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

REN Routing Table Report cscora at bgp.nsrc.org
Sun Aug 20 21:39:25 UTC 2023


IPv4 R&E Routing Table Report   21:35 GMT Sun 20 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:                              926234
    Prefixes after maximum aggregation (per Origin AS):          351421
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      452737
    Number of IPv4 prefixes with a valid ROA:                    417723
    Number of IPv4 prefixes with an invalid ROA:                   2217
    Number of IPv4 prefixes with no ROA:                         506294
Total ASes present in the Internet Routing Table:                 74760
    Prefixes per ASN:                                             12.39
Origin-only ASes present in the Internet Routing Table:           64263
Origin ASes announcing only one prefix:                           26323
Transit ASes present in the Internet Routing Table:               10497
Transit-only ASes present in the Internet Routing Table:            450
Paths with bogon ASNs present in the IPv4 Routing Table:            700
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:              1321
    Number of instances of unregistered ASNs:                      1343
Number of 32-bit ASNs allocated by the RIRs:                      42488
Number of 32-bit ASNs visible in the Routing Table:               34965
Prefixes from 32-bit ASNs in the Routing Table:                  174243
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:            527
Number of addresses announced to Internet:                   3051306752
    Equivalent to 181 /8s, 223 /16s and 63 /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:      308559

