smartguy.dk DNS records

🖥️ Nameservers4 records 108ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.krystal.io	77.72.0.11	ns1.krystal.uk	AS12488 Krystal Hosting Ltd
ns2.krystal.io	139.162.230.184	ns2.krystal.uk	AS63949 Akamai Connected Cloud
ns3.krystal.io	77.72.0.13	ns1.cloudhosting.co.uk	AS12488 Krystal Hosting Ltd
ns4.krystal.io	139.162.254.53	ns2.cloudhosting.co.uk	AS63949 Akamai Connected Cloud

🌍 A Records1 records 99ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.72.2.112	14400s	p112.lon.krystal.io	AS12488	Krystal Hosting Ltd	77.72.0.0/21	🇬🇧 United Kingdom	London

📧 MX Records2 records 108ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.krystal.io	185.53.56.44 185.53.56.46	mx1.strikemail.co.uk mx1.strikemail.co.uk	AS12488 Krystal Hosting Ltd AS12488 Krystal Hosting Ltd
20	3600s	mx2.krystal.io	185.53.56.45 185.53.56.47	mx2.strikemail.co.uk mx2.strikemail.co.uk	AS12488 Krystal Hosting Ltd AS12488 Krystal Hosting Ltd

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 393ms

TXT Record
v=spf1 ip4:185.194.90.17 ip4:77.72.2.112 include:relay.k.io a mx ip4:77.72.1.86 ~all

✉️ SPF

Policy	Record (smartguy.dk)
~all (soft fail)	v=spf1 ip4:185.194.90.17 ip4:77.72.2.112 include:relay.k.io a mx ip4:77.72.1.86 ~all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.smartguy.dk	oopkIVWvzx4Ck09RGmfI0IGG-rdHEicsLCYIjpMcfZc

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC204ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026083103
Primary NS (MNAME)	ns1.krystal.io
Responsible (RNAME)	admin@demo.p112.lon.krystal.io
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 RegistrationWHOIS fetched 2026-08-29 02:38:59

Field	Value
Registrar	Nom-Iq Ltd
Registered	2000-02-08
Expires	2027-03-31 (210d)

📋 WHOIS

⏱️ Lookup Timing

NS

108ms

A

99ms

MX

108ms

AAAA

116ms

TXT

393ms

CAA

70ms

HTTPS

113ms

TLSA

190ms

SOA

0ms

MTA-STS

133ms

DNSSEC

204ms

SRV

158ms

Total

2371ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 13:06:06	2371ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-29 02:38:33	2423ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-28 01:57:30	1881ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-27 00:58:53	2020ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-25 08:07:02	9451ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-24 05:52:18	3718ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-22 23:08:56	8042ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-21 23:03:17	2797ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-20 22:54:46	6086ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-19 21:21:21	7244ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-18 20:50:09	4945ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-16 21:36:02	3094ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-15 15:11:17	3652ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-14 07:19:30	11084ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-13 05:17:43	2669ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-11 19:24:55	4156ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-10 12:34:05	3815ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-06 22:26:26	4096ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-03 05:03:48	9519ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-07-30 15:54:20	33035ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-07-29 00:29:56	3985ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-07-27 15:11:32	11052ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-07-26 14:28:35	10029ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-07-25 13:49:51	4625ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-07-24 13:38:35	10964ms	4 NS 1 A 2 MX	🔓 Insecure	View