thinktwice.dk DNS records

🖥️ Nameservers3 records 342ms

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

🌍 A Records1 records 231ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.100	600s	dnsforward.simply.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records5 records 244ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.251.127.27 2a00:1450:400c:c06::1b 2a00:1450:400c:c06::1b	lcfrai-in-f27.1e100.net wb-in-f27.1e100.net wb-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	172.253.152.27 2a00:1450:4013:c1e::1a	yulpptr-in-f27.1e100.net yugrqzs-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.27 2a00:1450:4025:c01::1a	so-in-f27.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	172.253.152.26 2404:6800:4008:c01::1b	yulpptr-in-f26.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 855ms

TXT Record
v=spf1 include:_spf.google.com include:spf.simply.com -all

✉️ SPF

Policy	Record (thinktwice.dk)
-all (hard fail)	v=spf1 include:_spf.google.com include:spf.simply.com -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

🔗 TLSA / DANE

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

🔐 DNSSEC648ms

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

🏷️ SOA181ms

Field	Value
Serial	2026052713
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

342ms

A

231ms

MX

244ms

AAAA

292ms

TXT

855ms

CAA

271ms

HTTPS

277ms

TLSA

1087ms

SOA

181ms

MTA-STS

291ms

DNSSEC

648ms

SRV

280ms

Total

11392ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-27 11:20:09	11392ms	3 NS 1 A 5 MX	🔒 Secure	View
2026-06-24 10:09:25	1111ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-24 02:59:50	775ms	3 NS 1 A 5 MX	🔒 Secure	View
2026-06-19 18:52:54	2891ms	3 NS 1 A 5 MX	🔒 Secure	View
2026-06-17 17:06:05	1180ms	3 NS 1 A 5 MX	🔒 Secure	View