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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Sep 28 21:39:29 UTC 2023


IPv4 R&E Routing Table Report   21:35 GMT Thu 28 Sep, 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:                              928534
    Prefixes after maximum aggregation (per Origin AS):          352851
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      453175
    Number of IPv4 prefixes with a valid ROA:                    422309
    Number of IPv4 prefixes with an invalid ROA:                   2351
    Number of IPv4 prefixes with no ROA:                         503874
Total ASes present in the Internet Routing Table:                 74887
    Prefixes per ASN:                                             12.40
Origin-only ASes present in the Internet Routing Table:           64359
Origin ASes announcing only one prefix:                           26393
Transit ASes present in the Internet Routing Table:               10528
Transit-only ASes present in the Internet Routing Table:            464
Paths with bogon ASNs present in the IPv4 Routing Table:            730
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:              1319
    Number of instances of unregistered ASNs:                      1361
Number of 32-bit ASNs allocated by the RIRs:                      42705
Number of 32-bit ASNs visible in the Routing Table:               35155
Prefixes from 32-bit ASNs in the Routing Table:                  175540
Number of bogon 32-bit ASNs visible in the Routing Table:           155
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            526
Number of addresses announced to Internet:                   3053911552
    Equivalent to 182 /8s, 6 /16s and 254 /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:      308669

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

Prefixes being announced by APNIC Region ASes:                   244785
    Total APNIC prefixes after maximum aggregation:               70212
    APNIC Deaggregation factor:                                    3.49
Prefixes being announced from the APNIC address blocks:          238691
    Unique aggregates announced from the APNIC address blocks:    98895
APNIC Region origin ASes present in the Internet Routing Table:   13638
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               4071
APNIC Region transit ASes present in the Internet Routing Table:   1825
Average APNIC Region AS path length visible:                        5.2
    Max APNIC Region AS path length visible:                         30
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8994
Number of APNIC addresses announced to Internet:              772548864
    Equivalent to 46 /8s, 12 /16s and 41 /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:                    272291
    Total ARIN prefixes after maximum aggregation:               123682
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           275800
    Unique aggregates announced from the ARIN address blocks:    131853
ARIN Region origin ASes present in the Internet Routing Table:    19082
    ARIN Prefixes per ASN:                                        14.45
ARIN Region origin ASes announcing only one prefix:                6943
ARIN Region transit ASes present in the Internet Routing Table:    1920
Average ARIN Region AS path length visible:                         5.0
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4824
Number of ARIN addresses announced to Internet:              1278272256
    Equivalent to 76 /8s, 48 /16s and 227 /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:                    261567
    Total RIPE prefixes after maximum aggregation:               123674
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:           256896
    Unique aggregates announced from the RIPE address blocks:    160039
RIPE Region origin ASes present in the Internet Routing Table:    28418
    RIPE Prefixes per ASN:                                         9.04
RIPE Region origin ASes announcing only one prefix:               12055
RIPE Region transit ASes present in the Internet Routing Table:    3917
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:   11350
Number of RIPE addresses announced to Internet:               716495872
    Equivalent to 42 /8s, 180 /16s and 220 /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:                  118647
    Total LACNIC prefixes after maximum aggregation:              28527
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         117583
    Unique aggregates announced from the LACNIC address blocks:   49352
LACNIC Region origin ASes present in the Internet Routing Table:  11038
    LACNIC Prefixes per ASN:                                      10.65
LACNIC Region origin ASes announcing only one prefix:              2695
LACNIC Region transit ASes present in the Internet Routing Table:  2329
Average LACNIC Region AS path length visible:                       6.2
    Max LACNIC Region AS path length visible:                        36
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8852
Number of LACNIC addresses announced to Internet:             178510336
    Equivalent to 10 /8s, 163 /16s and 218 /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:                  29925
    Total AfriNIC prefixes after maximum aggregation:              5945
    AfriNIC Deaggregation factor:                                  5.03
Prefixes being announced from the AfriNIC address blocks:         39037
    Unique aggregates announced from the AfriNIC address blocks:  12598
AfriNIC Region origin ASes present in the Internet Routing Table:  1790
    AfriNIC Prefixes per ASN:                                     21.81
AfriNIC Region origin ASes announcing only one prefix:              629
AfriNIC Region transit ASes present in the Internet Routing Table:  333
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1135
Number of AfriNIC addresses announced to Internet:            107659264
    Equivalent to 6 /8s, 106 /16s and 192 /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        9489       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5734        801     692  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4254        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3591       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3314       1835      90  VNPT-AS-VN VNPT Corp, VN
  9498        3176        498     257  BBIL-AP BHARTI Airtel Ltd., IN
  4538        2945       4192      73  ERX-CERNET-BKB China Education and Rese
  7552        2937       1330      20  VIETEL-AS-AP Viettel Group, VN
 24560        2511        848     383  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2287      11269     604  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        9086      10991    3235  AMAZON-02, US
 11492        4535        301     668  CABLEONE, US
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
  6327        3545       1319      66  SHAW, CA
 22773        3536       3071     301  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3151      54959    2403  DNIC-AS-00749, US
   367        3006       3838    1420  DNIC-ASBLK-00306-00371, US
 16625        2984       1407    2282  AKAMAI-AS, US
396982        2698       3597     395  GOOGLE-CLOUD-PLATFORM, US
 30036        2497        359     383  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        7388       1713     145  UNI2-AS, ES
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 20940        4065       3398     152  AKAMAI-ASN1, NL
  8551        3447        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2968       2298     918  ROSTELECOM-AS, RU
  9009        2901        265    1482  M247, RO
 34984        2336        363     594  TELLCOM-AS, TR
 58224        1723        923     527  TCI, IR
 13188        1606        100      27  TRIOLAN, UA
  8452        1488       1852      16  TE-AS TE-AS, EG

