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

REN Routing Table Report cscora at bgp.nsrc.org
Fri Feb 7 21:40:13 UTC 2025


IPv4 R&E Routing Table Report   21:35 GMT Fri 07 Feb, 2025

  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:                              973306
    Prefixes after maximum aggregation (per Origin AS):          371890
    Deaggregation factor:                                          2.62
    Unique aggregates announced (without unneeded subnets):      473844
    Number of IPv4 prefixes with a valid ROA:                    529181
    Number of IPv4 prefixes with an invalid ROA:                    172
    Number of IPv4 prefixes with no ROA:                         443953
Total ASes present in the Internet Routing Table:                 76566
    Prefixes per ASN:                                             12.71
Origin-only ASes present in the Internet Routing Table:           65629
Origin ASes announcing only one prefix:                           26859
Transit ASes present in the Internet Routing Table:               10937
Transit-only ASes present in the Internet Routing Table:            528
Paths with bogon ASNs present in the IPv4 Routing Table:            330
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      61
    Max AS path prepend of ASN ( 37447)                              57
Prefixes from unregistered ASNs in the Routing Table:              1186
    Number of instances of unregistered ASNs:                      1205
Number of 32-bit ASNs allocated by the RIRs:                      46090
Number of 32-bit ASNs visible in the Routing Table:               37745
Prefixes from 32-bit ASNs in the Routing Table:                  198690
Number of bogon 32-bit ASNs visible in the Routing Table:            57
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            495
Number of addresses announced to Internet:                   3110864640
    Equivalent to 185 /8s, 108 /16s and 7 /24s
    Percentage of available address space announced:               84.0
    Percentage of allocated address space announced:               84.0
    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:      318705

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

Prefixes being announced by APNIC Region ASes:                   255222
    Total APNIC prefixes after maximum aggregation:               76162
    APNIC Deaggregation factor:                                    3.35
Prefixes being announced from the APNIC address blocks:          246954
    Unique aggregates announced from the APNIC address blocks:   102553
APNIC Region origin ASes present in the Internet Routing Table:   14458
    APNIC Prefixes per ASN:                                       17.08
APNIC Region origin ASes announcing only one prefix:               4429
APNIC Region transit ASes present in the Internet Routing Table:   1937
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         40
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9968
Number of APNIC addresses announced to Internet:              752320768
    Equivalent to 44 /8s, 215 /16s and 129 /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:                    286754
    Total ARIN prefixes after maximum aggregation:               127203
    ARIN Deaggregation factor:                                     2.25
Prefixes being announced from the ARIN address blocks:           288479
    Unique aggregates announced from the ARIN address blocks:    135028
ARIN Region origin ASes present in the Internet Routing Table:    19209
    ARIN Prefixes per ASN:                                        15.02
ARIN Region origin ASes announcing only one prefix:                7020
ARIN Region transit ASes present in the Internet Routing Table:    1989
Average ARIN Region AS path length visible:                         5.0
    Max ARIN Region AS path length visible:                          35
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5140
Number of ARIN addresses announced to Internet:              1343441664
    Equivalent to 80 /8s, 19 /16s and 75 /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, 393216-402332
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,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  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:                    271909
    Total RIPE prefixes after maximum aggregation:               131948
    RIPE Deaggregation factor:                                     2.06
Prefixes being announced from the RIPE address blocks:           268977
    Unique aggregates announced from the RIPE address blocks:    171621
RIPE Region origin ASes present in the Internet Routing Table:    28834
    RIPE Prefixes per ASN:                                         9.33
RIPE Region origin ASes announcing only one prefix:               12048
RIPE Region transit ASes present in the Internet Routing Table:    3962
Average RIPE Region AS path length visible:                         5.4
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12247
Number of RIPE addresses announced to Internet:               732449024
    Equivalent to 43 /8s, 168 /16s and 73 /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,
                        53/8,  57/8,  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:                  123502
    Total LACNIC prefixes after maximum aggregation:              29102
    LACNIC Deaggregation factor:                                   4.24
Prefixes being announced from the LACNIC address blocks:         120840
    Unique aggregates announced from the LACNIC address blocks:   48873
LACNIC Region origin ASes present in the Internet Routing Table:  11193
    LACNIC Prefixes per ASN:                                      10.80
LACNIC Region origin ASes announcing only one prefix:              2666
LACNIC Region transit ASes present in the Internet Routing Table:  2478
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        31
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9124
Number of LACNIC addresses announced to Internet:             177884928
    Equivalent to 10 /8s, 154 /16s and 79 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + 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:                  34733
    Total AfriNIC prefixes after maximum aggregation:              6720
    AfriNIC Deaggregation factor:                                  5.17
Prefixes being announced from the AfriNIC address blocks:         47560
    Unique aggregates announced from the AfriNIC address blocks:  15355
AfriNIC Region origin ASes present in the Internet Routing Table:  1910
    AfriNIC Prefixes per ASN:                                     24.90
AfriNIC Region origin ASes announcing only one prefix:              696
AfriNIC Region transit ASes present in the Internet Routing Table:  377
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       61
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1266
Number of AfriNIC addresses announced to Internet:            104504576
    Equivalent to 6 /8s, 58 /16s and 157 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 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       10334       8753      88  CHINAMOBILE-CN China Mobile Communication
  7545        6211        843     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4225        347      24  FPT-AS-AP FPT Telecom Company, VN
  9498        4203        529     271  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918       1331      25  VIETEL-AS-AP Viettel Group, VN
  7713        3669       1036      72  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3250       1869     100  VNPT-AS-VN VNPT Corp, VN
 24560        2840        854     531  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4755        2203        434     190  TATACOMM-AS TATA Communications formerly 
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

