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

REN Routing Table Report cscora at bgp.nsrc.org
Sat Aug 26 21:39:33 UTC 2023


IPv4 R&E Routing Table Report   21:35 GMT Sat 26 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:                              926127
    Prefixes after maximum aggregation (per Origin AS):          351390
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      452610
    Number of IPv4 prefixes with a valid ROA:                    418507
    Number of IPv4 prefixes with an invalid ROA:                   2297
    Number of IPv4 prefixes with no ROA:                         505323
Total ASes present in the Internet Routing Table:                 74756
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           64272
Origin ASes announcing only one prefix:                           26311
Transit ASes present in the Internet Routing Table:               10484
Transit-only ASes present in the Internet Routing Table:            453
Paths with bogon ASNs present in the IPv4 Routing Table:            698
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:              1313
    Number of instances of unregistered ASNs:                      1334
Number of 32-bit ASNs allocated by the RIRs:                      42510
Number of 32-bit ASNs visible in the Routing Table:               34978
Prefixes from 32-bit ASNs in the Routing Table:                  174450
Number of bogon 32-bit ASNs visible in the Routing Table:            94
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            547
Number of addresses announced to Internet:                   3055654400
    Equivalent to 182 /8s, 33 /16s and 150 /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:      308404

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

Prefixes being announced by APNIC Region ASes:                   244338
    Total APNIC prefixes after maximum aggregation:               69727
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          238369
    Unique aggregates announced from the APNIC address blocks:    98808
APNIC Region origin ASes present in the Internet Routing Table:   13561
    APNIC Prefixes per ASN:                                       17.58
APNIC Region origin ASes announcing only one prefix:               4012
APNIC Region transit ASes present in the Internet Routing Table:   1818
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:   8908
Number of APNIC addresses announced to Internet:              772941312
    Equivalent to 46 /8s, 18 /16s and 38 /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:                    271462
    Total ARIN prefixes after maximum aggregation:               123670
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           273612
    Unique aggregates announced from the ARIN address blocks:    131048
ARIN Region origin ASes present in the Internet Routing Table:    19092
    ARIN Prefixes per ASN:                                        14.33
ARIN Region origin ASes announcing only one prefix:                6957
ARIN Region transit ASes present in the Internet Routing Table:    1928
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:    4819
Number of ARIN addresses announced to Internet:              1279593472
    Equivalent to 76 /8s, 69 /16s and 12 /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:                    260516
    Total RIPE prefixes after maximum aggregation:               122657
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           257273
    Unique aggregates announced from the RIPE address blocks:    159966
RIPE Region origin ASes present in the Internet Routing Table:    28398
    RIPE Prefixes per ASN:                                         9.06
RIPE Region origin ASes announcing only one prefix:               12030
RIPE Region transit ASes present in the Internet Routing Table:    3896
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:               716500736
    Equivalent to 42 /8s, 180 /16s and 239 /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:                  118627
    Total LACNIC prefixes after maximum aggregation:              28622
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         117651
    Unique aggregates announced from the LACNIC address blocks:   49577
LACNIC Region origin ASes present in the Internet Routing Table:  11024
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2698
LACNIC Region transit ASes present in the Internet Routing Table:  2323
Average LACNIC Region AS path length visible:                       6.2
    Max LACNIC Region AS path length visible:                        40
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8833
Number of LACNIC addresses announced to Internet:             178588160
    Equivalent to 10 /8s, 165 /16s and 10 /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:                  29871
    Total AfriNIC prefixes after maximum aggregation:              5904
    AfriNIC Deaggregation factor:                                  5.06
Prefixes being announced from the AfriNIC address blocks:         38674
    Unique aggregates announced from the AfriNIC address blocks:  12755
AfriNIC Region origin ASes present in the Internet Routing Table:  1774
    AfriNIC Prefixes per ASN:                                     21.80
AfriNIC Region origin ASes announcing only one prefix:              614
AfriNIC Region transit ASes present in the Internet Routing Table:  333
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: 1121
Number of AfriNIC addresses announced to Internet:            107571968
    Equivalent to 6 /8s, 105 /16s and 107 /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        9528       8729      40  CHINAMOBILE-CN China Mobile Communicati
  7545        5699        784     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4348        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3595       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3323       1835      91  VNPT-AS-VN VNPT Corp, VN
  9498        3106        498     251  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2944       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2933       1331      21  VIETEL-AS-AP Viettel Group, VN
 24560        2489        847     403  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        8909      10965    3251  AMAZON-02, US
 11492        4524        300     643  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3567       3073     312  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   749        3146      54960    2398  DNIC-AS-00749, US
 16625        3070       1482    2312  AKAMAI-AS, US
   367        2958       3824    1389  DNIC-ASBLK-00306-00371, US
396982        2687       3596     387  GOOGLE-CLOUD-PLATFORM, US
  7018        2504      23936    1536  ATT-INTERNET4, 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        7338       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4088       3398     154  AKAMAI-ASN1, NL
  8551        3460        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2972       2298     919  ROSTELECOM-AS, RU
  9009        2655        246    1372  M247, RO
 34984        2330        362     595  TELLCOM-AS, TR
 58224        1750        933     520  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1512        101    1175  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       11680       3357     602  UNINET, MX
 10620        3535        506     849  Telmex Colombia S.A., CO
 13999        2451        366     644  Mega Cable, S.A. de C.V., MX
 11830        1997        369      64  Instituto Costarricense de Electricidad
 28573        1316       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        1117        181     436  Techtel LMDS Comunicaciones Interactiva
  6147        1112        370      21  Telefonica del Peru S.A.A., PE
 26615        1034       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        1503        533      27  RAYA-AS, EG
 36992        1338       1518     280  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1049         67      45  ORANGE-COTE-IVOIRE, CI
 36935         903        520      35  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 24757         478         73       5  EthioNet-AS, ET
 15399         468         54      48  WANANCHI-, KE
 37342         462         32       1  MOVITEL, MZ

