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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Oct 31 18:41:15 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Tue 31 Oct, 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:                              949039
    Prefixes after maximum aggregation (per Origin AS):          354912
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      453606
    Number of IPv4 prefixes with a valid ROA:                    437569
    Number of IPv4 prefixes with an invalid ROA:                   1543
    Number of IPv4 prefixes with no ROA:                         509927
Total ASes present in the Internet Routing Table:                 74939
    Prefixes per ASN:                                             12.66
Origin-only ASes present in the Internet Routing Table:           64561
Origin ASes announcing only one prefix:                           26010
Transit ASes present in the Internet Routing Table:               10378
Transit-only ASes present in the Internet Routing Table:            452
Paths with bogon ASNs present in the IPv4 Routing Table:             94
Average AS path length visible in the Internet Routing Table:       7.8
    Max AS path length visible:                                      59
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1054
    Number of instances of unregistered ASNs:                      1056
Number of 32-bit ASNs allocated by the RIRs:                      42955
Number of 32-bit ASNs visible in the Routing Table:               35273
Prefixes from 32-bit ASNs in the Routing Table:                  181690
Number of bogon 32-bit ASNs visible in the Routing Table:            24
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            516
Number of addresses announced to Internet:                   3050518272
    Equivalent to 181 /8s, 211 /16s and 55 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    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:      319473

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

Prefixes being announced by APNIC Region ASes:                   245216
    Total APNIC prefixes after maximum aggregation:               70685
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          238500
    Unique aggregates announced from the APNIC address blocks:    98681
APNIC Region origin ASes present in the Internet Routing Table:   13649
    APNIC Prefixes per ASN:                                       17.47
APNIC Region origin ASes announcing only one prefix:               4096
APNIC Region transit ASes present in the Internet Routing Table:   1817
Average APNIC Region AS path length visible:                        8.0
    Max APNIC Region AS path length visible:                         36
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9022
Number of APNIC addresses announced to Internet:              771526656
    Equivalent to 45 /8s, 252 /16s and 144 /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, 131072-153913
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:                    277358
    Total ARIN prefixes after maximum aggregation:               124321
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           281877
    Unique aggregates announced from the ARIN address blocks:    132296
ARIN Region origin ASes present in the Internet Routing Table:    19095
    ARIN Prefixes per ASN:                                        14.76
ARIN Region origin ASes announcing only one prefix:                6971
ARIN Region transit ASes present in the Internet Routing Table:    1885
Average ARIN Region AS path length visible:                         7.6
    Max ARIN Region AS path length visible:                          29
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4830
Number of ARIN addresses announced to Internet:              1277334016
    Equivalent to 76 /8s, 34 /16s and 146 /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:                    265400
    Total RIPE prefixes after maximum aggregation:               124559
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:           259937
    Unique aggregates announced from the RIPE address blocks:    160516
RIPE Region origin ASes present in the Internet Routing Table:    28480
    RIPE Prefixes per ASN:                                         9.13
RIPE Region origin ASes announcing only one prefix:               12067
RIPE Region transit ASes present in the Internet Routing Table:    3831
Average RIPE Region AS path length visible:                         7.8
    Max RIPE Region AS path length visible:                          32
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11404
Number of RIPE addresses announced to Internet:               715311872
    Equivalent to 42 /8s, 162 /16s and 203 /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
                       196608-216475
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:                  127413
    Total LACNIC prefixes after maximum aggregation:              28581
    LACNIC Deaggregation factor:                                   4.46
Prefixes being announced from the LACNIC address blocks:         126204
    Unique aggregates announced from the LACNIC address blocks:   49231
LACNIC Region origin ASes present in the Internet Routing Table:  11052
    LACNIC Prefixes per ASN:                                      11.42
LACNIC Region origin ASes announcing only one prefix:              2283
LACNIC Region transit ASes present in the Internet Routing Table:  2343
Average LACNIC Region AS path length visible:                       8.5
    Max LACNIC Region AS path length visible:                        59
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8875
Number of LACNIC addresses announced to Internet:             178370304
    Equivalent to 10 /8s, 161 /16s and 183 /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:                  32598
    Total AfriNIC prefixes after maximum aggregation:              6028
    AfriNIC Deaggregation factor:                                  5.41
Prefixes being announced from the AfriNIC address blocks:         42005
    Unique aggregates announced from the AfriNIC address blocks:  12453
AfriNIC Region origin ASes present in the Internet Routing Table:  1804
    AfriNIC Prefixes per ASN:                                     23.28
AfriNIC Region origin ASes announcing only one prefix:              593
AfriNIC Region transit ASes present in the Internet Routing Table:  341
Average AfriNIC Region AS path length visible:                      6.6
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1142
Number of AfriNIC addresses announced to Internet:            107554048
    Equivalent to 6 /8s, 105 /16s and 37 /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        9526       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5715        785     694  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4246        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3802       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3574       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3326       1840      99  VNPT-AS-VN VNPT Corp, VN
  9498        3233        491     241  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2562        849     379  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2286      11269     604  KIXS-AS-KR Korea Telecom, KR
  4755        2185        442     199  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        9129      11012    3324  AMAZON-02, US
 11492        4540        301     673  CABLEONE, US
  7155        4172        288      99  VIASAT-SP-BACKBONE, US
   174        3884       6659     629  COGENT-174, US
  6327        3555       1320      67  SHAW, CA
 22773        3516       3055     300  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3159      54942    2411  DNIC-AS-00749, US
   367        3085       3869    1443  DNIC-ASBLK-00306-00371, US
 16625        3081       1412    2326  AKAMAI-AS, US
396982        2708       3598     399  GOOGLE-CLOUD-PLATFORM, 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        7410       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4034       3397     140  AKAMAI-ASN1, NL
  8551        3445        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3380        294    1599  M247, RO
 12389        2897       2297     916  ROSTELECOM-AS, RU
 34984        2324        361     592  TELLCOM-AS, TR
 58224        1663        913     569  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1501       1852      14  TE-AS TE-AS, EG

