mail.mapcore.org - dns.ninja

`mail.mapcore.org`

CNAME	`mapcore.org`
DNSSEC	⚠️ Not signed
A	77.72.2.151^{🇬🇧 KRYSTAL77.72.2.0/24}
		PTR	`p151.lon.krystal.io`
NS	`ns1.krystal.uk` ⭐
		A	77.72.0.11^{🇬🇧 KRYSTAL77.72.0.0/21 Krystal Hosting Ltd}
			PTR	`ns1.krystal.uk`
NS	`ns2.krystal.uk`
		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 ip4:185.194.90.30 ip4:77.72.2.151 ip4:77.72.2.79 include:relay.k.io a ...`
SOA	`ns1.krystal.uk`admin@demo.p151.lon.krystal.io 2026-06-25 #7

`mapcore.org`

	DNSSEC	⚠️ Not signed
	A	77.72.2.151^{🇬🇧 KRYSTAL77.72.2.0/24}
	NS	`ns1.krystal.uk` ⭐
	NS	`ns2.krystal.uk`
	MX	`mx1.krystal.io` ⭐
	MX	`mx2.krystal.io`⁽²⁰⁾
	TXT	`v=spf1 ip4:185.194.90.30 ip4:77.72.2.151 ip4:77.72.2.79 include:relay.k.io a ...`
	SOA	`ns1.krystal.uk`admin@demo.p151.lon.krystal.io 2026-06-25 #7

WOT: SAFE (61/100)
📈 Tranco rank: #562,866

Previously MX for

mapcore.org

mail.mapcore.org

www.mapcore.org

Same first word

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DNS History

3 records (1 active, 2 former)

○MXmail.mapcore.org2015-10-19 → 2016-05-29 · 4 obs

● 2015-10-19 19:38:06
● 2016-05-29 18:03:08
○ 2026-04-18 02:31:10
○ 2026-06-28 20:13:56

○A79.170.40.742015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 22:41:02
○ 2015-10-19 19:38:06
○ 2026-06-28 20:13:56

●CNAMEmapcore.org2026-04-18 → 2026-06-28 · 2 obs

● 2026-04-18 02:31:10
● 2026-06-28 20:13:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org	-
mapcore.org	ns2.krystal.uk, ns1.krystal.uk	-

✅ Authoritative Response

Server:139.162.230.184

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mapcore.org (unsigned zone)

⏱️ Timing

Total: 631ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`mapcore.org`

Analysis

IP Addresses

mail.mapcore.org resolves to one IP address: 77.72.2.151.

avfc.uk, www.hill-engineering.co.uk, aladinshisha.com and two other host names share IP numbers with mail.mapcore.org.

Name Servers

mail.mapcore.org is delegated to two name servers: ns1.krystal.uk and ns2.krystal.uk.

mail.mapcore.org uses the same name servers as several other domains — among them scubaco.co.uk, arc-methodists.org.uk, burtonps.co.uk and two more.

At least some of mail.mapcore.org's name servers are shared with other domains, for example wickyt.com, polish-navy.org, eadie.net and two more.

These name servers tend to co-occur with ns1.krystal.co.uk, ns2.krystal.co.uk, ns1.cloudhosting.uk and 7 other name servers in the same DNS delegations.

Each of ns1.krystal.uk and ns2.krystal.uk has one IP address: ns1.krystal.uk uses 77.72.0.11 and ns2.krystal.uk uses 139.162.230.184.

Mail Servers

Mail for mail.mapcore.org is handled by two mail servers — mx1.krystal.io and mx2.krystal.io.

mail.mapcore.org uses an identical mail server configuration to several other domains — among them longmoose.co.uk, kernowek.co.uk, siennaclarke.com and two more.

mx1.krystal.io and mx2.krystal.io each resolve to two IP addresses: mx1.krystal.io points to 185.53.56.44 and 185.53.56.46, while mx2.krystal.io points to 185.53.56.45 and 185.53.56.47.