🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`hintonheating.com`

DNSSEC	⚠️ Not signed
A	185.194.90.10^{🇬🇧 KRYSTAL185.194.88.0/22}
		PTR	`tien-lon.krystal.uk`
NS	`ns1.krystal.uk` ⭐ ⚠️ Not in parent delegation
		A	77.72.0.11^{🇬🇧 KRYSTAL77.72.0.0/21 Krystal Hosting Ltd}
			PTR	`ns1.krystal.uk`
NS	`ns1.krystal.co.uk` ⚠️ Not in zone NS records
		A	77.72.0.11^{🇬🇧 KRYSTAL77.72.0.0/21 Krystal Hosting Ltd}
			PTR	`ns1.krystal.uk`
NS	`ns2.krystal.co.uk` ⚠️ Not in zone NS records
		A	139.162.230.184^{🇬🇧 AKAMAI-LINODE-AP139.162.224.0/19 Akamai Technologies}
			PTR	`ns2.krystal.uk`
NS	`ns2.krystal.uk` ⚠️ Not in parent delegation
		A	139.162.230.184^{🇬🇧 AKAMAI-LINODE-AP139.162.224.0/19 Akamai Technologies}
			PTR	`ns2.krystal.uk`
MX	`mx1.krystal.uk` ⭐
		A	185.53.56.44^{🇬🇧 KRYSTAL185.53.56.0/22}
			PTR	`mx1.strikemail.co.uk`
		A	185.53.56.46^{🇬🇧 KRYSTAL185.53.56.0/22}
			PTR	`mx1.strikemail.co.uk`
MX	`mx2.krystal.uk`⁽²⁰⁾
		A	185.53.56.45^{🇬🇧 KRYSTAL185.53.56.0/22}
			PTR	`mx2.strikemail.co.uk`
		A	185.53.56.47^{🇬🇧 KRYSTAL185.53.56.0/22}
			PTR	`mx2.strikemail.co.uk`
TXT	`v=spf1 ip4:185.194.90.10 +mx +a +ip4:77.72.0.162 +include:relay.k.io ~all`
SOA	`ns1.krystal.uk`admin@k-validator-tien-lon.krystal.uk 2026-06-26 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786939104

Previously MX for

hintonheating.com

Same first word

hintonheating.com

Similar names

onthitienghan.edu.vn

DNS History

14 records (7 active, 7 former)

○NSns1.just4dns.com2015-05-13 → 2016-07-13 · 4 obs

● 2015-05-13 23:52:48
● 2016-07-13 05:36:42
○ 2017-03-17 08:00:52
○ 2026-08-17 04:00:02

●NSns1.krystal.co.uk2017-03-17 → 2026-08-17 · 3 obs

○ 2016-07-13 05:36:42
● 2017-03-17 08:00:52
● 2026-08-17 04:00:02

●NSns1.krystal.uk2026-06-17 → 2026-08-17 · 3 obs

○ 2017-03-17 08:00:52
● 2026-06-17 21:18:58
● 2026-08-17 04:00:02

○NSns2.just4dns.com2015-05-13 → 2016-07-13 · 4 obs

● 2015-05-13 23:52:48
● 2016-07-13 05:36:42
○ 2017-03-17 08:00:52
○ 2026-08-17 04:00:02

●NSns2.krystal.co.uk2017-03-17 → 2026-08-17 · 3 obs

○ 2016-07-13 05:36:42
● 2017-03-17 08:00:52
● 2026-08-17 04:00:02

●NSns2.krystal.uk2026-06-17 → 2026-08-17 · 3 obs

○ 2017-03-17 08:00:52
● 2026-06-17 21:18:58
● 2026-08-17 04:00:02

○MXhintonheating.com2015-05-13 → 2016-07-13 · 4 obs

● 2015-05-13 23:52:48
● 2016-07-13 05:36:42
○ 2017-03-17 08:00:52
○ 2026-08-17 04:00:02

