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

REN Routing Table Report cscora at frr.nsrc.org
Sat Jan 15 18:40:08 UTC 2022


IPv4 R&E Routing Table Report   18:35 GMT Sat 15 Jan, 2022

  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:                              874769
    Prefixes after maximum aggregation (per Origin AS):          331353
    Deaggregation factor:                                          2.64
    Unique aggregates announced (without unneeded subnets):      425638
    Number of IPv4 prefixes with a valid ROA:                    591203
    Number of IPv4 prefixes with an invalid ROA:                   4823
    Number of IPv4 prefixes with no ROA:                        1153512
Total ASes present in the Internet Routing Table:                 72558
    Prefixes per ASN:                                             12.06
Origin-only ASes present in the Internet Routing Table:           62413
Origin ASes announcing only one prefix:                           25640
Transit ASes present in the Internet Routing Table:               10145
Transit-only ASes present in the Internet Routing Table:            368
Average AS path length visible in the Internet Routing Table:       6.1
    Max AS path length visible:                                     250
    Max AS path prepend of ASN ( 21299)                             245
Prefixes from unregistered ASNs in the Routing Table:               898
    Number of instances of unregistered ASNs:                       902
Number of 32-bit ASNs allocated by the RIRs:                      38311
Number of 32-bit ASNs visible in the Routing Table:               31838
Prefixes from 32-bit ASNs in the Routing Table:                  148414
Number of bogon 32-bit ASNs visible in the Routing Table:            38
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            570
Number of addresses announced to Internet:                   3073388032
    Equivalent to 183 /8s, 48 /16s and 46 /24s
    Percentage of available address space announced:               83.0
    Percentage of allocated address space announced:               83.0
    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:      294990

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

Prefixes being announced by APNIC Region ASes:                   225564
    Total APNIC prefixes after maximum aggregation:               64898
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          220437
    Unique aggregates announced from the APNIC address blocks:    93567
APNIC Region origin ASes present in the Internet Routing Table:   12214
    APNIC Prefixes per ASN:                                       18.05
APNIC Region origin ASes announcing only one prefix:               3477
APNIC Region transit ASes present in the Internet Routing Table:   1681
Average APNIC Region AS path length visible:                        6.5
    Max APNIC Region AS path length visible:                         31
Number of APNIC region 32-bit ASNs visible in the Routing Table:   7443
Number of APNIC addresses announced to Internet:              773771264
    Equivalent to 46 /8s, 30 /16s and 208 /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, 131072-151865
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:                    257467
    Total ARIN prefixes after maximum aggregation:               118448
    ARIN Deaggregation factor:                                     2.17
Prefixes being announced from the ARIN address blocks:           257321
    Unique aggregates announced from the ARIN address blocks:    122874
ARIN Region origin ASes present in the Internet Routing Table:    18923
    ARIN Prefixes per ASN:                                        13.60
ARIN Region origin ASes announcing only one prefix:                6859
ARIN Region transit ASes present in the Internet Routing Table:    1902
Average ARIN Region AS path length visible:                         5.9
    Max ARIN Region AS path length visible:                          37
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4288
Number of ARIN addresses announced to Internet:              1300416768
    Equivalent to 77 /8s, 130 /16s and 201 /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:                    245538
    Total RIPE prefixes after maximum aggregation:               114806
    RIPE Deaggregation factor:                                     2.14
Prefixes being announced from the RIPE address blocks:           241784
    Unique aggregates announced from the RIPE address blocks:    148426
RIPE Region origin ASes present in the Internet Routing Table:    28167
    RIPE Prefixes per ASN:                                         8.58
RIPE Region origin ASes announcing only one prefix:               12130
RIPE Region transit ASes present in the Internet Routing Table:    3910
Average RIPE Region AS path length visible:                         5.9
    Max RIPE Region AS path length visible:                         250
Number of RIPE region 32-bit ASNs visible in the Routing Table:   10596
Number of RIPE addresses announced to Internet:               713850112
    Equivalent to 42 /8s, 140 /16s and 125 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-213403
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  114090
    Total LACNIC prefixes after maximum aggregation:              27093
    LACNIC Deaggregation factor:                                   4.21
Prefixes being announced from the LACNIC address blocks:         114893
    Unique aggregates announced from the LACNIC address blocks:   48453
LACNIC Region origin ASes present in the Internet Routing Table:  10907
    LACNIC Prefixes per ASN:                                      10.53
LACNIC Region origin ASes announcing only one prefix:              2654
LACNIC Region transit ASes present in the Internet Routing Table:  2176
Average LACNIC Region AS path length visible:                       6.7
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8589
Number of LACNIC addresses announced to Internet:             176440064
    Equivalent to 10 /8s, 132 /16s and 67 /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:                  31212
    Total AfriNIC prefixes after maximum aggregation:              5429
    AfriNIC Deaggregation factor:                                  5.75
Prefixes being announced from the AfriNIC address blocks:         39764
    Unique aggregates announced from the AfriNIC address blocks:  11809
AfriNIC Region origin ASes present in the Internet Routing Table:  1591
    AfriNIC Prefixes per ASN:                                     24.99
AfriNIC Region origin ASes announcing only one prefix:              520
AfriNIC Region transit ASes present in the Internet Routing Table:  315
Average AfriNIC Region AS path length visible:                      5.4
    Max AfriNIC Region AS path length visible:                       64
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  922
Number of AfriNIC addresses announced to Internet:            108566016
    Equivalent to 6 /8s, 120 /16s and 150 /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        8708       8913      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5840        787     678  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3609       1330      20  VIETEL-AS-AP Viettel Group, VN
  7713        3491       1038      51  TELKOMNET-AS-AP PT Telekomunikasi Indon
 45899        3425       1880      57  VNPT-AS-VN VNPT Corp, VN
  4766        2264      11119     586  KIXS-AS-KR Korea Telecom, KR
  9498        2232        474     230  BBIL-AP BHARTI Airtel Ltd., IN
 45090        2163       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2117        429     200  TATACOMM-AS TATA Communications formerl
 24560        2018        847     355  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd

