byvittrup.dk DNS records

🖥️ Nameservers3 records 58ms

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 Records

🌍

No A records found

📧 MX Records5 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	172.253.148.26 2a00:1450:4025:c03::1b	yuskedq-in-f26.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	172.253.152.27 2a00:1450:4010:c22::1a	yulpptr-in-f27.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1a	lcbomp-in-f27.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-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 250ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.byvittrup.dk)
p=none (monitor only)	v=DMARC1; p=none; aspf=r; adkim=r;

📬 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)

🔐 DNSSEC197ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026082102
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 RegistrationWHOIS fetched 2026-08-22 07:51:17

Field	Value
Registrar	Simply.com A/S
Registered	2018-07-05
Expires	2027-07-31 (331d)

📋 WHOIS

⏱️ Lookup Timing

NS

58ms

A

64ms

MX

53ms

AAAA

70ms

TXT

250ms

CAA

72ms

HTTPS

62ms

TLSA

93ms

SOA

0ms

MTA-STS

86ms

DNSSEC

197ms

SRV

145ms

Total

1657ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 07:51:02	1657ms	3 NS 0 A 5 MX	🔓 Insecure	View
2026-07-14 03:28:10	2926ms	2 NS 1 A 5 MX	🔓 Insecure	View
2026-07-02 00:29:31	805ms	2 NS 1 A 5 MX	🔓 Insecure	View
2026-06-16 18:50:21	2070ms	2 NS 1 A 5 MX	🔓 Insecure	View
2026-06-16 18:38:08	4965ms	2 NS 1 A 5 MX	🔓 Insecure	View
2026-06-16 18:30:09	702ms	2 NS 1 A 5 MX	🔓 Insecure	View