○MXmx1.krystal.co.uk2017-03-17 → 2017-03-17 · 4 obs

○ 2016-07-13 05:36:42
● 2017-03-17 08:00:52
○ 2026-06-17 21:18:58
○ 2026-08-17 04:00:02

●MXmx1.krystal.uk2026-06-17 → 2026-08-17 · 3 obs

○ 2017-03-17 08:00:52
● 2026-06-17 21:18:58
● 2026-08-17 04:00:02

○MXmx2.krystal.co.uk2017-03-17 → 2017-03-17 · 4 obs

○ 2016-07-13 05:36:42
● 2017-03-17 08:00:52
○ 2026-06-17 21:18:58
○ 2026-08-17 04:00:02

●MXmx2.krystal.uk2026-06-17 → 2026-08-17 · 3 obs

○ 2017-03-17 08:00:52
● 2026-06-17 21:18:58
● 2026-08-17 04:00:02

○A178.18.117.642015-05-13 → 2016-07-13 · 4 obs

● 2015-05-13 23:52:48
● 2016-07-13 05:36:42
○ 2017-03-17 08:00:52
○ 2026-08-17 04:00:02

●A185.194.90.102026-06-17 → 2026-08-17 · 3 obs

○ 2017-03-17 08:00:52
● 2026-06-17 21:18:58
● 2026-08-17 04:00:02

○A77.72.0.1622017-03-17 → 2017-03-17 · 4 obs

○ 2016-07-13 05:36:42
● 2017-03-17 08:00:52
○ 2026-06-17 21:18:58
○ 2026-08-17 04:00:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
hintonheating.com	ns1.krystal.co.uk, ns2.krystal.co.uk	-

✅ Authoritative Response

Server:139.162.230.184

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hintonheating.com (unsigned zone)

⏱️ Timing

Total: 586ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.194.90.10`
NS	2	`ns2.krystal.uk, ns1.krystal.uk`
MX	2	`mx1.krystal.uk (pri: 10), mx2.krystal.uk (pri: 20)`
TXT	1	`v=spf1 ip4:185.194.90.10 +mx +a +ip4:77.`
SOA	1	`ns1.krystal.uk admin.k-validator-tien-lo`

Analysis

IP Addresses

hintonheating.com resolves to one IP address: 185.194.90.10.

cottignies.com, qnet9.com, 6xonline.com and two other host names share IP numbers with hintonheating.com.

Name Servers

The authoritative name servers for hintonheating.com are ns1.krystal.uk, ns2.krystal.uk, ns1.krystal.co.uk and ns2.krystal.co.uk.

hintonheating.com has at least partial name server overlap with other domains, such as osif.org.uk, impact-report.com, lunarmundi.com and two others.

ns1.cloudhosting.uk, ns2.cloudhosting.uk and ns1.krystal.io — plus 5 other name servers — are commonly paired with these name servers.

Four host names, each with a single IP address: ns1.krystal.uk → 77.72.0.11, ns2.krystal.uk → 139.162.230.184, ns1.krystal.co.uk → 77.72.0.11 and ns2.krystal.co.uk → 139.162.230.184.

The host names ns1.krystal.uk and ns1.krystal.co.uk both resolve to 77.72.0.11 IP addresses.

The host names ns2.krystal.uk and ns2.krystal.co.uk both resolve to 139.162.230.184 IP addresses.

Mail Servers

Mail for hintonheating.com is handled by two mail servers — mx1.krystal.uk and mx2.krystal.uk.

hintonheating.com uses an identical mail server configuration to several other domains — among them backroomband.co.uk, thwltd.com, myofficeinchina.com and two more.

Both mx1.krystal.uk and mx2.krystal.uk have two IP addresses each. mx1.krystal.uk resolves to 185.53.56.44 and 185.53.56.46; mx2.krystal.uk resolves to 185.53.56.45 and 185.53.56.47.

hintonheating.com - robtex.com