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

REN Routing Table Report cscora at bgp.nsrc.org
Tue Oct 24 18:41:24 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Tue 24 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:                              948314
    Prefixes after maximum aggregation (per Origin AS):          354580
    Deaggregation factor:                                          2.67
    Unique aggregates announced (without unneeded subnets):      453533
    Number of IPv4 prefixes with a valid ROA:                    437523
    Number of IPv4 prefixes with an invalid ROA:                   1587
    Number of IPv4 prefixes with no ROA:                         509204
Total ASes present in the Internet Routing Table:                 74942
    Prefixes per ASN:                                             12.65
Origin-only ASes present in the Internet Routing Table:           64578
Origin ASes announcing only one prefix:                           26020
Transit ASes present in the Internet Routing Table:               10364
Transit-only ASes present in the Internet Routing Table:            456
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:              1057
    Number of instances of unregistered ASNs:                      1060
Number of 32-bit ASNs allocated by the RIRs:                      42907
Number of 32-bit ASNs visible in the Routing Table:               35260
Prefixes from 32-bit ASNs in the Routing Table:                  181379
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:            530
Number of addresses announced to Internet:                   3051785728
    Equivalent to 181 /8s, 230 /16s and 142 /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:      319298

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

Prefixes being announced by APNIC Region ASes:                   245129
    Total APNIC prefixes after maximum aggregation:               70585
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          238417
    Unique aggregates announced from the APNIC address blocks:    98996
APNIC Region origin ASes present in the Internet Routing Table:   13677
    APNIC Prefixes per ASN:                                       17.43
APNIC Region origin ASes announcing only one prefix:               4103
APNIC Region transit ASes present in the Internet Routing Table:   1808
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:   9036
Number of APNIC addresses announced to Internet:              771508992
    Equivalent to 45 /8s, 252 /16s and 75 /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:                    277503
    Total ARIN prefixes after maximum aggregation:               124517
    ARIN Deaggregation factor:                                     2.23
Prefixes being announced from the ARIN address blocks:           281411
    Unique aggregates announced from the ARIN address blocks:    131980
ARIN Region origin ASes present in the Internet Routing Table:    19082
    ARIN Prefixes per ASN:                                        14.75
ARIN Region origin ASes announcing only one prefix:                6959
ARIN Region transit ASes present in the Internet Routing Table:    1888
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:    4824
Number of ARIN addresses announced to Internet:              1277326592
    Equivalent to 76 /8s, 34 /16s and 117 /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:                    265027
    Total RIPE prefixes after maximum aggregation:               124220
    RIPE Deaggregation factor:                                     2.13
Prefixes being announced from the RIPE address blocks:           260264
    Unique aggregates announced from the RIPE address blocks:    160481
RIPE Region origin ASes present in the Internet Routing Table:    28473
    RIPE Prefixes per ASN:                                         9.14
RIPE Region origin ASes announcing only one prefix:               12068
RIPE Region transit ASes present in the Internet Routing Table:    3828
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:   11395
Number of RIPE addresses announced to Internet:               716527360
    Equivalent to 42 /8s, 181 /16s and 87 /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:                  127095
    Total LACNIC prefixes after maximum aggregation:              28525
    LACNIC Deaggregation factor:                                   4.46
Prefixes being announced from the LACNIC address blocks:         125908
    Unique aggregates announced from the LACNIC address blocks:   49178
LACNIC Region origin ASes present in the Internet Routing Table:  11045
    LACNIC Prefixes per ASN:                                      11.40
LACNIC Region origin ASes announcing only one prefix:              2299
LACNIC Region transit ASes present in the Internet Routing Table:  2326
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:  8865
Number of LACNIC addresses announced to Internet:             178395648
    Equivalent to 10 /8s, 162 /16s and 26 /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:                  32503
    Total AfriNIC prefixes after maximum aggregation:              5992
    AfriNIC Deaggregation factor:                                  5.42
Prefixes being announced from the AfriNIC address blocks:         41784
    Unique aggregates announced from the AfriNIC address blocks:  12460
AfriNIC Region origin ASes present in the Internet Routing Table:  1801
    AfriNIC Prefixes per ASN:                                     23.20
AfriNIC Region origin ASes announcing only one prefix:              591
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: 1140
Number of AfriNIC addresses announced to Internet:            107586304
    Equivalent to 6 /8s, 105 /16s and 163 /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        9497       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5714        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4220        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3807       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3567       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3329       1840      99  VNPT-AS-VN VNPT Corp, VN
  9498        3219        493     242  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2553        849     378  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2286      11269     604  KIXS-AS-KR Korea Telecom, KR
  4755        2184        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        9158      11005    3293  AMAZON-02, US
 11492        4538        301     673  CABLEONE, US
  7155        4171        288      99  VIASAT-SP-BACKBONE, US
   174        3880       6659     629  COGENT-174, US
  6327        3547       1320      67  SHAW, CA
