grskuk.com - robtex.com

grskuk.com

DNSSEC⚠️ Not signed
A185.194.90.17🇬🇧 KRYSTAL185.194.88.0/22
PTRdabura-lon.krystal.uk
NSns1.krystal.uk ⭐ ⚠️ Not in parent delegation
A77.72.0.11🇬🇧 KRYSTAL77.72.0.0/21 Krystal Hosting Ltd
PTRns1.krystal.uk
NSns1.krystal.co.uk ⚠️ Not in zone NS records
A77.72.0.11🇬🇧 KRYSTAL77.72.0.0/21 Krystal Hosting Ltd
PTRns1.krystal.uk
NSns2.krystal.co.uk ⚠️ Not in zone NS records
A139.162.230.184🇬🇧 AKAMAI-LINODE-AP139.162.224.0/19 Akamai Technologies
PTRns2.krystal.uk
NSns2.krystal.uk ⚠️ Not in parent delegation
A139.162.230.184🇬🇧 AKAMAI-LINODE-AP139.162.224.0/19 Akamai Technologies
PTRns2.krystal.uk
MXmx1.krystal.uk ⭐
A185.53.56.44🇬🇧 KRYSTAL185.53.56.0/22
PTRmx1.strikemail.co.uk
A185.53.56.46🇬🇧 KRYSTAL185.53.56.0/22
PTRmx1.strikemail.co.uk
MXmx2.krystal.uk(20)
A185.53.56.45🇬🇧 KRYSTAL185.53.56.0/22
PTRmx2.strikemail.co.uk
A185.53.56.47🇬🇧 KRYSTAL185.53.56.0/22
PTRmx2.strikemail.co.uk
TXTv=spf1 ip4:185.194.90.17 ip4:77.72.1.86 a mx include:relay.k.io ~all
SOAns1.krystal.ukadmin@k-validator-dabura-lon.krystal.uk 2026-02-21 #1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1776130282

Previously MX for

grskuk.com

Subdomains

www.grskuk.com

Same first word

grskuk.com

DNS History

17 records (7 active, 10 former)

20162017201820192020202120222023202420252026NSns1.krystal.co.ukns1.krystal.ukns2.krystal.co.ukns2.krystal.ukns1.vidacloud.co.ukns1.vidahost.comns2.vidacloud.co.ukns2.vidahost.comns3.vidahost.comMXmx1.krystal.ukmx2.krystal.ukgrskuk.commail3.eqx.gridhost.co.ukA185.194.90.17185.119.173.8991.146.111.3395.142.152.194
●NSns1.krystal.co.uk2026-03-28 → 2026-04-14 · 3 obs
○ 2017-02-12 05:42:38
● 2026-03-28 16:07:06
● 2026-04-14 02:01:14
●NSns1.krystal.uk2026-03-28 → 2026-04-14 · 3 obs
○ 2017-02-12 05:42:38
● 2026-03-28 16:07:06
● 2026-04-14 02:01:14
○NSns1.vidacloud.co.uk2015-11-14 → 2017-02-12 · 5 obs
○ 2015-07-16 05:59:52
● 2015-11-14 13:14:54
● 2017-02-12 05:42:38
○ 2026-03-28 16:07:06
○ 2026-04-14 02:01:14
○NSns1.vidahost.com2015-07-16 → 2015-07-16 · 3 obs
● 2015-07-16 05:59:52
○ 2015-11-14 13:14:54
○ 2026-04-14 02:01:14
●NSns2.krystal.co.uk2026-03-28 → 2026-04-14 · 3 obs
○ 2017-02-12 05:42:38
● 2026-03-28 16:07:06
● 2026-04-14 02:01:14
●NSns2.krystal.uk2026-03-28 → 2026-04-14 · 3 obs
○ 2017-02-12 05:42:38
● 2026-03-28 16:07:06
● 2026-04-14 02:01:14
○NSns2.vidacloud.co.uk2015-11-14 → 2017-02-12 · 5 obs
○ 2015-07-16 05:59:52
● 2015-11-14 13:14:54
● 2017-02-12 05:42:38
○ 2026-03-28 16:07:06
○ 2026-04-14 02:01:14
○NSns2.vidahost.com2015-07-16 → 2015-07-16 · 3 obs
● 2015-07-16 05:59:52
○ 2015-11-14 13:14:54
○ 2026-04-14 02:01:14
○NSns3.vidahost.com2015-07-16 → 2015-07-16 · 3 obs
● 2015-07-16 05:59:52
○ 2015-11-14 13:14:54
○ 2026-04-14 02:01:14
○MXgrskuk.com2015-07-16 → 2015-07-16 · 3 obs
● 2015-07-16 05:59:52
○ 2015-11-14 13:14:54
○ 2026-04-14 02:01:14
○MXmail3.eqx.gridhost.co.uk2015-11-14 → 2017-02-12 · 5 obs
○ 2015-07-16 05:59:52
● 2015-11-14 13:14:54
● 2017-02-12 05:42:38
○ 2026-03-28 16:07:06
○ 2026-04-14 02:01:14
●MXmx1.krystal.uk2026-03-28 → 2026-04-14 · 3 obs
○ 2017-02-12 05:42:38
● 2026-03-28 16:07:06
● 2026-04-14 02:01:14
●MXmx2.krystal.uk2026-03-28 → 2026-04-14 · 3 obs
○ 2017-02-12 05:42:38
● 2026-03-28 16:07:06
● 2026-04-14 02:01:14
○A185.119.173.892017-02-12 → 2017-02-12 · 4 obs
○ 2016-03-24 17:31:00
● 2017-02-12 05:42:38
○ 2026-03-28 16:07:06
○ 2026-04-14 02:01:14
●A185.194.90.172026-03-28 → 2026-04-14 · 3 obs
○ 2017-02-12 05:42:38
● 2026-03-28 16:07:06
● 2026-04-14 02:01:14
○A91.146.111.332015-07-16 → 2015-07-16 · 3 obs
● 2015-07-16 05:59:52
○ 2015-11-14 13:14:54
○ 2026-04-14 02:01:14
○A95.142.152.1942015-11-14 → 2016-03-24 · 5 obs
○ 2015-07-16 05:59:52
● 2015-11-14 13:14:54
● 2016-03-24 17:31:00
○ 2017-02-12 05:42:38
○ 2026-04-14 02:01:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comm.gtld-servers.net, a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...-
grskuk.comns1.krystal.co.uk, ns2.krystal.co.uk-

