stubtec.dk DNS records

🖥️ Nameservers4 records 42ms

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 Records2 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.101.2.157	600s	—	AS8075	Microsoft Corporation	20.64.0.0/10	🇳🇱 The Netherlands	Amsterdam
94.231.103.100	600s	dnsforward.simply.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records5 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	600s	aspmx.l.google.com	108.177.14.27 2a00:1450:4010:c08::1a 2a00:1450:4010:c08::1a	lt-in-f27.1e100.net lg-in-f26.1e100.net lg-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	600s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	600s	alt3.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	600s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.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 Records4 records 132ms

TXT Record
_oz5m0a0k6faagvvhtoucy03p2q2zn6z
google-site-verification=aUXzKb9zve4TMnoAtY6AiDoiS96E1tz02MG_VNX1WsQ
MS=FB1F459858D647481176F4AC132CEDE757469E14
v=spf1 include:_spf.google.com ~all

✉️ SPF

Policy	Record (stubtec.dk)
~all (soft fail)	v=spf1 include:_spf.google.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)

🔐 DNSSEC82ms

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

🏷️ SOA0ms

Field	Value
Serial	2026011000
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

42ms

A

42ms

MX

52ms

AAAA

48ms

TXT

132ms

CAA

56ms

HTTPS

48ms

TLSA

81ms

SOA

0ms

MTA-STS

59ms

DNSSEC

82ms

SRV

61ms

Total

717ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 06:41:24	717ms	4 NS 2 A 5 MX	🔒 Secure	View
2026-06-26 13:43:47	871ms	4 NS 2 A 5 MX	🔒 Secure	View
2026-06-24 22:40:23	728ms	4 NS 2 A 5 MX	🔒 Secure	View
2026-06-22 01:20:13	1021ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 23:37:38	1164ms	4 NS 2 A 5 MX	🔒 Secure	View
2026-06-19 19:20:44	3204ms	4 NS 2 A 5 MX	🔒 Secure	View
2026-06-18 06:45:30	1097ms	4 NS 2 A 5 MX	🔒 Secure	View