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

Prefixes being announced by APNIC Region ASes:                   244379
    Total APNIC prefixes after maximum aggregation:               69749
    APNIC Deaggregation factor:                                    3.50
Prefixes being announced from the APNIC address blocks:          238329
    Unique aggregates announced from the APNIC address blocks:    98941
APNIC Region origin ASes present in the Internet Routing Table:   13568
    APNIC Prefixes per ASN:                                       17.57
APNIC Region origin ASes announcing only one prefix:               4013
APNIC Region transit ASes present in the Internet Routing Table:   1816
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:              773030912
    Equivalent to 46 /8s, 19 /16s and 132 /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:                    271736
    Total ARIN prefixes after maximum aggregation:               123738
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           273805
    Unique aggregates announced from the ARIN address blocks:    130941
ARIN Region origin ASes present in the Internet Routing Table:    19093
    ARIN Prefixes per ASN:                                        14.34
ARIN Region origin ASes announcing only one prefix:                6963
ARIN Region transit ASes present in the Internet Routing Table:    1933
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:    4818
Number of ARIN addresses announced to Internet:              1275405824
    Equivalent to 76 /8s, 5 /16s and 38 /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:                    260372
    Total RIPE prefixes after maximum aggregation:               122600
    RIPE Deaggregation factor:                                     2.12
Prefixes being announced from the RIPE address blocks:           257265
    Unique aggregates announced from the RIPE address blocks:    160041
RIPE Region origin ASes present in the Internet Routing Table:    28399
    RIPE Prefixes per ASN:                                         9.06
RIPE Region origin ASes announcing only one prefix:               12038
RIPE Region transit ASes present in the Internet Routing Table:    3898
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:   11292
Number of RIPE addresses announced to Internet:               716346368
    Equivalent to 42 /8s, 178 /16s and 148 /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:              28586
    LACNIC Deaggregation factor:                                   4.14
Prefixes being announced from the LACNIC address blocks:         117518
    Unique aggregates announced from the LACNIC address blocks:   49606
LACNIC Region origin ASes present in the Internet Routing Table:  11019
    LACNIC Prefixes per ASN:                                      10.67
LACNIC Region origin ASes announcing only one prefix:              2695
LACNIC Region transit ASes present in the Internet Routing Table:  2317
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:  8830
Number of LACNIC addresses announced to Internet:             178497792
    Equivalent to 10 /8s, 163 /16s and 169 /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:                  29964
    Total AfriNIC prefixes after maximum aggregation:              5931
    AfriNIC Deaggregation factor:                                  5.05
Prefixes being announced from the AfriNIC address blocks:         38789
    Unique aggregates announced from the AfriNIC address blocks:  12772
AfriNIC Region origin ASes present in the Internet Routing Table:  1773
    AfriNIC Prefixes per ASN:                                     21.88
AfriNIC Region origin ASes announcing only one prefix:              614
AfriNIC Region transit ASes present in the Internet Routing Table:  331
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: 1117
Number of AfriNIC addresses announced to Internet:            107643392
    Equivalent to 6 /8s, 106 /16s and 130 /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        9524       8705      38  CHINAMOBILE-CN China Mobile Communicati
  7545        5702        784     685  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4347        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3594       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        2483        844     410  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        8835      10966    3206  AMAZON-02, US
 11492        4527        300     624  CABLEONE, US
  7155        4179        288     101  VIASAT-SP-BACKBONE, US
 22773        3556       3071     289  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3526       1319      66  SHAW, CA
   749        3146      54960    2398  DNIC-AS-00749, US
 16625        3091       1506    2327  AKAMAI-AS, US
   367        2969       3824    1404  DNIC-ASBLK-00306-00371, US
396982        2685       3596     387  GOOGLE-CLOUD-PLATFORM, US
 30036        2498        358     396  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        4098       3398     154  AKAMAI-ASN1, NL
  8551        3460        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2971       2296     921  ROSTELECOM-AS, RU
  9009        2678        248    1384  M247, RO
 34984        2321        362     601  TELLCOM-AS, TR
 58224        1816        943     541  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       11592       3357     601  UNINET, MX
 10620        3528        506     848  Telmex Colombia S.A., CO
 13999        2439        365     643  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
  3816        1288        757     193  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1273        344     512  Axtel, S.A.B. de C.V., MX
 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        1592        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
 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       11592       3357     601  UNINET, MX
  9808        9524       8705      38  CHINAMOBILE-CN China Mobile Communicati
 16509        8835      10966    3206  AMAZON-02, US
 12479        7340       1713     145  UNI2-AS, ES
  7545        5702        784     685  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        4098       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        9524         9486  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7340         7195  UNI2-AS, ES
 16509        8835         5629  AMAZON-02, US
  7545        5702         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        4098         3944  AKAMAI-ASN1, NL
 11492        4527         3903  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, 
     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     /12:296     
/13:576     /14:1193    /15:2099    /16:13505   /17:8263    /18:13833   
/19:25019   /20:44040   /21:51230   /22:109775  /23:98907   /24:557326  
/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        5645       11592  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        2604        3556  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2156        2498  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         5:4552      6:138    
   7:6         8:1526      9:1        11:172      12:1508     13:377    
  14:2309     15:302      16:198      17:372      18:603      20:280    
  21:4        22:188      23:6403     24:2638     25:6        27:2554   
  29:19       31:2525     32:78       34:25       35:114      36:1983   
  37:4620     38:5140     39:858      40:147      41:3972     42:2090   
  43:2307     44:320      45:16593    46:4314     47:384      49:1787   
  50:1862     51:593      52:1598     54:392      55:968      56:8      
  57:123      58:1897     59:1162     60:996      61:2469     62:2671   
  63:1914     64:5588     65:2350     66:4947     67:3011     68:1326   
  69:4089     70:1197     71:665      72:2954     74:2631     75:1569   
  76:620      77:2451     78:1837     79:2983     80:2115     81:1794   
  82:1502     83:1278     84:1537     85:2985     86:757      87:1981   
  88:1174     89:3851     90:617      91:7814     92:2069     93:2601   
  94:3514     95:4004     96:1304     97:317      98:1082     99:734    
 100:91      101:1317    102:2918    103:32050   104:4558    105:568    
 106:881     107:2561    108:1129    109:4259    110:2111    111:3133   
 112:2069    113:1736    114:1679    115:2036    116:1897    117:2462   
 118:2700    119:1984    120:1792    121:1128    122:2589    123:2162   
 124:1569    125:2498    128:1458    129:1046    130:1028    131:1960   
 132:858     133:420     134:1792    135:306     136:908     137:1118   
 138:2657    139:1562    140:1252    141:1293    142:1479    143:1494   
 144:1001    145:340     146:1967    147:1616    148:2427    149:2136   
 150:875     151:1206    152:1848    153:582     154:4806    155:1386   
 156:1945    157:1322    158:1084    159:2235    160:2604    161:1562   
 162:3510    163:1601    164:1714    165:1844    166:1010    167:1735   
 168:3855    169:909     170:4619    171:875     172:3663    173:2976   
 174:988     175:1191    176:3790    177:4472    178:3549    179:2130   
 180:2517    181:3485    182:3410    183:1999    184:2305    185:20513  
 186:4763    187:4116    188:4135    189:3703    190:9271    191:1389   
 192:10951   193:8938    194:7296    195:5177    196:3134    197:2468   
 198:5974    199:6082    200:7953    201:6018    202:10525   203:10174  
 204:4534    205:3668    206:4319    207:3431    208:4119    209:4908   
 210:4424    211:2477    212:4246    213:3578    214:1091    215:60     
 216:6688    217:2770    218:1297    219:474     220:2032    221:979    
 222:759     223:2151   

End of report


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