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       11680       3357     602  UNINET, MX
  9808        9528       8729      40  CHINAMOBILE-CN China Mobile Communicati
 16509        8909      10965    3251  AMAZON-02, US
 12479        7338       1713     145  UNI2-AS, ES
  7545        5699        784     684  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4524        300     643  CABLEONE, US
 18403        4348        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 20940        4088       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        9528         9488  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7338         7193  UNI2-AS, ES
 16509        8909         5658  AMAZON-02, US
  7545        5699         5015  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4348         4323  FPT-AS-AP FPT Telecom Company, VN
  7155        4179         4078  VIASAT-SP-BACKBONE, US
 20940        4088         3934  AKAMAI-ASN1, NL
 11492        4524         3881  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     /12:298     
/13:579     /14:1194    /15:2098    /16:13512   /17:8252    /18:13818   
/19:24987   /20:44033   /21:51240   /22:109826  /23:99086   /24:557032  
/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        6424        7338  UNI2-AS, ES
  8151        5715       11680  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3434        4524  CABLEONE, US
  6327        3337        3526  SHAW, CA
  7155        3124        4179  VIASAT-SP-BACKBONE, US
  8551        2928        3460  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2612        3567  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2158        2501  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2098        3535  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      2:1380      3:234       4:5         5:4542      6:138    
   7:6         8:1528      9:1        11:172      12:1507     13:369    
  14:2297     15:301      16:196      17:371      18:621      20:280    
  21:4        22:188      23:6383     24:2493     25:6        27:2571   
  29:19       31:2529     32:78       34:25       35:115      36:1984   
  37:4613     38:5145     39:867      40:147      41:3995     42:2090   
  43:2306     44:322      45:16632    46:4261     47:384      49:1792   
  50:1866     51:595      52:1595     54:393      55:960      56:8      
  57:123      58:1872     59:1160     60:995      61:2498     62:2662   
  63:1922     64:5573     65:2332     66:4943     67:3020     68:1339   
  69:4136     70:1194     71:665      72:2959     74:2616     75:1563   
  76:622      77:2442     78:1834     79:2988     80:2120     81:1818   
  82:1459     83:1279     84:1529     85:2980     86:753      87:2001   
  88:1175     89:3859     90:617      91:7804     92:2064     93:2606   
  94:3535     95:4009     96:1294     97:317      98:1079     99:733    
 100:91      101:1318    102:2948    103:32094   104:4588    105:553    
 106:881     107:2588    108:1128    109:4252    110:2107    111:3133   
 112:2078    113:1742    114:1681    115:2036    116:1905    117:2452   
 118:2699    119:1998    120:1790    121:1126    122:2582    123:2162   
 124:1572    125:2510    128:1443    129:924     130:1031    131:1960   
 132:854     133:420     134:1791    135:306     136:912     137:1125   
 138:2655    139:1572    140:1235    141:1300    142:1485    143:1489   
 144:998     145:345     146:1961    147:1611    148:2458    149:2143   
 150:875     151:1229    152:1862    153:584     154:4809    155:1385   
 156:1940    157:1323    158:1082    159:2228    160:2611    161:1593   
 162:3523    163:1597    164:1714    165:1848    166:973     167:1731   
 168:3852    169:910     170:4601    171:855     172:3679    173:2978   
 174:987     175:1197    176:3772    177:4485    178:3543    179:2124   
 180:2498    181:3439    182:3313    183:1998    184:2284    185:20528  
 186:4786    187:4099    188:4150    189:3755    190:9267    191:1345   
 192:10931   193:8953    194:7294    195:5194    196:3118    197:2421   
 198:5971    199:6049    200:7960    201:6030    202:10526   203:10165  
 204:4534    205:3650    206:4328    207:3434    208:4133    209:4911   
 210:4420    211:2479    212:4231    213:3600    214:1091    215:59     
 216:6671    217:2781    218:1296    219:468     220:2033    221:980    
 222:759     223:2151   

End of report


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