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        6097      10132    2626  AMAZON-02, US
 11492        4597        304     768  CABLEONE, US
 22773        4011       3011     366  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 16625        3677       1897    2567  AKAMAI-AS, US
  6327        3347       1318      62  SHAW, CA
   749        2889      50784    2145  DNIC-AS-00749, US
 30036        2609        374     124  MEDIACOM-ENTERPRISE-BUSINESS, US
   209        2513       5042     431  CENTURYLINK-US-LEGACY-QWEST, US
 20115        2247       3035     507  CHARTER-20115, 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        6829       1730     150  UNI2-AS, ES
 20940        3883       3360     191  AKAMAI-ASN1, NL
  8551        3777        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 39891        3271        187      23  ALJAWWALSTC-AS, SA
 12389        2924       2286     902  ROSTELECOM-AS, RU
  9009        2476        252    1294  M247, GB
 34984        2216        357     602  TELLCOM-AS, TR
 58224        1778        925     589  TCI, IR
 13188        1610        100      27  TRIOLAN, UA
 61317        1552        210     893  ASDETUK www.heficed.com, GB

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       10641       3414     574  Uninet S.A. de C.V., MX
 10620        3440        519     713  Telmex Colombia S.A., CO
 11830        2464        369      62  Instituto Costarricense de Electricidad
 13999        1642        283     463  Mega Cable, S.A. de C.V., MX
  6503        1441        355     525  Axtel, S.A.B. de C.V., MX
 28573        1378       2326     253  CLARO S.A., BR
  3816        1245        658     146  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
 26615        1146       2350     138  TIM SA, BR
  6147        1092        369      21  Telefonica del Peru S.A.A., PE
 11664         994        191     443  Techtel LMDS Comunicaciones Interactiva

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
 37457        1938        326      60  Telkom-Internet, ZA
 24863        1639        393      21  LINKdotNET-AS, EG
 24835        1547        515      32  RAYA-AS, EG
 36992        1299       1518     262  ETISALAT-MISR, EG
 36903        1195        543     114  MT-MPLS, MA
 29571         873         63      58  ORANGE-COTE-IVOIRE, CI
 36935         734        521      39  Vodafone-, EG
  6713         612       1863      34  IAM-AS, MA
 15399         521         50      33  WANANCHI-, KE
 37342         468         32       1  MOVITEL, MZ

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       10641       3414     574  Uninet S.A. de C.V., MX
  9808        8708       8913      41  CHINAMOBILE-CN China Mobile Communicati
 12479        6829       1730     150  UNI2-AS, ES
 16509        6097      10132    2626  AMAZON-02, US
  7545        5840        787     678  TPG-INTERNET-AP TPG Telecom Limited, AU
 11492        4597        304     768  CABLEONE, US
 22773        4011       3011     366  ASN-CXA-ALL-CCI-22773-RDC, US
  7155        3951        264      30  VIASAT-SP-BACKBONE, US
 20940        3883       3360     191  AKAMAI-ASN1, NL
  8551        3777        378      39  BEZEQ-INTERNATIONAL-AS Bezeqint Interne

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        8708         8667  CHINAMOBILE-CN China Mobile Communications Grou
 12479        6829         6679  UNI2-AS, ES
  7545        5840         5162  TPG-INTERNET-AP TPG Telecom Limited, AU
  7155        3951         3921  VIASAT-SP-BACKBONE, US
 11492        4597         3829  CABLEONE, US
  8551        3777         3738  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 20940        3883         3692  AKAMAI-ASN1, NL
 22773        4011         3645  ASN-CXA-ALL-CCI-22773-RDC, US
  7552        3609         3589  VIETEL-AS-AP Viettel Group, VN
 16509        6097         3471  AMAZON-02, US

