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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Aug 10 21:39:28 UTC 2023


IPv4 R&E Routing Table Report   21:35 GMT Thu 10 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:                              925746
    Prefixes after maximum aggregation (per Origin AS):          351209
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      452579
    Number of IPv4 prefixes with a valid ROA:                    416322
    Number of IPv4 prefixes with an invalid ROA:                   2247
    Number of IPv4 prefixes with no ROA:                         507177
Total ASes present in the Internet Routing Table:                 74714
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           64244
Origin ASes announcing only one prefix:                           26292
Transit ASes present in the Internet Routing Table:               10470
Transit-only ASes present in the Internet Routing Table:            453
Paths with bogon ASNs present in the IPv4 Routing Table:            710
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                     133
    Max AS path prepend of ASN ( 37447)                             129
Prefixes from unregistered ASNs in the Routing Table:              1391
    Number of instances of unregistered ASNs:                      1407
Number of 32-bit ASNs allocated by the RIRs:                      42397
Number of 32-bit ASNs visible in the Routing Table:               34918
Prefixes from 32-bit ASNs in the Routing Table:                  173953
Number of bogon 32-bit ASNs visible in the Routing Table:            92
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            590
Number of addresses announced to Internet:                   3052099584
    Equivalent to 181 /8s, 235 /16s and 88 /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:      308278

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

Prefixes being announced by APNIC Region ASes:                   244404
    Total APNIC prefixes after maximum aggregation:               69612
    APNIC Deaggregation factor:                                    3.51
Prefixes being announced from the APNIC address blocks:          238484
    Unique aggregates announced from the APNIC address blocks:    98846
APNIC Region origin ASes present in the Internet Routing Table:   13545
    APNIC Prefixes per ASN:                                       17.61
APNIC Region origin ASes announcing only one prefix:               3991
APNIC Region transit ASes present in the Internet Routing Table:   1801
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:   8883
Number of APNIC addresses announced to Internet:              773092096
    Equivalent to 46 /8s, 20 /16s and 115 /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:                    271684
    Total ARIN prefixes after maximum aggregation:               123663
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           273666
    Unique aggregates announced from the ARIN address blocks:    130777
ARIN Region origin ASes present in the Internet Routing Table:    19074
    ARIN Prefixes per ASN:                                        14.35
ARIN Region origin ASes announcing only one prefix:                6945
ARIN Region transit ASes present in the Internet Routing Table:    1924
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:    4812
Number of ARIN addresses announced to Internet:              1275819776
    Equivalent to 76 /8s, 11 /16s and 119 /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:                    259908
    Total RIPE prefixes after maximum aggregation:               122560
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           256856
    Unique aggregates announced from the RIPE address blocks:    159958
RIPE Region origin ASes present in the Internet Routing Table:    28400
    RIPE Prefixes per ASN:                                         9.04
RIPE Region origin ASes announcing only one prefix:               12056
RIPE Region transit ASes present in the Internet Routing Table:    3897
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:   11296
Number of RIPE addresses announced to Internet:               716750080
    Equivalent to 42 /8s, 184 /16s and 189 /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
                       196608-213403
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:                  118474
    Total LACNIC prefixes after maximum aggregation:              28604
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         117553
    Unique aggregates announced from the LACNIC address blocks:   49793
LACNIC Region origin ASes present in the Internet Routing Table:  11004
    LACNIC Prefixes per ASN:                                      10.68
LACNIC Region origin ASes announcing only one prefix:              2686
LACNIC Region transit ASes present in the Internet Routing Table:  2330
Average LACNIC Region AS path length visible:                       6.2
    Max LACNIC Region AS path length visible:                        33
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8813
Number of LACNIC addresses announced to Internet:             178503424
    Equivalent to 10 /8s, 163 /16s and 191 /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:                  29885
    Total AfriNIC prefixes after maximum aggregation:              5914
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         38596
    Unique aggregates announced from the AfriNIC address blocks:  12712
AfriNIC Region origin ASes present in the Internet Routing Table:  1769
    AfriNIC Prefixes per ASN:                                     21.82
AfriNIC Region origin ASes announcing only one prefix:              614
AfriNIC Region transit ASes present in the Internet Routing Table:  330
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                      133
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1114
Number of AfriNIC addresses announced to Internet:            107517184
    Equivalent to 6 /8s, 104 /16s and 149 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9526       8705      38  CHINAMOBILE-CN China Mobile Communicati
  7545        5696        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4240        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3594       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
  7552        3367       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3331       1835      91  VNPT-AS-VN VNPT Corp, VN
  9498        3065        498     248  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2943       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2482        844     406  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2306      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        8791      10962    3189  AMAZON-02, US
 11492        4522        300     622  CABLEONE, US
  7155        4194        288     101  VIASAT-SP-BACKBONE, US
 22773        3558       3069     288  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   749        3149      54961    2401  DNIC-AS-00749, US
 16625        3100       1516    2331  AKAMAI-AS, US
   367        2980       3828    1414  DNIC-ASBLK-00306-00371, US
396982        2684       3596     388  GOOGLE-CLOUD-PLATFORM, US
 30036        2497        358     405  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        7340       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4090       3398     154  AKAMAI-ASN1, NL
  8551        3455        368      33  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2949       2294     914  ROSTELECOM-AS, RU
  9009        2671        248    1393  M247, RO
 34984        2317        362     602  TELLCOM-AS, TR
 58224        1818        944     535  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
 61317        1556        103    1210  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       11461       3357     601  UNINET, MX
 10620        3534        507     832  Telmex Colombia S.A., CO
 13999        2429        362     636  Mega Cable, S.A. de C.V., MX
 11830        1995        369      64  Instituto Costarricense de Electricidad
 28573        1314       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1301        767     173  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1123        370      22  Telefonica del Peru S.A.A., PE
 11664        1114        181     435  Techtel LMDS Comunicaciones Interactiva
 26615        1041       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        1588        393      19  LINKdotNET-AS, EG
 24835        1517        533      27  RAYA-AS, EG
 36992        1356       1518     282  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1051         67      45  ORANGE-COTE-IVOIRE, CI
 36935         922        521      43  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         528         54      49  WANANCHI-, KE
 37342         480         32       1  MOVITEL, MZ
 24757         440         73       5  EthioNet-AS, ET

