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

REN Routing Table Report cscora at bgp.nsrc.org
Thu Sep 28 18:41:08 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Thu 28 Sep, 2023

  IPv4 BGP Table (Global) as seen at RENU.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              946010
    Prefixes after maximum aggregation (per Origin AS):          352952
    Deaggregation factor:                                          2.68
    Unique aggregates announced (without unneeded subnets):      452502
    Number of IPv4 prefixes with a valid ROA:                    433723
    Number of IPv4 prefixes with an invalid ROA:                   1617
    Number of IPv4 prefixes with no ROA:                         510670
Total ASes present in the Internet Routing Table:                 74854
    Prefixes per ASN:                                             12.64
Origin-only ASes present in the Internet Routing Table:           64541
Origin ASes announcing only one prefix:                           25964
Transit ASes present in the Internet Routing Table:               10313
Transit-only ASes present in the Internet Routing Table:            456
Paths with bogon ASNs present in the IPv4 Routing Table:            104
Average AS path length visible in the Internet Routing Table:       7.8
    Max AS path length visible:                                      59
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1026
    Number of instances of unregistered ASNs:                      1028
Number of 32-bit ASNs allocated by the RIRs:                      42705
Number of 32-bit ASNs visible in the Routing Table:               35168
Prefixes from 32-bit ASNs in the Routing Table:                  180628
Number of bogon 32-bit ASNs visible in the Routing Table:            34
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            537
Number of addresses announced to Internet:                   3054327808
    Equivalent to 182 /8s, 13 /16s and 88 /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:      318872

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

Prefixes being announced by APNIC Region ASes:                   243958
    Total APNIC prefixes after maximum aggregation:               70188
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          237504
    Unique aggregates announced from the APNIC address blocks:    98611
APNIC Region origin ASes present in the Internet Routing Table:   13623
    APNIC Prefixes per ASN:                                       17.43
APNIC Region origin ASes announcing only one prefix:               4062
APNIC Region transit ASes present in the Internet Routing Table:   1800
Average APNIC Region AS path length visible:                        8.0
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8988
Number of APNIC addresses announced to Internet:              772402176
    Equivalent to 46 /8s, 9 /16s and 236 /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:                    277026
    Total ARIN prefixes after maximum aggregation:               123785
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           280664
    Unique aggregates announced from the ARIN address blocks:    131784
ARIN Region origin ASes present in the Internet Routing Table:    19091
    ARIN Prefixes per ASN:                                        14.70
ARIN Region origin ASes announcing only one prefix:                6956
ARIN Region transit ASes present in the Internet Routing Table:    1877
Average ARIN Region AS path length visible:                         7.6
    Max ARIN Region AS path length visible:                          29
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4826
Number of ARIN addresses announced to Internet:              1278817280
    Equivalent to 76 /8s, 57 /16s and 52 /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:                    264922
    Total RIPE prefixes after maximum aggregation:               123767
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           260149
    Unique aggregates announced from the RIPE address blocks:    159933
RIPE Region origin ASes present in the Internet Routing Table:    28445
    RIPE Prefixes per ASN:                                         9.15
RIPE Region origin ASes announcing only one prefix:               12029
RIPE Region transit ASes present in the Internet Routing Table:    3824
Average RIPE Region AS path length visible:                         7.8
    Max RIPE Region AS path length visible:                          38
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11368
Number of RIPE addresses announced to Internet:               716500224
    Equivalent to 42 /8s, 180 /16s and 237 /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:                  126712
    Total LACNIC prefixes after maximum aggregation:              28517
    LACNIC Deaggregation factor:                                   4.44
Prefixes being announced from the LACNIC address blocks:         125517
    Unique aggregates announced from the LACNIC address blocks:   49316
LACNIC Region origin ASes present in the Internet Routing Table:  11041
    LACNIC Prefixes per ASN:                                      11.37
LACNIC Region origin ASes announcing only one prefix:              2327
LACNIC Region transit ASes present in the Internet Routing Table:  2316
Average LACNIC Region AS path length visible:                       8.5
    Max LACNIC Region AS path length visible:                        59
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8850
Number of LACNIC addresses announced to Internet:             178543872
    Equivalent to 10 /8s, 164 /16s and 93 /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:                  32366
    Total AfriNIC prefixes after maximum aggregation:              5978
    AfriNIC Deaggregation factor:                                  5.41
Prefixes being announced from the AfriNIC address blocks:         41639
    Unique aggregates announced from the AfriNIC address blocks:  12411
AfriNIC Region origin ASes present in the Internet Routing Table:  1795
    AfriNIC Prefixes per ASN:                                     23.20
AfriNIC Region origin ASes announcing only one prefix:              590
AfriNIC Region transit ASes present in the Internet Routing Table:  332
Average AfriNIC Region AS path length visible:                      6.6
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1136
Number of AfriNIC addresses announced to Internet:            107635968
    Equivalent to 6 /8s, 106 /16s and 101 /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        9484       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5734        801     692  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4240        347      25  FPT-AS-AP FPT Telecom Company, VN
  7552        3743       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3564       1043      63  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3332       1840      96  VNPT-AS-VN VNPT Corp, VN
  9498        3173        498     253  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2517        848     383  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2287      11269     604  KIXS-AS-KR Korea Telecom, KR
  4755        2150        442     200  TATACOMM-AS TATA Communications formerl

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

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        9067      10989    3236  AMAZON-02, US
 11492        4535        301     668  CABLEONE, US
  7155        4177        288      99  VIASAT-SP-BACKBONE, US
   174        3902       6658     625  COGENT-174, US
  6327        3546       1319      66  SHAW, CA
 22773        3532       3055     303  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3150      54959    2402  DNIC-AS-00749, US
   367        3011       3838    1423  DNIC-ASBLK-00306-00371, US
 16625        2956       1393    2267  AKAMAI-AS, US
396982        2698       3597     395  GOOGLE-CLOUD-PLATFORM, US

