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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Sep 21 18:41:00 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Thu 21 Sep, 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:                              945466
    Prefixes after maximum aggregation (per Origin AS):          352755
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      452665
    Number of IPv4 prefixes with a valid ROA:                    432565
    Number of IPv4 prefixes with an invalid ROA:                   1553
    Number of IPv4 prefixes with no ROA:                         511348
Total ASes present in the Internet Routing Table:                 74827
    Prefixes per ASN:                                             12.64
Origin-only ASes present in the Internet Routing Table:           64509
Origin ASes announcing only one prefix:                           25921
Transit ASes present in the Internet Routing Table:               10318
Transit-only ASes present in the Internet Routing Table:            461
Paths with bogon ASNs present in the IPv4 Routing Table:            106
Average AS path length visible in the Internet Routing Table:       7.8
    Max AS path length visible:                                      59
    Max AS path prepend of ASN ( 37037)                              51
Prefixes from unregistered ASNs in the Routing Table:              1041
    Number of instances of unregistered ASNs:                      1043
Number of 32-bit ASNs allocated by the RIRs:                      42652
Number of 32-bit ASNs visible in the Routing Table:               35115
Prefixes from 32-bit ASNs in the Routing Table:                  180514
Number of bogon 32-bit ASNs visible in the Routing Table:            43
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            555
Number of addresses announced to Internet:                   3054205952
    Equivalent to 182 /8s, 11 /16s and 124 /24s
    Percentage of available address space announced:               82.5
    Percentage of allocated address space announced:               82.5
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.5
Total number of prefixes smaller than registry allocations:      318777

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

Prefixes being announced by APNIC Region ASes:                   243725
    Total APNIC prefixes after maximum aggregation:               70190
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          237327
    Unique aggregates announced from the APNIC address blocks:    98659
APNIC Region origin ASes present in the Internet Routing Table:   13601
    APNIC Prefixes per ASN:                                       17.45
APNIC Region origin ASes announcing only one prefix:               4033
APNIC Region transit ASes present in the Internet Routing Table:   1811
Average APNIC Region AS path length visible:                        7.9
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8966
Number of APNIC addresses announced to Internet:              772282368
    Equivalent to 46 /8s, 8 /16s and 24 /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:                    276999
    Total ARIN prefixes after maximum aggregation:               123713
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           280380
    Unique aggregates announced from the ARIN address blocks:    131690
ARIN Region origin ASes present in the Internet Routing Table:    19090
    ARIN Prefixes per ASN:                                        14.69
ARIN Region origin ASes announcing only one prefix:                6946
ARIN Region transit ASes present in the Internet Routing Table:    1879
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:    4823
Number of ARIN addresses announced to Internet:              1278622720
    Equivalent to 76 /8s, 54 /16s and 60 /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:                    264728
    Total RIPE prefixes after maximum aggregation:               123621
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           260112
    Unique aggregates announced from the RIPE address blocks:    159948
RIPE Region origin ASes present in the Internet Routing Table:    28440
    RIPE Prefixes per ASN:                                         9.15
RIPE Region origin ASes announcing only one prefix:               12039
RIPE Region transit ASes present in the Internet Routing Table:    3812
Average RIPE Region AS path length visible:                         7.7
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11350
Number of RIPE addresses announced to Internet:               716862464
    Equivalent to 42 /8s, 186 /16s and 116 /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:                  126700
    Total LACNIC prefixes after maximum aggregation:              28516
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         125542
    Unique aggregates announced from the LACNIC address blocks:   49233
LACNIC Region origin ASes present in the Internet Routing Table:  11032
    LACNIC Prefixes per ASN:                                      11.38
LACNIC Region origin ASes announcing only one prefix:              2317
LACNIC Region transit ASes present in the Internet Routing Table:  2314
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:  8844
Number of LACNIC addresses announced to Internet:             178262784
    Equivalent to 10 /8s, 160 /16s and 19 /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:                  32273
    Total AfriNIC prefixes after maximum aggregation:              5985
    AfriNIC Deaggregation factor:                                  5.39
Prefixes being announced from the AfriNIC address blocks:         41550
    Unique aggregates announced from the AfriNIC address blocks:  12673
AfriNIC Region origin ASes present in the Internet Routing Table:  1793
    AfriNIC Prefixes per ASN:                                     23.17
AfriNIC Region origin ASes announcing only one prefix:              586
AfriNIC Region transit ASes present in the Internet Routing Table:  335
Average AfriNIC Region AS path length visible:                      6.6
    Max AfriNIC Region AS path length visible:                       54
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1132
Number of AfriNIC addresses announced to Internet:            107735296
    Equivalent to 6 /8s, 107 /16s and 233 /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        9482       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5725        785     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4282        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3743       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3566       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3406       1824      97  VNPT-AS-VN VNPT Corp, VN
  9498        3155        498     253  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2517        850     382  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2290      11269     604  KIXS-AS-KR Korea Telecom, KR
  4755        2150        442     200  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        9106      10999    3251  AMAZON-02, US
 11492        4531        301     669  CABLEONE, US
  7155        4180        289     101  VIASAT-SP-BACKBONE, US
   174        3909       6655     609  COGENT-174, US
  6327        3542       1319      66  SHAW, CA
 22773        3542       3055     304  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3151      54959    2403  DNIC-AS-00749, US
   367        3019       3844    1449  DNIC-ASBLK-00306-00371, US
 16625        2952       1405    2256  AKAMAI-AS, US
396982        2698       3597     392  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        7392       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4025       3398     151  AKAMAI-ASN1, NL
  8551        3457        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2908       2298     917  ROSTELECOM-AS, RU
  9009        2738        255    1397  M247, RO
 34984        2332        362     592  TELLCOM-AS, TR
 58224        1747        928     513  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1476       1852      16  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       11839       3368     600  UNINET, MX
 10620        3542        506     852  Telmex Colombia S.A., CO
 13999        2402        334     623  Mega Cable, S.A. de C.V., MX
 11830        2002        369      64  Instituto Costarricense de Electricidad
 28573        1326       2324     232  Claro NXT Telecomunicacoes Ltda, BR
  3816        1296        764     192  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1293        344     507  Axtel, S.A.B. de C.V., MX
 11664        1117        181     427  Techtel LMDS Comunicaciones Interactiva
  6147        1113        369      22  Telefonica del Peru S.A.A., PE
 28202        1090         52       9  Rede Brasileira de Comunicacao 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
 24863        1607        393      19  LINKdotNET-AS, EG
 24835        1549        549      28  RAYA-AS, EG
 36992        1360       1518     280  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1046         67      45  ORANGE-COTE-IVOIRE, CI
 36935         937        521      44  Vodafone-, EG
 37457         812        319      45  Telkom-Internet, ZA
  6713         550       1861      34  IAM-AS, MA
 15399         535         54      46  WANANCHI-, KE
 36914         519         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       11839       3368     600  UNINET, MX
  9808        9482       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9106      10999    3251  AMAZON-02, US
 12479        7392       1713     145  UNI2-AS, ES
  7545        5725        785     690  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4531        301     669  CABLEONE, US
 18403        4282        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4180        289     101  VIASAT-SP-BACKBONE, US
 20940        4025       3398     151  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        9482         9441  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7392         7247  UNI2-AS, ES
 16509        9106         5855  AMAZON-02, US
  7545        5725         5035  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4282         4257  FPT-AS-AP FPT Telecom Company, VN
  7155        4180         4079  VIASAT-SP-BACKBONE, US
 20940        4025         3874  AKAMAI-ASN1, NL
 11492        4531         3862  CABLEONE, US
  7552        3743         3723  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
23.176.160.0/24      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
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin