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       12737      38946    3725  AMAZON-02, US
 11492        4698        312     553  CABLEONE, US
  7155        4180        287      86  VIASAT-SP-BACKBONE, US
  6327        3622       1320      81  SHAW, CA
   174        3617       8758     886  COGENT-174, US
 22773        3588       3053     219  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3260      54879    2507  DNIC-AS-00749, US
 16625        3034       1307    2198  AKAMAI-AS, US
396982        2920       3659     445  GOOGLE-CLOUD-PLATFORM, US
 30036        2590        362     260  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        7740       1713     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        3994       3395     128  AKAMAI-ASN1, NL
  9009        3732        321    1914  M247, RO
 12389        2985       2302     890  ROSTELECOM-AS, RU
 34984        2370        361     581  TELLCOM-AS, TR
212238        1916        138    1412  CDNEXT, GB
  8452        1614       1852      14  TE-AS TE-AS, EG
 13188        1607        100      26  TRIOLAN, UA
 62240        1488         98     748  CLOUVIDER Clouvider - Global ASN, GB

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       11714       3224     604  UNINET, MX
 10620        3543        492     951  Telmex Colombia S.A., CO
 13999        2511        539     366  Mega Cable, S.A. de C.V., MX
 11830        1992        369      64  Instituto Costarricense de Electricidad y
 28573        1335       2437     265  Claro NXT Telecomunicacoes Ltda, BR
  3816        1328        777     210  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
 11664        1160        278      33  Techtel LMDS Comunicaciones Interactivas 
  6503        1134        374     163  Axtel, S.A.B. de C.V., MX
  6147        1105        371      22  Telefonica del Peru S.A.A., PE
 22884        1075         98     373  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

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
 24835        1682        601      30  RAYA-AS, EG
 24863        1645        389      16  LINKdotNET-AS, EG
 29571        1538         97      99  ORANGE-COTE-IVOIRE, CI
 36992        1425       1518     286  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 36935        1018        523      45  Vodafone-, EG
 20011         978        180     282  INTERNET-SOLUTIONS, ZA
 37069         843       1083      15  MOBINIL, EG
  6713         556       1861      35  IAM-AS, MA
 36914         550         82       3  KENET-AS, 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
 16509       12737      38946    3725  AMAZON-02, US
  8151       11714       3224     604  UNINET, MX
  9808       10334       8753      88  CHINAMOBILE-CN China Mobile Communication
 12479        7740       1713     145  UNI2-AS, ES
  7545        6211        843     665  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4698        312     553  CABLEONE, US
 18403        4225        347      24  FPT-AS-AP FPT Telecom Company, VN
  9498        4203        529     271  BBIL-AP BHARTI Airtel Ltd., IN
  7155        4180        287      86  VIASAT-SP-BACKBONE, US

