`alphabetbrains.com`

DNSSEC	⚠️ Not signed
A	185.194.90.12^{🇬🇧 KRYSTAL185.194.88.0/22}
		PTR	`whis-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 ip4:185.194.90.12 a mx ip4:77.72.0.226 include:relay.k.io ~all`
SOA	`ns1.krystal.uk`admin@k-validator-whis-lon.krystal.uk 2026-02-25 #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=1777079066

Same first word

alphabetbrains.com

DNS History

15 records (7 active, 8 former)

●NSns1.krystal.co.uk2018-06-01 → 2026-04-25 · 3 obs

○ 2016-12-17 03:33:56
● 2018-06-01 15:13:24
● 2026-04-25 01:10:24

●NSns1.krystal.uk2026-03-11 → 2026-04-25 · 3 obs

○ 2018-06-01 15:13:24
● 2026-03-11 03:26:28
● 2026-04-25 01:10:24

○NSns1.wordpress.com2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 03:33:56
○ 2018-06-01 15:13:24
○ 2026-04-25 01:10:24

●NSns2.krystal.co.uk2018-06-01 → 2026-04-25 · 3 obs

○ 2016-12-17 03:33:56
● 2018-06-01 15:13:24
● 2026-04-25 01:10:24

●NSns2.krystal.uk2026-03-11 → 2026-04-25 · 3 obs

○ 2018-06-01 15:13:24
● 2026-03-11 03:26:28
● 2026-04-25 01:10:24

○NSns2.wordpress.com2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 03:33:56
○ 2018-06-01 15:13:24
○ 2026-04-25 01:10:24

○NSns3.wordpress.com2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 03:33:56
○ 2018-06-01 15:13:24
○ 2026-04-25 01:10:24

○MXmx1.krystal.co.uk2018-06-01 → 2018-06-01 · 3 obs

● 2018-06-01 15:13:24
○ 2026-03-11 03:26:28
○ 2026-04-25 01:10:24

●MXmx1.krystal.uk2026-03-11 → 2026-04-25 · 3 obs

○ 2018-06-01 15:13:24
● 2026-03-11 03:26:28
● 2026-04-25 01:10:24

○MXmx2.krystal.co.uk2018-06-01 → 2018-06-01 · 3 obs

● 2018-06-01 15:13:24
○ 2026-03-11 03:26:28
○ 2026-04-25 01:10:24

●MXmx2.krystal.uk2026-03-11 → 2026-04-25 · 3 obs

○ 2018-06-01 15:13:24
● 2026-03-11 03:26:28
● 2026-04-25 01:10:24

●A185.194.90.122026-03-11 → 2026-04-25 · 3 obs

○ 2018-06-01 15:13:24
● 2026-03-11 03:26:28
● 2026-04-25 01:10:24

○A192.0.78.242016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 03:33:56
○ 2018-06-01 15:13:24
○ 2026-04-25 01:10:24

○A192.0.78.252016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 03:33:56
○ 2018-06-01 15:13:24
○ 2026-04-25 01:10:24

○A77.72.0.2262018-06-01 → 2018-06-01 · 4 obs

○ 2016-12-17 03:33:56
● 2018-06-01 15:13:24
○ 2026-03-11 03:26:28
○ 2026-04-25 01:10:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net...	-
alphabetbrains.com	ns1.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 alphabetbrains.com (unsigned zone)

⏱️ Timing

Total: 860ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.194.90.12`
NS	2	`ns2.krystal.uk, ns1.krystal.uk`
MX	2	`mx2.krystal.uk (pri: 20), mx1.krystal.uk (pri: 10)`
TXT	1	`v=spf1 ip4:185.194.90.12 a mx ip4:77.72.`
SOA	1	`ns1.krystal.uk admin.k-validator-whis-lo`

Analysis

IP Addresses

alphabetbrains.com points to IP number 185.194.90.12.

For instance, other host names mclportal.net, floralimages.co.uk, sbsr.co.uk, ceema.co.uk and crellin.org.uk share IP numbers with alphabetbrains.com.

Name Servers

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

alphabetbrains.com shares name servers with other domains at least partially, for example arcosglobal.com, langhambooks.com, bes-t.co.uk, ukmenssheds.com and cutthatdesign.com.

these name servers are often used with the following: ns1.cloudhosting.uk, ns2.cloudhosting.uk, ns2.uksrv.co.uk, ns1.cloudhosting.co.uk, ns2.cloudhosting.co.uk, ns1.krystal.io, ns2.krystal.io, ns3.krystal.io, ns4.krystal.io and ns1.uksrv.co.uk.

Host names sharing one IP address:

The host name ns1.krystal.uk points to 77.72.0.11.

The host name ns2.krystal.uk points to 139.162.230.184.

The host name ns1.krystal.co.uk points to 77.72.0.11.

The host name 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

Two mail servers mx1.krystal.uk and mx2.krystal.uk handle alphabetbrains.com.

alphabetbrains.com shares the same mail server setup as other domains, for instance toucanofscotland.co.uk, globalmatters.org, andrewattwell.com, fast-air.co.uk and aberlink.co.uk.

alphabetbrains.com shares some mail servers with other domains to some extent, for instance thomasesq.com and norab.org.

Host names with two IP numbers:

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.

alphabetbrains.com - robtex.com