opsys.co.uk - robtex.com

opsys.co.uk

DNSSEC⚠️ Not signed
NSjoselyn.ns.cloudflare.com ⭐
A2606:4700:50::a29f:262b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjoselyn.ns.cloudflare.com
A2803:f800:50::6ca2:c22b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjoselyn.ns.cloudflare.com
A2a06:98c1:50::ac40:222b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjoselyn.ns.cloudflare.com
A108.162.194.43🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjoselyn.ns.cloudflare.com
A162.159.38.43Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjoselyn.ns.cloudflare.com
A172.64.34.43🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjoselyn.ns.cloudflare.com
NSryan.ns.cloudflare.com
A2606:4700:58::a29f:2ce5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRryan.ns.cloudflare.com
A2803:f800:50::6ca2:c3e5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRryan.ns.cloudflare.com
A2a06:98c1:50::ac40:23e5🇺🇸 Cloudflare2a06:98c1:50::/45
PTRryan.ns.cloudflare.com
A108.162.195.229🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRryan.ns.cloudflare.com
A162.159.44.229Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRryan.ns.cloudflare.com
A172.64.35.229🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRryan.ns.cloudflare.com
MXopsys-co-uk.mail.protection.outlook.com ⭐
A2a01:111:f403:ca0b::🇬🇧 Microsoft2a01:111:f000::/36
PTRmail-lo2p265cu02300.inbound.protection.outlook.com
A2a01:111:f403:ca0b::1🇬🇧 Microsoft2a01:111:f000::/36
PTRmail-lo3p265cu00301.inbound.protection.outlook.com
A2a01:111:f403:ca1a::🇬🇧 Microsoft2a01:111:f000::/36
PTRmail-cwxp265cu00500.inbound.protection.outlook.com
A2a01:111:f403:ca1a::1🇬🇧 Microsoft2a01:111:f000::/36
PTRmail-cwxp265cu00601.inbound.protection.outlook.com
A52.101.89.0🇬🇧 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-lo2p265cu02300.inbound.protection.outlook.com
A52.101.89.1🇬🇧 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-lo0p265cu00201.inbound.protection.outlook.com
A52.101.89.2🇬🇧 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-lo3p265cu00302.inbound.protection.outlook.com
A52.101.99.2🇬🇧 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-cwxp265cu00502.inbound.protection.outlook.com
TXTMS=ms14560310
TXTgoogle-site-verification=uOjUhu1sFBKJx3LULYLTF6jaoTIRH76FK2hQqMyjD-Q
TXTv=spf1 include:spf.protection.outlook.com -all
SOAjoselyn.ns.cloudflare.comdns@cloudflare.com serial=2406064897

co.uk

DNSSEC⚠️ Not signed
NSdns1.nic.uk ⭐ ⚠️ Not in parent delegation
NSdns2.nic.uk ⚠️ Not in parent delegation
NSdns3.nic.uk ⚠️ Not in parent delegation
NSdns4.nic.uk ⚠️ Not in parent delegation
NSnsa.nic.uk ⚠️ Not in parent delegation
NSnsb.nic.uk ⚠️ Not in parent delegation
NSnsc.nic.uk ⚠️ Not in parent delegation
NSnsd.nic.uk ⚠️ Not in parent delegation
SOAdns1.nic.ukhostmaster@nominet.org.uk serial=1781650448
rank #128828 globally
rank #4623 in the tld
WOT: SAFE (74/100)

Same first word

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opsys.cz
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opsys.ru
opsys.co.il
opsys.se
opsys.it
opsys.mx
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Similar names

sysop.ca
ypsos.fr
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ospsy.com
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sysop.nl
sypos.cz
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sypso.com
sysop.biz
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poyss.blogspot.com
sysop.mx
sospy.com
syspo.net
ypsso.com
sysop.fr
posys.net
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psyso.com
spyos.com
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sysop.org
sysop.su
sspoy.com
syspo.us
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ypsos.com
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sysop.lt
opssy.com
sysop.cafe

DNS History

10 records (3 active, 7 former)