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       11461       3357     601  UNINET, MX
  9808        9526       8705      38  CHINAMOBILE-CN China Mobile Communicati
 16509        8791      10962    3189  AMAZON-02, US
 12479        7340       1713     145  UNI2-AS, ES
  7545        5696        784     687  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4522        300     622  CABLEONE, US
 18403        4240        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4194        288     101  VIASAT-SP-BACKBONE, US
 20940        4090       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        9526         9488  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7340         7195  UNI2-AS, ES
 16509        8791         5602  AMAZON-02, US
  7545        5696         5009  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4240         4215  FPT-AS-AP FPT Telecom Company, VN
  7155        4194         4093  VIASAT-SP-BACKBONE, US
 20940        4090         3936  AKAMAI-ASN1, NL
 11492        4522         3900  CABLEONE, US
  7713        3594         3531  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, 
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, US
     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
     19695  UNALLOCATED  8.20.161.0/24             7015  COMCAST-7015, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, 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
41.57.124.0/22       Origin:     37442  RESERVED, ZZ
41.57.124.0/22      Transit:     37204  TELONE, ZW
41.57.124.0/23       Origin:     37442  RESERVED, ZZ
41.57.124.0/23      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     /12:295     
/13:575     /14:1194    /15:2100    /16:13495   /17:8271    /18:13833   
/19:25013   /20:43925   /21:51375   /22:109905  /23:98736   /24:556857  
/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        6426        7340  UNI2-AS, ES
  8151        5503       11461  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3432        4522  CABLEONE, US
  6327        3337        3526  SHAW, CA
  7155        3139        4194  VIASAT-SP-BACKBONE, US
  8551        2924        3455  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2607        3558  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2154        2497  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2092        3534  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)
----------------------------------------------

   1:2202      2:1340      3:229       4:5         5:4535      6:134    
   7:6         8:1532      9:1        11:172      12:1516     13:371    
  14:2297     15:302      16:198      17:374      18:592      20:278    
  21:4        22:188      23:6381     24:2632     25:6        27:2574   
  29:19       31:2522     32:78       34:25       35:111      36:1975   
  37:4648     38:5126     39:839      40:147      41:4033     42:2047   
  43:2335     44:315      45:16554    46:4275     47:384      49:1774   
  50:1858     51:585      52:1592     54:391      55:965      56:8      
  57:122      58:1899     59:1168     60:994      61:2474     62:2659   
  63:1919     64:5581     65:2309     66:4952     67:3007     68:1324   
  69:4089     70:1206     71:689      72:2977     74:2630     75:1577   
  76:620      77:2441     78:1836     79:2975     80:2114     81:1793   
  82:1495     83:1286     84:1542     85:2979     86:766      87:1990   
  88:1168     89:3866     90:617      91:7831     92:2060     93:2598   
  94:3531     95:4011     96:1303     97:319      98:1087     99:735    
 100:91      101:1305    102:2896    103:32013   104:4564    105:565    
 106:880     107:2551    108:1110    109:4258    110:2106    111:3128   
 112:2061    113:1738    114:1672    115:2035    116:1896    117:2508   
 118:2671    119:1972    120:1786    121:1127    122:2587    123:2164   
 124:1567    125:2492    128:1433    129:1045    130:1026    131:1974   
 132:853     133:422     134:1789    135:306     136:901     137:1118   
 138:2664    139:1576    140:1244    141:1292    142:1473    143:1488   
 144:1000    145:342     146:1967    147:1613    148:2443    149:2107   
 150:887     151:1182    152:1848    153:578     154:4720    155:1379   
 156:1911    157:1320    158:1082    159:2228    160:2598    161:1584   
 162:3526    163:1593    164:1716    165:1846    166:985     167:1733   
 168:3865    169:930     170:4592    171:884     172:3642    173:2975   
 174:993     175:1193    176:3746    177:4502    178:3545    179:2151   
 180:2507    181:3498    182:3404    183:1992    184:2308    185:20522  
 186:4751    187:4093    188:4141    189:3724    190:9234    191:1403   
 192:10948   193:8950    194:7286    195:5166    196:3108    197:2421   
 198:5969    199:6078    200:8012    201:5963    202:10524   203:10212  
 204:4539    205:3644    206:4316    207:3430    208:4158    209:4918   
 210:4437    211:2474    212:4251    213:3586    214:1093    215:60     
 216:6704    217:2764    218:1299    219:476     220:2033    221:973    
 222:759     223:2162   

End of report


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