Complete listing at https://bgp.nsrc.org/REN/RENU/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        4029       3398     151  AKAMAI-ASN1, NL
  8551        3447        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2906       2298     917  ROSTELECOM-AS, RU
  9009        2904        265    1486  M247, RO
 34984        2336        363     594  TELLCOM-AS, TR
 58224        1723        923     527  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1488       1852      16  TE-AS TE-AS, EG

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

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11807       3382     601  UNINET, MX
 10620        3543        506     852  Telmex Colombia S.A., CO
 13999        2402        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        1302        344     510  Axtel, S.A.B. de C.V., MX
  3816        1296        766     196  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1111        369      22  Telefonica del Peru S.A.A., PE
 11664        1104        179     428  Techtel LMDS Comunicaciones Interactiva
 28202        1089         52       9  Rede Brasileira de Comunicacao SA, BR

Complete listing at https://bgp.nsrc.org/REN/RENU/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
 37457         814        319      45  Telkom-Internet, ZA
  6713         550       1861      34  IAM-AS, MA
 15399         534         54      46  WANANCHI-, KE
 36914         523         82       3  KENET-AS, KE

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

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11807       3382     601  UNINET, MX
  9808        9484       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9067      10989    3236  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        4240        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4177        288      99  VIASAT-SP-BACKBONE, US
 20940        4029       3398     151  AKAMAI-ASN1, NL

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

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

   ASN  No of nets  Net Savings  Description
  9808        9484         9443  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7388         7243  UNI2-AS, ES
 16509        9067         5831  AMAZON-02, US
  7545        5734         5042  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4897         4836  ALJAWWALSTC-AS, SA
 18403        4240         4215  FPT-AS-AP FPT Telecom Company, VN
  7155        4177         4078  VIASAT-SP-BACKBONE, US
 20940        4029         3878  AKAMAI-ASN1, NL
 11492        4535         3867  CABLEONE, US
  7552        3743         3723  VIETEL-AS-AP Viettel Group, VN

Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     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
     54338  UNALLOCATED  8.33.241.0/24             6461  ZAYO-6461, US

Complete listing at https://bgp.nsrc.org/REN/RENU/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/RENU/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/RENU/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:38      /11:101     /12:297     
/13:576     /14:1206    /15:2125    /16:13569   /17:8355    /18:14038   
/19:25189   /20:44159   /21:52251   /22:111466  /23:102696  /24:569914  
/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        5827       11807  UNINET, MX
 39891        3632        4897  ALJAWWALSTC-AS, SA
 11492        3447        4535  CABLEONE, US
  6327        3356        3546  SHAW, CA
  7155        3123        4177  VIASAT-SP-BACKBONE, US
  8551        2924        3447  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2581        3532  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2153        2496  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2107        3543  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2203      2:1409      3:265       4:5         5:4526      6:137    
   7:6         8:1526      9:1        11:172      12:1514     13:364    
  14:2322     15:303      16:200      17:368      18:650      20:294    
  21:4        22:188      23:6412     24:2911     25:2        27:2654   
  29:19       31:2564     32:82       34:25       35:116      36:1996   
  37:4534     38:6441     39:866      40:145      41:4509     42:2059   
  43:2318     44:324      45:17329    46:4337     47:370      49:1824   
  50:1907     51:590      52:1595     54:392      55:965      56:5      
  57:131      58:1866     59:1119     60:1006     61:2601     62:2778   
  63:1925     64:5822     65:2396     66:5064     67:3070     68:1348   
  69:4172     70:1358     71:677      72:3018     74:2643     75:1594   
  76:621      77:2423     78:1840     79:2990     80:2129     81:1859   
  82:1516     83:1317     84:1562     85:3112     86:769      87:2099   
  88:1251     89:3935     90:623      91:7929     92:2065     93:2624   
  94:3564     95:4042     96:1294     97:315      98:1100     99:731    
 100:90      101:1287    102:3204    103:32249   104:4744    105:729    
 106:905     107:2692    108:1144    109:4280    110:2135    111:3147   
 112:2067    113:1760    114:1696    115:2067    116:1905    117:2527   
 118:2698    119:1971    120:1777    121:1137    122:2629    123:2191   
 124:1566    125:2518    128:1467    129:992     130:1075    131:2079   
 132:877     133:408     134:1784    135:348     136:976     137:988    
 138:2812    139:1580    140:1294    141:1333    142:1518    143:1589   
 144:1009    145:352     146:1966    147:1610    148:2486    149:2338   
 150:892     151:1234    152:1993    153:590     154:5336    155:1390   
 156:1992    157:1344    158:1058    159:2239    160:2694    161:1601   
 162:3552    163:1626    164:1742    165:1900    166:1057    167:1751   
 168:3938    169:899     170:4877    171:925     172:3769    173:2976   
 174:988     175:1201    176:3836    177:5314    178:3555    179:2432   
 180:2457    181:3551    182:3318    183:1970    184:2273    185:20791  
 186:5011    187:4557    188:4285    189:4141    190:9343    191:1827   
 192:10981   193:8999    194:7378    195:5295    196:3288    197:2807   
 198:5998    199:6150    200:8109    201:6148    202:10424   203:10162  
 204:4581    205:3701    206:4408    207:3484    208:4177    209:4920   
 210:4306    211:2460    212:4310    213:3433    214:1113    215:70     
 216:6790    217:2873    218:1284    219:411     220:1793    221:984    
 222:662     223:2148   

End of report


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