mathiasnielsen.dk DNS records

🖥️ Nameservers4 records 260ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.COM	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.COM	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.COM	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.COM	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 247ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.100	3600s	dnsforward.simply.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records5 records 263ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	ASPMX.L.GOOGLE.COM	2a00:1450:4001:c21::1a 74.125.206.27	lcfrai-in-f26.1e100.net wk-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	ALT1.ASPMX.L.GOOGLE.COM	192.178.213.26 2a00:1450:4013:c1e::1b	yugrqzs-in-f26.1e100.net yugrqzs-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	ALT2.ASPMX.L.GOOGLE.COM	192.178.211.27 2a00:1450:4001:c21::1b	lcbomp-in-f27.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	ASPMX2.GOOGLEMAIL.COM	172.253.152.27 2a00:1450:4010:c22::1b	yulpptr-in-f27.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	ASPMX3.GOOGLEMAIL.COM	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	94.231.109.6
🔶 Autoconfig	94.231.109.6

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 398ms

TXT Record
google-site-verification=u4Wt52HGRU1jMRPBNKUcnNYAoRG5mNUGmBx5J4egJKA

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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

🔗 TLSA / DANE

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

🔐 DNSSEC373ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA223ms

Field	Value
Serial	2020072990
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

260ms

A

247ms

MX

263ms

AAAA

219ms

TXT

398ms

CAA

241ms

HTTPS

246ms

TLSA

355ms

SOA

223ms

MTA-STS

265ms

DNSSEC

373ms

SRV

262ms

Total

3097ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-25 11:34:33	3097ms	4 NS 1 A 5 MX	🔒 Secure	View
2026-06-25 03:39:25	944ms	4 NS 1 A 5 MX	🔒 Secure	View
2026-06-22 12:09:51	877ms	4 NS 1 A 5 MX	🔒 Secure	View
2026-06-18 02:38:02	1091ms	4 NS 1 A 5 MX	🔒 Secure	View