✅ Authoritative Response

Server:77.72.0.11

NS records: ns1.krystal.co.uk, ns2.krystal.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grskuk.com (unsigned zone)

⏱️ Timing

Total: 659ms | Queries: -

📄 Records

TypeCountSample Data
A1185.194.90.17
NS2ns1.krystal.uk, ns2.krystal.uk
MX2mx1.krystal.uk (pri: 10), mx2.krystal.uk (pri: 20)
TXT1v=spf1 ip4:185.194.90.17 ip4:77.72.1.86
SOA1ns1.krystal.uk admin.k-validator-dabura-

Analysis

Hierarchy

grskuk.com is the parent of www.grskuk.com.

IP Addresses

grskuk.com resolves to a single IP address: 185.194.90.17.

Other host names including defaultposition.co.uk, capturetheconfetti.com, designelements.co.uk, perfectpave.com and beyondhousing.co.uk share IP numbers with grskuk.com.

Name Servers

grskuk.com is delegated to four name servers: ns1.krystal.uk, ns2.krystal.uk, ns1.krystal.co.uk and ns2.krystal.co.uk.

grskuk.com at least partially shares name servers with other domains, including alliedbuilders-seychelles.com, nulmedia.com, wansteadium.com, shielbrae.com and gooddesigner.co.uk.

These name servers are commonly used with ns1.cloudhosting.uk, ns2.cloudhosting.uk, ns1.krystal.io, ns2.krystal.io, ns3.krystal.io, ns4.krystal.io, ns1.cloudhosting.co.uk and ns2.cloudhosting.co.uk.

Host names with one IP number:

ns1.krystal.uk points to 77.72.0.11.

ns2.krystal.uk points to 139.162.230.184.

ns1.krystal.co.uk points to 77.72.0.11.

ns2.krystal.co.uk points to 139.162.230.184.

Host names pointing to 77.72.0.11: ns1.krystal.uk and ns1.krystal.co.uk.

Host names pointing to 139.162.230.184: ns2.krystal.uk and ns2.krystal.co.uk.

Mail Servers

grskuk.com is handled by two mail servers: mx1.krystal.uk and mx2.krystal.uk.

grskuk.com shares its mail server setup with other domains, including cundyx.com, actinia.co.uk, jgowrum.com, theohart.com and alexafay.com.

Host names with two IPs:

mx1.krystal.uk points to: 185.53.56.44 and 185.53.56.46

mx2.krystal.uk points to: 185.53.56.45 and 185.53.56.47