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

REN Routing Table Report cscora at bgp.nsrc.org
Mon Aug 21 21:39:25 UTC 2023


IPv4 R&E Routing Table Report   21:35 GMT Mon 21 Aug, 2023

  IPv4 BGP Table (Global) as seen at USP.

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

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

BGP routing table entries examined:                              926269
    Prefixes after maximum aggregation (per Origin AS):          351547
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      452518
    Number of IPv4 prefixes with a valid ROA:                    418062
    Number of IPv4 prefixes with an invalid ROA:                   2249
    Number of IPv4 prefixes with no ROA:                         505958
Total ASes present in the Internet Routing Table:                 74772
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           64256
Origin ASes announcing only one prefix:                           26326
Transit ASes present in the Internet Routing Table:               10516
Transit-only ASes present in the Internet Routing Table:            457
Paths with bogon ASNs present in the IPv4 Routing Table:            702
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                     103
    Max AS path prepend of ASN (211389)                             100
Prefixes from unregistered ASNs in the Routing Table:              1323
    Number of instances of unregistered ASNs:                      1344
Number of 32-bit ASNs allocated by the RIRs:                      42488
Number of 32-bit ASNs visible in the Routing Table:               34979
Prefixes from 32-bit ASNs in the Routing Table:                  174333
Number of bogon 32-bit ASNs visible in the Routing Table:            96
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            531
Number of addresses announced to Internet:                   3053293824
    Equivalent to 181 /8s, 253 /16s and 145 /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:               99.6
Total number of prefixes smaller than registry allocations:      308660

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

Prefixes being announced by APNIC Region ASes:                   244371
    Total APNIC prefixes after maximum aggregation:               69737
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          238324
    Unique aggregates announced from the APNIC address blocks:    98923
APNIC Region origin ASes present in the Internet Routing Table:   13569
    APNIC Prefixes per ASN:                                       17.56
APNIC Region origin ASes announcing only one prefix:               4018
APNIC Region transit ASes present in the Internet Routing Table:   1819
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         27
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8914
Number of APNIC addresses announced to Internet:              773032448
    Equivalent to 46 /8s, 19 /16s and 138 /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:                    271890
    Total ARIN prefixes after maximum aggregation:               123796
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           273974
    Unique aggregates announced from the ARIN address blocks:    130848
ARIN Region origin ASes present in the Internet Routing Table:    19088
    ARIN Prefixes per ASN:                                        14.35
ARIN Region origin ASes announcing only one prefix:                6959
ARIN Region transit ASes present in the Internet Routing Table:    1935
Average ARIN Region AS path length visible:                         5.1
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4817
Number of ARIN addresses announced to Internet:              1277329152
    Equivalent to 76 /8s, 34 /16s and 127 /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:                    260410
    Total RIPE prefixes after maximum aggregation:               122663
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           257340
    Unique aggregates announced from the RIPE address blocks:    160077
RIPE Region origin ASes present in the Internet Routing Table:    28408
    RIPE Prefixes per ASN:                                         9.06
RIPE Region origin ASes announcing only one prefix:               12040
RIPE Region transit ASes present in the Internet Routing Table:    3901
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                         103
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11297
Number of RIPE addresses announced to Internet:               716355584
    Equivalent to 42 /8s, 178 /16s and 184 /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:                  118462
    Total LACNIC prefixes after maximum aggregation:              28611
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         117518
    Unique aggregates announced from the LACNIC address blocks:   49683
LACNIC Region origin ASes present in the Internet Routing Table:  11014
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2693
LACNIC Region transit ASes present in the Internet Routing Table:  2324
Average LACNIC Region AS path length visible:                       6.2
    Max LACNIC Region AS path length visible:                        35
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8829
Number of LACNIC addresses announced to Internet:             178470400
    Equivalent to 10 /8s, 163 /16s and 62 /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:                  29813
    Total AfriNIC prefixes after maximum aggregation:              5923
    AfriNIC Deaggregation factor:                                  5.03
Prefixes being announced from the AfriNIC address blocks:         38581
    Unique aggregates announced from the AfriNIC address blocks:  12547
AfriNIC Region origin ASes present in the Internet Routing Table:  1778
    AfriNIC Prefixes per ASN:                                     21.70
AfriNIC Region origin ASes announcing only one prefix:              616
AfriNIC Region transit ASes present in the Internet Routing Table:  334
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       42
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1122
Number of AfriNIC addresses announced to Internet:            107722752
    Equivalent to 6 /8s, 107 /16s and 184 /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        9525       8705      38  CHINAMOBILE-CN China Mobile Communicati
  7545        5703        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3595       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3336       1835      91  VNPT-AS-VN VNPT Corp, VN
  9498        3086        498     248  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2948       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2938       1331      21  VIETEL-AS-AP Viettel Group, VN
 24560        2484        845     408  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2307      11270     588  KIXS-AS-KR Korea Telecom, KR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        8828      10964    3200  AMAZON-02, US
 11492        4527        300     624  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3579       3073     312  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   749        3146      54960    2398  DNIC-AS-00749, US
 16625        3089       1504    2326  AKAMAI-AS, US
   367        2983       3830    1409  DNIC-ASBLK-00306-00371, US
396982        2685       3596     387  GOOGLE-CLOUD-PLATFORM, US
 30036        2495        357     406  MEDIACOM-ENTERPRISE-BUSINESS, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7342       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4100       3398     154  AKAMAI-ASN1, NL
  8551        3460        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2971       2296     921  ROSTELECOM-AS, RU
  9009        2684        248    1396  M247, RO
 34984        2321        362     599  TELLCOM-AS, TR
 58224        1817        943     538  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1518        102    1181  ASDETUK www.heficed.com, US

