mester-d.dk

Records from scan: 2026-10-02 06:37:14 · 2647ms total · last checked 2026-10-16 22:42 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mester-d.dk is a .dk domain served by 2 nameservers (colin.ns.cloudflare.com, elaine.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 45.134.167.28 is hosted by INFOWISE SERVICES ApS (AS216230) in Denmark. Mail is handled by mail.mathiesen.info. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
colin.ns.cloudflare.com	108.162.195.75 162.159.44.75 172.64.35.75 2606:4700:58::a29f:2c4b 2803:f800:50::6ca2:c34b 2a06:98c1:50::ac40:234b	colin.ns.cloudflare.com colin.ns.cloudflare.com colin.ns.cloudflare.com colin.ns.cloudflare.com colin.ns.cloudflare.com colin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
elaine.ns.cloudflare.com	108.162.192.152 172.64.32.152 173.245.58.152 2606:4700:50::adf5:3a98 2803:f800:50::6ca2:c098 2a06:98c1:50::ac40:2098	elaine.ns.cloudflare.com elaine.ns.cloudflare.com elaine.ns.cloudflare.com elaine.ns.cloudflare.com elaine.ns.cloudflare.com elaine.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
45.134.167.28	300s	45-134-167-28.ip.od1.lokalconnect.dk	AS216230	INFOWISE SERVICES ApS	45.134.164.0/22	🇩🇰 Denmark	Korsør

📧 MX Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.mathiesen.info	45.134.167.28	45-134-167-28.ip.od1.lokalconnect.dk	AS216230 INFOWISE SERVICES ApS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	45.134.167.28
🔶 Autoconfig	45.134.167.28

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 249ms

TXT Record
v=spf1 mx ip4:45.134.167.28 -all

✉️ SPF#

Policy	Record (mester-d.dk)
-all (hard fail)	v=spf1 mx ip4:45.134.167.28 -all

📨 DMARC#

Policy	Record (_dmarc.mester-d.dk)
p=reject	v=DMARC1;p=reject;sp=reject;pct=100;adkim=r;aspf=s;rua=mailto:abuse@mathiesen.info;ruf=mailto:postmaster@mathiesen.info;fo=1

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

10 records 57ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🧩 Web & zone#

checked 2026-10-11 13:47:55

www	45.134.167.28 (AS216230) (address records, no CNAME)
www vs bare domain	Same network mester-d.dk: 45.134.167.28 (AS216230) www.mester-d.dk: 45.134.167.28 (AS216230)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

129ms

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

🏷️ SOA#

49ms

Field	Value
Serial	2416334044
Primary NS (MNAME)	colin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

42ms

44ms

38ms

AAAA

41ms

TXT

249ms

CAA

57ms

HTTPS

69ms

TLSA

1664ms

SOA

49ms

MTA-STS

72ms

DNSSEC

129ms

SRV

80ms

Total

2647ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 06:37:14 shown	2647ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 06:14:16	876ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-26 06:12:00	1307ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-25 05:57:13	1202ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-09 15:31:04	3330ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-03 18:56:16	1011ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 11:32:21	1013ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-18 08:22:41	1278ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-03 11:20:57	1294ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-28 01:25:25	18655ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-19 10:06:47	8450ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-18 05:39:11	1576ms	2 NS 1 A 1 MX	🔓 Insecure