AfriNIC Region transit ASes present in the Internet Routing Table:  326
Average AfriNIC Region AS path length visible:                      5.2
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1073
Number of AfriNIC addresses announced to Internet:            108431104
    Equivalent to 6 /8s, 118 /16s and 135 /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        9439       8883      47  CHINAMOBILE-CN China Mobile Communicati
  7545        5885        787     704  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3634       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3459       1872      94  VNPT-AS-VN VNPT Corp, VN
  7713        3392       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        2722        499     240  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2362        848     440  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2285      11250     587  KIXS-AS-KR Korea Telecom, KR
 45090        2165       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2140        439     211  TATACOMM-AS TATA Communications formerl

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        7873      10715    2906  AMAZON-02, US
 11492        4531        300     601  CABLEONE, US
  7155        3895        265      33  VIASAT-SP-BACKBONE, US
 22773        3684       3049     318  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3500       1320      63  SHAW, CA
 16625        3445       1760    2500  AKAMAI-AS, US
   749        3023      50575    2290  DNIC-AS-00749, US
  7018        2591      24128    1573  ATT-INTERNET4, US
396982        2589       3496     365  GOOGLE-CLOUD-PLATFORM, US
 30036        2556        366     395  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        6980       1706     146  UNI2-AS, ES
  9121        6104       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4054       3399     175  AKAMAI-ASN1, NL
  8551        3894        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2884       2290     908  ROSTELECOM-AS, RU
 47331        2788        410    2095  TTNET, TR
  9009        2715        257    1379  M247, RO
 34984        2258        358     609  TELLCOM-AS, TR
  6849        2253        339      19  UKRTELNET, UA

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11080       3342     581  Uninet S.A. de C.V., MX
 10620        3474        507     856  Telmex Colombia S.A., CO
 11830        2261        369      64  Instituto Costarricense de Electricidad
 13999        2229        368     599  Mega Cable, S.A. de C.V., MX
 28573        1350       2328     256  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        1149        369      22  Telefonica del Peru S.A.A., PE
 11664        1102        181     461  Techtel LMDS Comunicaciones Interactiva
 26615        1017       2466      43  TIM SA, BR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1538        533      30  RAYA-AS, EG
 24863        1501        393      21  LINKdotNET-AS, EG
 36992        1347       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1008         67      47  ORANGE-COTE-IVOIRE, CI
 36935         884        520      42  Vodafone-, EG
 37457         838        325      49  Telkom-Internet, ZA
  6713         553       1861      34  IAM-AS, MA
 15399         522         53      42  WANANCHI-, KE
 36914         496         82       3  KENET-AS, KE

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11080       3342     581  Uninet S.A. de C.V., MX
  9808        9439       8883      47  CHINAMOBILE-CN China Mobile Communicati
 16509        7873      10715    2906  AMAZON-02, US
 12479        6980       1706     146  UNI2-AS, ES
  9121        6104       1692      17  TTNET, TR
  7545        5885        787     704  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4531        300     601  CABLEONE, US
 20940        4054       3399     175  AKAMAI-ASN1, NL
  7155        3895        265      33  VIASAT-SP-BACKBONE, US

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

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9439         9392  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6980         6834  UNI2-AS, ES
  9121        6104         6087  TTNET, TR
  7545        5885         5181  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7873         4967  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
 11492        4531         3930  CABLEONE, US
 20940        4054         3879  AKAMAI-ASN1, NL
  7155        3895         3862  VIASAT-SP-BACKBONE, US
  8551        3894         3857  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

Complete listing at https://bgp.nsrc.org/REN/RENU/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/RENU/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/RENU/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:     36944  UBUNTU-UNICAST-AS, MW
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.131.188.0/24      Origin:       174  COGENT-174, US
23.131.188.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
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/RENU/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:38      /11:101     /12:295     
/13:578     /14:1208    /15:2101    /16:13559   /17:8360    /18:14092   
/19:25213   /20:43899   /21:52933   /22:110948  /23:101583  /24:559141  
/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        6042        6980  UNI2-AS, ES
  9121        5284        6104  TTNET, TR
  8151        5091       11080  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3446        4531  CABLEONE, US
  8551        3366        3894  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3308        3500  SHAW, CA
  7155        2984        3895  VIASAT-SP-BACKBONE, US
 22773        2718        3684  ASN-CXA-ALL-CCI-22773-RDC, US
 47331        2408        2788  TTNET, TR

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

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

   1:1631      2:1230      3:168       4:7         5:4362      6:113    
   7:5         8:1555      9:1        11:172      12:1588     13:377    
  14:2346     15:290      16:79       17:365      18:392      20:247    
  21:4        22:188      23:6061     24:2557     25:4        27:2724   
  29:19       31:2531     32:106      34:9        35:106      36:1899   
  37:4640     38:4127     39:837      40:154      41:4381     42:1046   
  43:2344     44:305      45:17574    46:4230     47:380      49:1737   
  50:1848     51:381      52:1553     54:395      55:857      56:8      
  57:88       58:1744     59:1109     60:1000     61:2467     62:2707   
  63:1942     64:5690     65:2332     66:4994     67:3077     68:1377   
  69:4169     70:1253     71:667      72:3042     74:2616     75:1465   
  76:598      77:2500     78:4004     79:3174     80:2090     81:1879   
  82:1487     83:1249     84:1502     85:3798     86:750      87:2043   
  88:2922     89:3587     90:595      91:7748     92:2009     93:2606   
  94:3564     95:4888     96:1327     97:346      98:1164     99:740    
 100:75      101:1300    102:2815    103:31012   104:4616    105:898    
 106:831     107:2522    108:925     109:4399    110:2075    111:3291   
 112:2043    113:1514    114:1621    115:2086    116:1883    117:2564   
 118:2290    119:1909    120:1740    121:1064    122:2613    123:2181   
 124:1556    125:2286    128:1330    129:1062    130:994     131:2171   
 132:854     133:406     134:1913    135:340     136:867     137:941    
 138:2868    139:1547    140:1171    141:1472    142:1426    143:1573   
 144:1203    145:352     146:1891    147:1565    148:2299    149:1896   
 150:876     151:1142    152:1954    153:562     154:3980    155:1410   
 156:1673    157:1300    158:1017    159:2263    160:2626    161:1468   
 162:3548    163:1497    164:1644    165:1710    166:834     167:1753   
 168:4133    169:943     170:5009    171:881     172:3526    173:2982   
 174:1024    175:1182    176:3730    177:6007    178:3573    179:2585   
 180:2377    181:3440    182:3244    183:1917    184:2344    185:20141  
 186:5150    187:4546    188:4187    189:3961    190:9223    191:1815   
 192:10995   193:8840    194:7290    195:5199    196:3126    197:2740   
 198:5969    199:6125    200:8026    201:6091    202:10434   203:10185  
 204:4600    205:3518    206:3913    207:3410    208:4101    209:4834   
 210:4241    211:2404    212:4144    213:3587    214:1096    215:56     
 216:6666    217:2738    218:1272    219:406     220:1774    221:971    
 222:665     223:2056   

End of report


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