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       11799       3382     595  UNINET, MX
 10620        3543        506     849  Telmex Colombia S.A., CO
 13999        2404        330     619  Mega Cable, S.A. de C.V., MX
 11830        2006        369      64  Instituto Costarricense de Electricidad
 28573        1327       2324     233  Claro NXT Telecomunicacoes Ltda, BR
  6503        1303        344     511  Axtel, S.A.B. de C.V., MX
  3816        1297        766     191  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1111        369      22  Telefonica del Peru S.A.A., PE
 11664        1103        178     431  Techtel LMDS Comunicaciones Interactiva
 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        1605        393      19  LINKdotNET-AS, EG
 24835        1549        549      28  RAYA-AS, EG
 36992        1360       1518     280  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1046         67      45  ORANGE-COTE-IVOIRE, CI
 36935         938        521      44  Vodafone-, EG
  6713         550       1861      34  IAM-AS, MA
 15399         518         55      49  WANANCHI-, KE
 37342         489         32       1  MOVITEL, MZ
 24757         471         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       11799       3382     595  UNINET, MX
  9808        9489       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9086      10991    3235  AMAZON-02, US
 12479        7388       1713     145  UNI2-AS, ES
  7545        5734        801     692  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897        290      61  ALJAWWALSTC-AS, SA
 11492        4535        301     668  CABLEONE, US
 18403        4254        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4178        288     100  VIASAT-SP-BACKBONE, US
 20940        4065       3398     152  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        9489         9448  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7388         7243  UNI2-AS, ES
 16509        9086         5851  AMAZON-02, US
  7545        5734         5042  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4254         4229  FPT-AS-AP FPT Telecom Company, VN
  7155        4178         4078  VIASAT-SP-BACKBONE, US
 20940        4065         3913  AKAMAI-ASN1, NL
 11492        4535         3867  CABLEONE, US
  7713        3591         3528  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
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
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      /11:101     /12:297     
/13:578     /14:1195    /15:2096    /16:13499   /17:8280    /18:13843   
/19:25016   /20:43848   /21:51123   /22:110030  /23:99013   /24:559545  
/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        6475        7388  UNI2-AS, ES
  8151        5828       11799  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3447        4535  CABLEONE, US
  6327        3356        3545  SHAW, CA
  7155        3123        4178  VIASAT-SP-BACKBONE, US
  8551        2924        3447  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2585        3536  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2154        2497  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2108        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)
----------------------------------------------

   1:2204      2:1407      3:265       4:5         5:4423      6:137    
   7:6         8:1515      9:1        11:172      12:1512     13:363    
  14:2323     15:303      16:201      17:368      18:659      20:287    
  21:4        22:188      23:6425     24:2510     25:2        27:2602   
  29:19       31:2534     32:75       34:26       35:114      36:1990   
  37:4506     38:5358     39:864      40:145      41:3989     42:2066   
  43:2284     44:321      45:16661    46:4286     47:370      49:1815   
  50:1883     51:590      52:1594     54:392      55:965      56:5      
  57:124      58:1872     59:1163     60:1005     61:2532     62:2682   
  63:1913     64:5660     65:2363     66:4965     67:3033     68:1339   
  69:4137     70:1194     71:677      72:2944     74:2617     75:1559   
  76:625      77:2299     78:1826     79:2987     80:2104     81:1827   
  82:1515     83:1299     84:1555     85:3067     86:768      87:2000   
  88:1201     89:3912     90:621      91:7811     92:2049     93:2615   
  94:3516     95:4023     96:1299     97:315      98:1082     99:731    
 100:91      101:1287    102:2886    103:32182   104:4737    105:576    
 106:905     107:2694    108:1132    109:4245    110:2134    111:3140   
 112:2063    113:1749    114:1716    115:2039    116:1878    117:2461   
 118:2703    119:1987    120:1780    121:1163    122:2615    123:2191   
 124:1563    125:2541    128:1435    129:920     130:1044    131:1986   
 132:864     133:408     134:1781    135:306     136:973     137:1125   
 138:2645    139:1589    140:1292    141:1325    142:1513    143:1552   
 144:1008    145:345     146:1956    147:1608    148:2487    149:2280   
 150:883     151:1230    152:1870    153:586     154:5095    155:1379   
 156:1975    157:1350    158:1055    159:2248    160:2630    161:1601   
 162:3549    163:1614    164:1707    165:1862    166:1067    167:1740   
 168:3758    169:880     170:4635    171:894     172:3773    173:2961   
 174:981     175:1191    176:3785    177:4456    178:3542    179:2165   
 180:2533    181:3515    182:3312    183:1981    184:2275    185:20573  
 186:4710    187:4179    188:4167    189:3862    190:9257    191:1368   
 192:10991   193:8966    194:7302    195:5207    196:3101    197:2478   
 198:5977    199:6149    200:7929    201:6048    202:10490   203:10165  
 204:4549    205:3694    206:4383    207:3450    208:4154    209:4885   
 210:4447    211:2483    212:4258    213:3411    214:1113    215:70     
 216:6724    217:2782    218:1297    219:468     220:2032    221:985    
 222:757     223:2146   

End of report


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