`vacationdivers.com`

DNSSEC	⚠️ Not signed
A	77.72.2.100^{🇬🇧 KRYSTAL77.72.2.0/24}
		PTR	`p100.lon.krystal.io`
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.io` ⭐
		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.io`⁽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 +a +mx +ip4:77.72.2.100 include:relay.k.io ~all`
SOA	`ns1.krystal.uk`admin@k-validator-tuna-lon.krystal.uk 2026-03-03 #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=1771291435

DNS History

14 records (7 active, 7 former)

○NSns1.hostmonster.com2015-08-05 → 2016-12-22 · 4 obs

● 2015-08-05 18:33:04
● 2016-12-22 21:41:10
○ 2019-01-02 14:39:40
○ 2026-03-18 19:09:02

●NSns1.krystal.co.uk2019-01-02 → 2026-03-18 · 3 obs

○ 2016-12-22 21:41:10
● 2019-01-02 14:39:40
● 2026-03-18 19:09:02

●NSns1.krystal.uk2026-03-18 → 2026-03-18 · 3 obs

○ 2019-01-02 14:39:40
● 2026-03-18 19:09:00
● 2026-03-18 19:09:02

○NSns2.hostmonster.com2015-08-05 → 2016-12-22 · 4 obs

● 2015-08-05 18:33:04
● 2016-12-22 21:41:10
○ 2019-01-02 14:39:40
○ 2026-03-18 19:09:02

●NSns2.krystal.co.uk2019-01-02 → 2026-03-18 · 3 obs

○ 2016-12-22 21:41:10
● 2019-01-02 14:39:40
● 2026-03-18 19:09:02

●NSns2.krystal.uk2026-03-18 → 2026-03-18 · 3 obs

○ 2019-01-02 14:39:40
● 2026-03-18 19:09:00
● 2026-03-18 19:09:02

○MXmail.vacationdivers.com2015-08-05 → 2016-12-22 · 4 obs

● 2015-08-05 18:33:04
● 2016-12-22 21:41:10
○ 2019-01-02 14:39:40
○ 2026-03-18 19:09:02

○MXmx1.krystal.co.uk2019-01-02 → 2019-01-02 · 4 obs

○ 2016-12-22 21:41:10
● 2019-01-02 14:39:40
○ 2026-03-18 19:09:00
○ 2026-03-18 19:09:02

●MXmx1.krystal.io2026-03-18 → 2026-03-18 · 3 obs

○ 2019-01-02 14:39:40
● 2026-03-18 19:09:00
● 2026-03-18 19:09:02

○MXmx2.krystal.co.uk2019-01-02 → 2019-01-02 · 4 obs

○ 2016-12-22 21:41:10
● 2019-01-02 14:39:40
○ 2026-03-18 19:09:00
○ 2026-03-18 19:09:02

●MXmx2.krystal.io2026-03-18 → 2026-03-18 · 3 obs

○ 2019-01-02 14:39:40
● 2026-03-18 19:09:00
● 2026-03-18 19:09:02

○A74.220.207.1832015-08-05 → 2016-12-22 · 4 obs

● 2015-08-05 18:33:04
● 2016-12-22 21:41:10
○ 2019-01-02 14:39:40
○ 2026-03-18 19:09:02

○A77.72.0.1942019-01-02 → 2019-01-02 · 4 obs

○ 2016-12-22 21:41:10
● 2019-01-02 14:39:40
○ 2026-03-18 19:09:00
○ 2026-03-18 19:09:02

●A77.72.2.1002026-03-18 → 2026-03-18 · 3 obs

○ 2019-01-02 14:39:40
● 2026-03-18 19:09:00
● 2026-03-18 19:09:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net...	-
vacationdivers.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 vacationdivers.com (unsigned zone)

⏱️ Timing

Total: 717ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`77.72.2.100`
NS	2	`ns2.krystal.uk, ns1.krystal.uk`
MX	2	`mx1.krystal.io (pri: 10), mx2.krystal.io (pri: 20)`
TXT	1	`v=spf1 +a +mx +ip4:77.72.2.100 include:r`
SOA	1	`ns1.krystal.uk admin.k-validator-tuna-lo`

Analysis

IP Addresses

vacationdivers.com points to a single IP: 77.72.2.100.

Other host names, for instance somind.co.uk, quickfixcomputers.uk, mattcruse-dev.mchost.co.uk, stealthguardsecurity.co.uk and webdisk.thetrainingrock.com share IP numbers with vacationdivers.com.

Name Servers

vacationdivers.com's delegation is handled by four name servers: ns1.krystal.uk, ns2.krystal.uk, ns1.krystal.co.uk and ns2.krystal.co.uk.

vacationdivers.com partially shares name servers with other domains; examples include virtualriders.org.uk, catss.org.uk, smartword.co.uk, tezlow.com and sistenytt.no.

These name servers commonly accompany ns1.cloudhosting.uk, ns2.cloudhosting.uk, ns1.cloudhosting.co.uk and ns2.cloudhosting.co.uk.

Host names with a single IP address:

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

vacationdivers.com is handled by two mail servers: mx1.krystal.io and mx2.krystal.io.

vacationdivers.com has the same mail server setup as other domains, including evangelism-conference.org.uk, bsg-i.com, oicc.uk, sgud.co.uk and valenciacostablanca.com.

Host names with two IP numbers:

mx1.krystal.io points to: 185.53.56.44 and 185.53.56.46

mx2.krystal.io points to: 185.53.56.45 and 185.53.56.47

vacationdivers.com - robtex.com