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11605       3357     601  UNINET, MX
 10620        3528        506     848  Telmex Colombia S.A., CO
 13999        2439        365     644  Mega Cable, S.A. de C.V., MX
 11830        1997        369      64  Instituto Costarricense de Electricidad
 28573        1315       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1288        757     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 11664        1114        181     435  Techtel LMDS Comunicaciones Interactiva
  6147        1113        370      22  Telefonica del Peru S.A.A., PE
 26615        1035       2501      49  TIM SA, BR

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1594        393      19  LINKdotNET-AS, EG
 24835        1474        497      26  RAYA-AS, EG
 36992        1356       1518     281  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1051         67      45  ORANGE-COTE-IVOIRE, CI
 36935         775        520      36  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 24757         477         73       5  EthioNet-AS, ET
 37342         472         32       1  MOVITEL, MZ
 15399         440         54      48  WANANCHI-, KE

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

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

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11605       3357     601  UNINET, MX
  9808        9525       8705      38  CHINAMOBILE-CN China Mobile Communicati
 16509        8828      10964    3200  AMAZON-02, US
 12479        7342       1713     145  UNI2-AS, ES
  7545        5703        784     686  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4527        300     624  CABLEONE, US
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 20940        4100       3398     154  AKAMAI-ASN1, NL

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

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

   ASN  No of nets  Net Savings  Description
  9808        9525         9487  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7342         7197  UNI2-AS, ES
 16509        8828         5628  AMAZON-02, US
  7545        5703         5017  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4347         4322  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4078  VIASAT-SP-BACKBONE, US
 20940        4100         3946  AKAMAI-ASN1, NL
 11492        4527         3903  CABLEONE, US
  7713        3595         3532  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

Complete listing at https://bgp.nsrc.org/REN/USP/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     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

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

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

Prefix                Origin AS  Description
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/USP/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
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
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW

Complete listing at https://bgp.nsrc.org/REN/USP/data-add-IANA

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

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:39      /11:102     /12:297     
/13:578     /14:1193    /15:2099    /16:13505   /17:8256    /18:13817   
/19:25002   /20:44003   /21:51213   /22:109663  /23:98889   /24:557582  
/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        6428        7342  UNI2-AS, ES
  8151        5653       11605  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3437        4527  CABLEONE, US
  6327        3337        3526  SHAW, CA
  7155        3124        4179  VIASAT-SP-BACKBONE, US
  8551        2928        3460  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2623        3579  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2153        2495  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2092        3528  Telmex Colombia S.A., CO

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

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

   1:2224      2:1375      3:226       4:5         5:4553      6:138    
   7:6         8:1526      9:1        11:172      12:1509     13:377    
  14:2309     15:302      16:198      17:372      18:602      20:280    
  21:4        22:188      23:6407     24:2636     25:6        27:2568   
  29:19       31:2526     32:78       34:25       35:114      36:1982   
  37:4596     38:5141     39:861      40:147      41:3963     42:2090   
  43:2300     44:321      45:16564    46:4314     47:384      49:1788   
  50:1868     51:595      52:1599     54:391      55:971      56:8      
  57:123      58:1886     59:1163     60:996      61:2473     62:2665   
  63:1916     64:5591     65:2351     66:4944     67:3010     68:1326   
  69:4089     70:1196     71:665      72:2954     74:2624     75:1569   
  76:620      77:2450     78:1837     79:2984     80:2118     81:1793   
  82:1503     83:1276     84:1536     85:2988     86:755      87:1982   
  88:1174     89:3853     90:617      91:7822     92:2069     93:2602   
  94:3537     95:4006     96:1304     97:317      98:1083     99:734    
 100:91      101:1317    102:2931    103:32066   104:4595    105:550    
 106:881     107:2585    108:1126    109:4263    110:2115    111:3126   
 112:2069    113:1740    114:1679    115:2037    116:1897    117:2465   
 118:2700    119:1985    120:1776    121:1128    122:2595    123:2161   
 124:1569    125:2497    128:1454    129:1043    130:1031    131:1966   
 132:859     133:420     134:1790    135:306     136:914     137:1121   
 138:2665    139:1573    140:1253    141:1291    142:1478    143:1496   
 144:1005    145:340     146:1970    147:1613    148:2428    149:2139   
 150:874     151:1207    152:1850    153:582     154:4806    155:1387   
 156:1938    157:1320    158:1086    159:2234    160:2616    161:1581   
 162:3513    163:1600    164:1719    165:1842    166:1013    167:1736   
 168:3855    169:912     170:4622    171:877     172:3664    173:2976   
 174:989     175:1193    176:3791    177:4495    178:3548    179:2136   
 180:2520    181:3483    182:3410    183:1995    184:2301    185:20516  
 186:4772    187:4116    188:4145    189:3728    190:9276    191:1386   
 192:10950   193:8942    194:7302    195:5181    196:3121    197:2473   
 198:5979    199:6081    200:7947    201:6041    202:10517   203:10176  
 204:4538    205:3675    206:4319    207:3439    208:4118    209:4912   
 210:4426    211:2477    212:4245    213:3582    214:1094    215:59     
 216:6685    217:2771    218:1297    219:474     220:2033    221:979    
 222:759     223:2151   

End of report


More information about the ren-bgp-stats-all mailing list