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      /10:38      /11:101     /12:297     
/13:576     /14:1206    /15:2126    /16:13557   /17:8326    /18:14031   
/19:25245   /20:44165   /21:52221   /22:111384  /23:102721  /24:569442  
/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        6479        7392  UNI2-AS, ES
  8151        5867       11839  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3443        4531  CABLEONE, US
  6327        3352        3542  SHAW, CA
  7155        3126        4180  VIASAT-SP-BACKBONE, US
  8551        2925        3457  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2591        3542  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2154        2496  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2106        3542  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)
----------------------------------------------

   1:2193      2:1421      3:264       4:5         5:4585      6:135    
   7:6         8:1528      9:1        11:172      12:1513     13:373    
  14:2323     15:303      16:197      17:369      18:648      20:293    
  21:4        22:188      23:6404     24:2903     25:2        27:2653   
  29:19       31:2555     32:81       34:26       35:116      36:1995   
  37:4540     38:6407     39:872      40:146      41:4493     42:2074   
  43:2318     44:323      45:17301    46:4343     47:370      49:1827   
  50:1906     51:598      52:1597     54:394      55:964      56:5      
  57:131      58:1868     59:1119     60:1002     61:2600     62:2782   
  63:1924     64:5827     65:2372     66:5050     67:3069     68:1350   
  69:4177     70:1356     71:672      72:3013     74:2635     75:1594   
  76:619      77:2418     78:1839     79:2991     80:2131     81:1869   
  82:1494     83:1310     84:1550     85:3109     86:765      87:2103   
  88:1218     89:3913     90:622      91:7928     92:2068     93:2631   
  94:3563     95:4041     96:1294     97:314      98:1099     99:735    
 100:90      101:1316    102:3197    103:32174   104:4743    105:729    
 106:892     107:2686    108:1142    109:4260    110:2126    111:3144   
 112:2068    113:1758    114:1672    115:2068    116:1906    117:2520   
 118:2694    119:1965    120:1777    121:1138    122:2625    123:2170   
 124:1561    125:2505    128:1493    129:994     130:1074    131:2075   
 132:877     133:408     134:1786    135:349     136:978     137:983    
 138:2800    139:1568    140:1162    141:1325    142:1518    143:1593   
 144:1008    145:351     146:1962    147:1605    148:2484    149:2316   
 150:889     151:1232    152:1992    153:594     154:5383    155:1394   
 156:1963    157:1351    158:1088    159:2250    160:2686    161:1593   
 162:3547    163:1629    164:1742    165:1900    166:1063    167:1755   
 168:3926    169:901     170:4897    171:925     172:3751    173:2996   
 174:990     175:1205    176:3830    177:5330    178:3546    179:2420   
 180:2473    181:3554    182:3322    183:1980    184:2280    185:20806  
 186:5012    187:4568    188:4273    189:4151    190:9313    191:1836   
 192:11001   193:8999    194:7362    195:5297    196:3282    197:2763   
 198:5972    199:6144    200:8103    201:6136    202:10415   203:10152  
 204:4575    205:3701    206:4408    207:3488    208:4182    209:4960   
 210:4301    211:2453    212:4308    213:3439    214:1114    215:57     
 216:6780    217:2875    218:1285    219:411     220:1792    221:984    
 222:666     223:2148   

End of report


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