alter.dk DNS records

🖥️ Nameservers4 records 120ms

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)

🔐 DNSSEC148ms

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

120ms

A

2148ms

MX

127ms

AAAA

124ms

TXT

575ms

CAA

130ms

HTTPS

118ms

TLSA

144ms

SOA

138ms

MTA-STS

131ms

DNSSEC

148ms

SRV

150ms

Total

3206ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-12 21:49:00	3206ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-23 21:01:50	1712ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-22 16:36:14	1627ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-21 16:14:33	7784ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-20 16:05:57	18170ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-19 09:47:42	7210ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-18 09:44:19	4549ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-16 00:08:50	1960ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-14 17:44:36	6707ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-12 13:52:48	4950ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-10 00:25:00	10284ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-08 07:39:02	10346ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-08-01 04:41:55	3710ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-29 00:06:51	1469ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-27 22:53:28	10217ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-26 21:32:34	3164ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-25 20:38:11	9160ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-24 20:29:04	10396ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-23 17:32:52	9426ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-22 12:21:24	1646ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-21 08:03:56	17282ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-20 02:25:56	1785ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-19 01:05:52	1502ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-17 23:47:57	4236ms	4 NS 0 A 0 MX	❓ Unknown	View
2026-07-16 23:12:33	17396ms	4 NS 0 A 0 MX	❓ Unknown	View