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

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

   ASN  No of nets  Net Savings  Description
  8151       11714        11110  UNINET, MX
  9808       10334        10246  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7740         7595  UNI2-AS, ES
  7545        6211         5546  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
 18403        4225         4201  FPT-AS-AP FPT Telecom Company, VN
 11492        4698         4145  CABLEONE, US
  7155        4180         4094  VIASAT-SP-BACKBONE, US
  9498        4203         3932  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3918         3893  VIETEL-AS-AP Viettel Group, VN

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
    400866  UNALLOCATED  2.59.148.0/23            21859  ZEN-ECN, US
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, 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
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
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.133.205.0/24      Origin:     23506  TMW, US
23.133.205.0/24     Transit:    215828  TMW-GLOBAL-NETWORKS TMW Global Networks,
23.140.16.0/24       Origin:     63371  RESERVED, ZZ
23.140.16.0/24      Transit:      3356  LEVEL3, US
23.140.48.0/24       Origin:     63371  RESERVED, ZZ
23.140.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US

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       /9:16      /10:42      /11:93      /12:307     
/13:586     /14:1223    /15:2167    /16:13927   /17:8263    /18:13709   
/19:24562   /20:43864   /21:51964   /22:112117  /23:100825  /24:599624  
/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        6701        7740  UNI2-AS, ES
  8151        5924       11714  UNINET, MX
 11492        3555        4698  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3418        3622  SHAW, CA
  7155        3128        4180  VIASAT-SP-BACKBONE, US
 22773        2708        3588  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2266       12737  AMAZON-02, US
 30036        2248        2590  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2183        3543  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)
----------------------------------------------

   1:2291      2:1519      3:570       4:9         5:4571      6:165    
   7:6         8:1545      9:1        11:172      12:1382     13:354    
  14:2498     15:348      16:270      17:358      18:916      20:451    
  21:4        22:188      23:7287     24:2733     25:2        27:2743   
  29:19       31:3127     32:38       34:77       35:200      36:2405   
  37:4608     38:8575     39:897      40:152      41:4141     42:1920   
  43:2513     44:347      45:18209    46:4969     47:293      49:1980   
  50:1873     51:589      52:1573     54:307      55:1099     56:9      
  57:241      58:2216     59:1174     60:1164     61:2784     62:2937   
  63:1823     64:5502     65:2149     66:4642     67:3026     68:1153   
  69:4003     70:1166     71:615      72:2862     74:2789     75:1641   
  76:628      77:2617     78:1870     79:1696     80:2211     81:2051   
  82:2280     83:1414     84:1793     85:3303     86:1028     87:2191   
  88:1312     89:4322     90:754      91:8335     92:2798     93:2858   
  94:3923     95:4193     96:1291     97:308      98:996      99:736    
 100:71      101:1133    102:3669    103:32268   104:4672    105:758    
 106:1018    107:2631    108:1164    109:4078    110:2211    111:3380   
 112:2044    113:1785    114:1934    115:2202    116:2034    117:2742   
 118:2834    119:1940    120:1872    121:1352    122:2742    123:2163   
 124:1555    125:2869    126:94      128:1587    129:958     130:1276   
 131:1874    132:787     133:450     134:1530    135:322     136:1334   
 137:1275    138:2905    139:1595    140:1543    141:1470    142:1824   
 143:1613    144:1039    145:463     146:2144    147:2060    148:2591   
 149:2852    150:1188    151:1645    152:2029    153:571     154:7913   
 155:1601    156:3484    157:1883    158:1256    159:2426    160:3548   
 161:1856    162:3661    163:1801    164:1699    165:2169    166:1321   
 167:1881    168:4092    169:793     170:5062    171:1004    172:4322   
 173:3236    174:925     175:1271    176:3601    177:4831    178:3781   
 179:2224    180:2552    181:3978    182:3370    183:2027    184:2275   
 185:21478   186:5092    187:4304    188:4212    189:4183    190:9519   
 191:1526    192:11191   193:9384    194:7739    195:5473    196:3204   
 197:3601    198:6176    199:8288    200:8067    201:6309    202:10438  
 203:10603   204:4560    205:3664    206:4651    207:3545    208:4197   
 209:5148    210:4548    211:2524    212:4513    213:3745    214:1057   
 215:42      216:6573    217:3112    218:1335    219:372     220:2090   
 221:1054    222:716     223:2310   

End of report


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