a-guide.dk DNS records

🖥️ Nameservers4 records 113ms

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 Records

🌍

No A records found

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records

📝

No TXT records found

✉️ 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)

🔐 DNSSEC2225ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA

✗ No SOA record found

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

113ms

A

134ms

MX

133ms

AAAA

137ms

TXT

703ms

CAA

133ms

HTTPS

150ms

TLSA

208ms

SOA

132ms

MTA-STS

164ms

DNSSEC

2225ms

SRV

232ms

Total

3819ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 05:05:03	3819ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-24 06:25:17	5218ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-22 23:05:46	2971ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-21 22:56:14	6667ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-20 22:43:26	1967ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-19 22:15:40	17181ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-18 22:06:44	7253ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-17 00:09:11	5917ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-14 18:52:49	3285ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-13 00:18:17	4178ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-11 21:53:19	4862ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-10 18:16:35	9495ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-09 16:40:53	1668ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-06 21:23:20	12317ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-30 15:32:31	3539ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-27 20:42:52	10291ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-26 19:15:47	1257ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-25 18:43:46	10229ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-24 18:24:11	9348ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-23 17:08:12	9979ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-22 10:53:57	8932ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-21 02:38:33	3334ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-20 00:19:13	9709ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-18 23:57:55	1406ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-17 22:59:51	4016ms	4 NS 0 A 0 MX	❓ Unknown	View