 22773        3528       3056     306  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3160      54956    2412  DNIC-AS-00749, US
   367        3084       3852    1437  DNIC-ASBLK-00306-00371, US
 16625        3047       1406    2316  AKAMAI-AS, US
396982        2704       3598     397  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        7423       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4083       3397     146  AKAMAI-ASN1, NL
  8551        3449        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3111        277    1527  M247, RO
 12389        2893       2297     914  ROSTELECOM-AS, RU
 34984        2331        362     591  TELLCOM-AS, TR
 58224        1684        916     545  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1522       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       11901       3373     610  UNINET, MX
 10620        3542        504     858  Telmex Colombia S.A., CO
 13999        2426        333     630  Mega Cable, S.A. de C.V., MX
 11830        1903        363      20  Instituto Costarricense de Electricidad
 28573        1331       2322     236  Claro NXT Telecomunicacoes Ltda, BR
  3816        1298        770     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1250        342     505  Axtel, S.A.B. de C.V., MX
  6147        1110        369      22  Telefonica del Peru S.A.A., PE
 28202        1099         52       9  Rede Brasileira de Comunicacao SA, BR
 11664        1058        168     427  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        1541        549      28  RAYA-AS, EG
 36992        1357       1518     279  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1048         67      46  ORANGE-COTE-IVOIRE, CI
 36935         919        520      36  Vodafone-, EG
 37457         810        319      45  Telkom-Internet, ZA
  6713         551       1861      34  IAM-AS, MA
 36914         539         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       11901       3373     610  UNINET, MX
  9808        9497       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        9158      11005    3293  AMAZON-02, US
 12479        7423       1713     145  UNI2-AS, ES
  7545        5714        785     695  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4538        301     673  CABLEONE, US
 18403        4220        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4171        288      99  VIASAT-SP-BACKBONE, US
 20940        4083       3397     146  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        9497         9457  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7423         7278  UNI2-AS, ES
 16509        9158         5865  AMAZON-02, US
  7545        5714         5019  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4220         4195  FPT-AS-AP FPT Telecom Company, VN
  7155        4171         4072  VIASAT-SP-BACKBONE, US
 20940        4083         3937  AKAMAI-ASN1, NL
 11492        4538         3865  CABLEONE, US
  7552        3807         3787  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
23.164.56.0/24       Origin:    216360  CIVILIZED-RIPE, US
23.164.56.0/24      Transit:     32097  WII, US
23.164.72.0/24       Origin:     49195  SSAC, CN
23.164.72.0/24      Transit:     20473  AS-CHOOPA, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, 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     
/13:579     /14:1204    /15:2119    /16:13552   /17:8375    /18:14010   
/19:25156   /20:44127   /21:52190   /22:111460  /23:103044  /24:572032  
/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        6510        7423  UNI2-AS, ES
  8151        5932       11901  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3451        4538  CABLEONE, US
  6327        3356        3547  SHAW, CA
  7155        3117        4171  VIASAT-SP-BACKBONE, US
  8551        2926        3449  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2582        3528  ASN-CXA-ALL-CCI-22773-RDC, US
 10620        2116        3542  Telmex Colombia S.A., CO
 30036        1992        2315  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   1:2205      2:1436      3:270       4:7         5:4469      6:153    
   7:6         8:1524      9:1        11:172      12:1504     13:361    
  14:2305     15:306      16:201      17:362      18:662      20:326    
  21:4        22:188      23:6485     24:2929     25:2        27:2652   
  29:19       31:2581     32:79       34:27       35:117      36:1999   
  37:4508     38:6527     39:867      40:146      41:4482     42:2043   
  43:2317     44:329      45:17402    46:4390     47:371      49:1868   
  50:1880     51:578      52:1590     54:395      55:960      56:5      
  57:137      58:1874     59:1116     60:1009     61:2608     62:2781   
  63:1917     64:5816     65:2373     66:5095     67:3086     68:1357   
  69:4154     70:1350     71:648      72:3014     74:2651     75:1600   
  76:631      77:2425     78:1838     79:3010     80:2139     81:1859   
  82:1533     83:1317     84:1565     85:3100     86:766      87:2103   
  88:1253     89:3980     90:624      91:7993     92:2074     93:2652   
  94:3613     95:4016     96:1303     97:315      98:1099     99:734    
 100:92      101:1383    102:3262    103:32407   104:4808    105:715    
 106:913     107:2729    108:1153    109:4283    110:2136    111:3129   
 112:2061    113:1762    114:1704    115:2068    116:1947    117:2509   
 118:2702    119:1976    120:1785    121:1181    122:2632    123:2196   
 124:1570    125:2575    128:1476    129:992     130:1071    131:2079   
 132:878     133:408     134:1774    135:342     136:913     137:993    
 138:2851    139:1583    140:1322    141:1333    142:1519    143:1582   
 144:1001    145:349     146:1983    147:1620    148:2468    149:2406   
 150:886     151:1231    152:1983    153:594     154:5419    155:1408   
 156:2041    157:1358    158:1061    159:2200    160:2693    161:1600   
 162:3530    163:1640    164:1757    165:1902    166:1049    167:1767   
 168:4046    169:814     170:4852    171:957     172:3814    173:2959   
 174:986     175:1209    176:3686    177:5471    178:3561    179:2423   
 180:2505    181:3603    182:3384    183:1969    184:2268    185:20835  
 186:5038    187:4597    188:4213    189:4197    190:9222    191:1874   
 192:11013   193:9009    194:7382    195:5311    196:3305    197:2825   
 198:5996    199:6363    200:8212    201:6308    202:10461   203:10162  
 204:4566    205:3696    206:4419    207:3492    208:4147    209:4953   
 210:4304    211:2461    212:4306    213:3434    214:1111    215:71     
 216:6800    217:2867    218:1289    219:408     220:1795    221:991    
 222:668     223:2146   

End of report


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