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       11936       3373     612  UNINET, MX
 10620        3493        493     918  Telmex Colombia S.A., CO
 13999        2413        329     630  Mega Cable, S.A. de C.V., MX
 11830        2005        369      64  Instituto Costarricense de Electricidad
 28573        1331       2322     236  Claro NXT Telecomunicacoes Ltda, BR
  3816        1299        770     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1250        342     505  Axtel, S.A.B. de C.V., MX
  6147        1106        369      22  Telefonica del Peru S.A.A., PE
 28202        1099         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1058        168     430  Techtel LMDS Comunicaciones Interactiva

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
 24863        1606        393      19  LINKdotNET-AS, EG
 24835        1549        549      28  RAYA-AS, EG
 36992        1349       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1046         67      53  ORANGE-COTE-IVOIRE, CI
 36935         938        521      44  Vodafone-, EG
 37457         816        319      45  Telkom-Internet, ZA
  6713         552       1861      34  IAM-AS, MA
 36914         537         82       3  KENET-AS, KE
 15399         536         55      48  WANANCHI-, 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       11936       3373     612  UNINET, MX
  9808        9526       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        9129      11012    3324  AMAZON-02, US
 12479        7410       1713     145  UNI2-AS, ES
  7545        5715        785     694  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4540        301     673  CABLEONE, US
 18403        4246        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4172        288      99  VIASAT-SP-BACKBONE, US
 20940        4034       3397     140  AKAMAI-ASN1, NL

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        9526         9486  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7410         7265  UNI2-AS, ES
 16509        9129         5805  AMAZON-02, US
  7545        5715         5021  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4246         4221  FPT-AS-AP FPT Telecom Company, VN
  7155        4172         4073  VIASAT-SP-BACKBONE, US
 20940        4034         3894  AKAMAI-ASN1, NL
 11492        4540         3867  CABLEONE, US
  7552        3802         3782  VIETEL-AS-AP Viettel Group, VN

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
     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
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     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/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
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.164.152.0/24      Origin:    210912  Twistic Limited, GB
23.164.152.0/24     Transit:     52041  SCALEBLADE, GB
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US

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       /9:14      /10:37      /11:100     /12:299     
/13:580     /14:1204    /15:2120    /16:13536   /17:8382    /18:14007   
/19:25184   /20:44079   /21:52210   /22:111460  /23:103116  /24:572695  
/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        6499        7410  UNI2-AS, ES
  8151        5963       11936  UNINET, MX
 11492        3453        4540  CABLEONE, US
  6327        3364        3555  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3118        4172  VIASAT-SP-BACKBONE, US
  8551        2922        3445  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2571        3516  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2146        2491  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2110        3493  Telmex Colombia S.A., CO

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

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

   1:2214      2:1436      3:268       4:7         5:4482      6:159    
   7:6         8:1527      9:1        11:172      12:1506     13:353    
  14:2269     15:304      16:202      17:365      18:663      20:331    
  21:4        22:188      23:6490     24:2927     25:2        27:2652   
  29:19       31:2582     32:77       34:28       35:117      36:2011   
  37:4492     38:6553     39:866      40:150      41:4482     42:2064   
  43:2321     44:327      45:17407    46:4389     47:372      49:1877   
  50:1893     51:577      52:1590     54:394      55:954      56:5      
  57:138      58:1890     59:1117     60:1012     61:2615     62:2778   
  63:1914     64:5676     65:2374     66:5070     67:3083     68:1337   
  69:4159     70:1350     71:633      72:3013     74:2659     75:1598   
  76:636      77:2449     78:1840     79:3011     80:2135     81:1863   
  82:1536     83:1327     84:1608     85:3046     86:766      87:2036   
  88:1277     89:3981     90:626      91:7992     92:2077     93:2638   
  94:3618     95:4013     96:1302     97:315      98:1101     99:734    
 100:91      101:1385    102:3263    103:32299   104:4803    105:732    
 106:978     107:2796    108:1153    109:4278    110:2118    111:3137   
 112:2065    113:1761    114:1695    115:2071    116:1958    117:2551   
 118:2701    119:1975    120:1753    121:1202    122:2640    123:2197   
 124:1572    125:2588    128:1478    129:989     130:1074    131:2061   
 132:874     133:408     134:1710    135:341     136:915     137:995    
 138:2867    139:1570    140:1325    141:1334    142:1554    143:1567   
 144:1000    145:347     146:1976    147:1628    148:2475    149:2427   
 150:893     151:1242    152:1982    153:606     154:5542    155:1417   
 156:2072    157:1365    158:1061    159:2198    160:2686    161:1601   
 162:3529    163:1629    164:1758    165:1903    166:1063    167:1760   
 168:4024    169:807     170:4879    171:959     172:3877    173:3029   
 174:984     175:1210    176:3686    177:5456    178:3546    179:2406   
 180:2526    181:3613    182:3387    183:1969    184:2267    185:20851  
 186:5051    187:4611    188:4177    189:4235    190:9419    191:1857   
 192:10993   193:9003    194:7370    195:5315    196:3370    197:2836   
 198:5999    199:6433    200:8224    201:6305    202:10472   203:10177  
 204:4567    205:3713    206:4442    207:3494    208:4150    209:4938   
 210:4308    211:2462    212:4288    213:3431    214:1119    215:71     
 216:6792    217:2865    218:1296    219:409     220:1794    221:999    
 222:676     223:2156   

End of report


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