DNS service status
Live checks of the public nameservers.
ns1.dnsys.org
Operational15.235.4.121
UDP/53
OK · 1 ms
OK · 1 ms
TCP/53
OK · 1 ms
OK · 1 ms
2607:5300:203:3933::1
UDP/53
OK · 1 ms
OK · 1 ms
TCP/53
OK · 1 ms
OK · 1 ms
bigben.dnsys.uk
Operational51.89.233.56
UDP/53
OK · 80 ms
OK · 80 ms
TCP/53
OK · 76 ms
OK · 76 ms
2001:41d0:800:2638::2
UDP/53
FAILED · 1502 ms
FAILED · 1502 ms
TCP/53
FAILED · 1502 ms
FAILED · 1502 ms
Last check: 2026-10-12 22:33:54 UTCAutomatically refreshes every 60 seconds.