AS6461 Zayo Bandwidth

United States ZAYO-6461 ARIN 214 IPv4 prefixes 13 IPv6 prefixes
IPv4 addresses
1,751,552
IPv6 /48 networks
266,246
RPKI
127 valid4 invalid96 no ROA
Peers and downstreams
1942

Holder

AS name
ZAYO-6461
Description
Zayo Bandwidth
Organisation
Zayo Bandwidth
Abuse contact
Not published
Assigned
1996-04-21
Registered
1996-04-22
Record last changed
2016-06-21 19:05 UTC
103.139.130.0/23104.145.0.0/20104.224.2.0/24104.251.96.0/20104.36.8.0/21107.178.32.0/20128.177.0.0/16129.192.170.0/24129.192.171.0/24129.192.189.0/24129.35.162.0/24141.193.226.0/24142.194.0.0/16144.83.0.0/16149.64.226.0/24150.169.12.0/24159.18.0.0/16159.246.52.0/24162.223.112.0/22162.223.4.0/22162.245.96.0/22162.249.88.0/21162.251.150.0/24162.253.136.0/21164.90.20.0/24167.217.0.0/16168.102.128.0/20168.254.5.0/24170.81.198.0/24172.110.64.0/20173.241.208.0/20173.46.64.0/20176.46.143.0/24176.46.146.0/24184.94.0.0/17192.124.45.0/24192.132.44.0/24192.197.156.0/24192.255.94.0/24192.40.232.0/21192.64.252.0/24192.75.172.0/24193.160.88.0/22193.28.104.0/23193.28.62.0/23193.34.72.0/23193.34.74.0/23198.100.128.0/21198.136.150.0/24198.60.184.0/22198.90.96.0/22199.119.160.0/22199.16.106.0/24199.164.64.0/18199.164.68.0/24199.199.36.0/24199.212.160.0/19199.43.120.0/24199.5.171.0/24199.85.120.0/22199.87.52.0/22199.96.32.0/22199.96.40.0/22200.123.205.0/24200.123.207.0/24204.128.64.0/19204.128.96.0/19204.128.96.0/24204.14.211.0/24204.19.20.0/23204.9.72.0/21205.159.43.0/24206.165.102.0/24206.191.64.0/18206.222.64.0/19206.254.231.0/24207.11.241.0/24207.126.96.0/19207.181.64.0/18207.190.143.0/24207.230.224.0/19207.235.128.0/17207.235.133.0/24207.235.136.0/24207.235.146.0/24207.235.148.0/24207.235.149.0/24207.235.150.0/24207.235.151.0/24207.235.152.0/24207.235.153.0/24207.235.154.0/24207.235.155.0/24207.235.157.0/24207.235.158.0/24207.235.160.0/24207.235.161.0/24207.235.255.0/24207.245.0.0/18207.245.192.0/18208.184.0.0/15208.187.29.0/24208.39.192.0/18208.67.192.0/21208.67.56.0/22208.70.197.0/24208.83.248.0/21208.91.200.0/22209.105.164.0/24209.112.0.0/18209.133.0.0/17209.146.128.0/17209.152.0.0/20209.152.16.0/20209.153.192.0/18209.183.176.0/20209.221.32.0/19209.249.0.0/16209.66.64.0/18209.82.0.0/17209.82.160.0/19209.90.52.0/24209.90.58.0/24212.32.48.0/24212.32.50.0/24213.152.224.0/19213.161.64.0/19216.119.0.0/18216.123.0.0/17216.123.128.0/18216.129.0.0/18216.129.64.0/19216.13.0.0/16216.157.192.0/19216.191.0.0/16216.200.0.0/17216.200.128.0/19216.200.160.0/20216.200.176.0/21216.200.184.0/22216.200.188.0/22216.200.192.0/18216.222.0.0/17216.227.120.0/24216.227.5.0/24216.23.128.0/19216.235.128.0/19216.248.208.0/2023.139.176.0/2431.99.0.0/1845.33.128.0/2050.115.24.0/2463.208.55.0/2463.249.63.0/2464.124.0.0/1764.124.128.0/1964.124.160.0/2064.124.176.0/2164.124.184.0/2264.124.188.0/2364.124.190.0/2364.124.192.0/1864.125.0.0/1664.125.74.0/2464.56.211.0/2466.213.128.0/1966.46.0.0/1666.62.132.0/2466.62.161.0/2466.62.182.0/2366.62.230.0/2466.62.238.0/2466.62.239.0/2466.62.240.0/2266.62.244.0/2367.136.93.0/2467.208.224.0/1967.213.160.0/2067.230.192.0/1968.170.192.0/2069.147.0.0/2069.147.2.0/2469.147.4.0/2469.147.44.0/2269.147.52.0/2269.147.55.0/2469.166.105.0/2469.195.0.0/2070.98.210.0/2471.19.160.0/1972.10.64.0/1972.20.192.0/1872.5.65.0/2474.114.161.0/2474.114.162.0/2474.114.163.0/2474.114.164.0/2274.212.179.0/2474.213.234.0/2474.213.235.0/2474.216.0.0/1674.80.190.0/2476.78.123.0/2479.141.32.0/2079.183.247.0/2482.98.192.0/2182.98.232.0/2182.98.240.0/2091.197.231.0/2491.208.131.0/2494.31.0.0/1895.164.96.0/2097.107.64.0/2497.107.65.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade C · 64/100
partly Prefixes covered by valid ROAs
127 of 227 announced prefixes are RPKI valid, 96 have no ROA.
14/25
fail No RPKI invalid announcements
4 announced prefixes are RPKI invalid and dropped by networks that validate.
0/10
pass Announces IPv6
13 IPv6 prefixes.
15/15
pass More than one upstream
58 upstreams seen in BGP.
10/10
pass Working abuse contact
abuse@zayo.com is published.
15/15
fail Publishes a geofeed
No geofeed found. Without one, location databases have to guess.
0/10
pass No prefixes smaller than /24 or /48
All prefixes are /24 (IPv4) or /48 (IPv6) or larger.
10/10
fail Registry record maintained
Last changed 2016-06-21.
0/5

Routing changes

Last 30 days
No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS6461
as-name:        ZAYO-6461
handle:         AS6461
registrant:     ZAYOB (Zayo Bandwidth)
technical,administrative,noc:ZIE-ARIN (Zayo IP Engineering) <ipeng@zayo.com>
abuse:          ABUSE5675-ARIN (Abuse) <abuse@zayo.com>
last changed:   2016-06-21T15:05:54-04:00
registration:   1996-04-22T00:00:00-04:00
source:         ARIN (RDAP)