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
     46990  UNALLOCATED  8.5.242.0/23              3356  LEVEL3, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
     18604  UNALLOCATED  8.25.204.0/24             3356  LEVEL3, US
     32848  UNALLOCATED  8.28.72.0/24              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
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
    395056  UNALLOCATED  8.45.133.0/24             3356  LEVEL3, 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
198.51.100.0/24           29766  CHSPSC-29766, US

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

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.141.0.0/24        Origin:    395350  UNASSIGNED
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.252.160.0/24      Origin:    398968  GROUP-IID-01, US
23.252.160.0/24     Transit:       174  COGENT-174, US
23.252.161.0/24      Origin:    398968  GROUP-IID-01, US
23.252.161.0/24     Transit:       174  COGENT-174, US
23.252.162.0/24      Origin:    398968  GROUP-IID-01, US
23.252.162.0/24     Transit:       174  COGENT-174, US
23.252.163.0/24      Origin:    398968  GROUP-IID-01, US
23.252.163.0/24     Transit:       174  COGENT-174, US

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       /9:13      /10:40      /11:100     /12:301     
/13:590     /14:1208    /15:2074    /16:13571   /17:8319    /18:13832   
/19:24911   /20:41767   /21:50691   /22:107507  /23:93722   /24:516107  
/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        5777        6829  UNI2-AS, ES
  8151        4481       10641  Uninet S.A. de C.V., MX
 11492        3532        4597  CABLEONE, US
  8551        3242        3777  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3159        3347  SHAW, CA
  7155        3041        3951  VIASAT-SP-BACKBONE, US
 22773        3000        4011  ASN-CXA-ALL-CCI-22773-RDC, US
 39891        2807        3271  ALJAWWALSTC-AS, SA
 30036        2264        2609  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        1921        3440  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)
----------------------------------------------

   1:1785      2:995       3:153       4:9         5:3708      6:102    
   7:5         8:1539      9:1        11:172      12:1706     13:409    
  14:2354     15:145      16:38       17:373      18:127      20:165    
  21:4        22:188      23:5393     24:2374     25:4        27:2582   
  29:19       31:2410     32:104      34:1        35:50       36:1728   
  37:3929     38:2479     39:737      40:149      41:4334     42:918    
  43:2080     44:295      45:15991    46:3863     47:303      49:1624   
  50:1902     51:107      52:1347     54:294      55:732      56:8      
  57:58       58:1610     59:1047     60:949      61:2233     62:2434   
  63:1937     64:5360     65:2322     66:4932     67:2926     68:1184   
  69:4170     70:1347     71:677      72:3067     74:2628     75:1516   
  76:715      77:2180     78:1772     79:2881     80:1923     81:1526   
  82:1446     83:1196     84:1313     85:2848     86:710      87:1889   
  88:997      89:3140     90:498      91:7526     92:1891     93:2589   
  94:3263     95:3578     96:1313     97:344      98:991      99:863    
 100:75      101:1045    102:2066    103:27923   104:4112    105:2046   
 106:840     107:2423    108:747     109:4168    110:2035    111:3133   
 112:1952    113:1438    114:1513    115:1939    116:1842    117:2499   
 118:2234    119:1832    120:1621    121:974     122:2487    123:2085   
 124:1553    125:2009    128:1363    129:1211    130:915     131:2087   
 132:759     133:365     134:1925    135:284     136:848     137:865    
 138:2470    139:1215    140:868     141:1335    142:1245    143:1431   
 144:1232    145:336     146:1752    147:1465    148:2213    149:1654   
 150:854     151:1079    152:1790    153:446     154:3743    155:1364   
 156:1847    157:1205    158:999     159:2000    160:2423    161:1260   
 162:3416    163:1190    164:1678    165:1558    166:614     167:1682   
 168:3678    169:711     170:4311    171:822     172:2958    173:3042   
 174:1014    175:1121    176:3466    177:4571    178:3025    179:1980   
 180:2277    181:2856    182:3174    183:1882    184:2417    185:19230  
 186:4270    187:3546    188:3759    189:3199    190:8862    191:1337   
 192:10990   193:8487    194:6952    195:4986    196:3060    197:2723   
 198:5973    199:5996    200:7464    201:5706    202:10168   203:10017  
 204:4524    205:3370    206:3818    207:3372    208:3998    209:4589   
 210:3996    211:2340    212:3898    213:3385    214:1155    215:64     
 216:6378    217:2699    218:1200    219:448     220:1956    221:981    
 222:687     223:2118   

End of report


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