20162017201820192020202120222023202420252026NSjoselyn.ns.cloudflare.comryan.ns.cloudflare.comns.mainnameserver.comns2.mainnameserver.comp1.internetbolaget.sep2.internetbolaget.seMXopsys-co-uk.mail.protection.outlook.commail.opsys.co.ukA185.53.177.2079.170.44.100
●NSjoselyn.ns.cloudflare.com2026-05-31 → 2026-06-16 · 3 obs
○ 2017-03-19 00:04:20
● 2026-05-31 16:41:36
● 2026-06-16 23:36:04
○NSns.mainnameserver.com2015-06-02 → 2016-04-10 · 4 obs
● 2015-06-02 07:35:26
● 2016-04-10 10:56:22
○ 2017-03-19 00:04:20
○ 2026-06-16 23:36:04
○NSns2.mainnameserver.com2015-06-02 → 2016-04-10 · 4 obs
● 2015-06-02 07:35:26
● 2016-04-10 10:56:22
○ 2017-03-19 00:04:20
○ 2026-06-16 23:36:04
○NSp1.internetbolaget.se2017-03-19 → 2017-03-19 · 4 obs
○ 2016-04-10 10:56:22
● 2017-03-19 00:04:20
○ 2026-05-31 16:41:36
○ 2026-06-16 23:36:04
○NSp2.internetbolaget.se2017-03-19 → 2017-03-19 · 4 obs
○ 2016-04-10 10:56:22
● 2017-03-19 00:04:20
○ 2026-05-31 16:41:36
○ 2026-06-16 23:36:04
●NSryan.ns.cloudflare.com2026-05-31 → 2026-06-16 · 3 obs
○ 2017-03-19 00:04:20
● 2026-05-31 16:41:36
● 2026-06-16 23:36:04
○MXmail.opsys.co.uk2015-06-02 → 2016-04-10 · 4 obs
● 2015-06-02 07:35:26
● 2016-04-10 10:56:22
○ 2026-05-31 16:41:36
○ 2026-06-16 23:36:04
●MXopsys-co-uk.mail.protection.outlook.com2026-05-31 → 2026-06-16 · 3 obs
○ 2016-04-10 10:56:22
● 2026-05-31 16:41:36
● 2026-06-16 23:36:04
○A185.53.177.202017-03-19 → 2017-03-19 · 4 obs
○ 2016-04-10 10:56:22
● 2017-03-19 00:04:20
○ 2026-05-31 16:41:36
○ 2026-06-16 23:36:04
○A79.170.44.1002015-06-02 → 2016-04-10 · 4 obs
● 2015-06-02 07:35:26
● 2016-04-10 10:56:22
○ 2017-03-19 00:04:20
○ 2026-06-16 23:36:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ukdns1.nic.uk, dns3.nic.uk, nsc.nic.uk, nsa.nic.uk...-
opsys.co.ukjoselyn.ns.cloudflare.com, ryan.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.43

NS records: joselyn.ns.cloudflare.com, ryan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opsys.co.uk (unsigned zone)

⏱️ Timing

Total: 556ms | Queries: -

📄 Records

TypeCountSample Data
NS2joselyn.ns.cloudflare.com, ryan.ns.cloudflare.com
MX1opsys-co-uk.mail.protection.outlook.com
TXT3MS=ms14560310, google-site-verification=uOjUhu1sFBKJx3L...
SOA1joselyn.ns.cloudflare.com dns.cloudflare

Analysis

Name Servers

DNS delegation for opsys.co.uk points to two name servers: joselyn.ns.cloudflare.com and ryan.ns.cloudflare.com.

opsys.co.uk has the same name server delegation as a number of other domains, such as fps-media.com, domainenrich.com, dasan-foto.ru and two more.

opsys.co.uk has at least partial name server overlap with other domains, such as zk-pass.org, 280jb.com, kioskinet.com and two others.

It is common to find these name servers paired with the name servers anita.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

joselyn.ns.cloudflare.com has IP addresses 108.162.194.43, 162.159.38.43 and 172.64.34.43, plus 3 other.

ryan.ns.cloudflare.com has IP addresses 108.162.195.229, 162.159.44.229 and 172.64.35.229, plus 3 other.

Mail Servers

opsys.co.uk routes its mail through a single mail server, opsys-co-uk.mail.protection.outlook.com.

opsys-co-uk.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.89.0, 52.101.89.1 and 52.101.89.2, along with 5 other.