sellmer.dk DNS records

🖥️ Nameservers2 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
152.115.36.125	1800s	—	AS31027	GlobalConnect A/S	152.115.0.0/16	🇩🇰 Denmark	—

📧 MX Records7 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	2a00:1450:4010:c0f::1a 2a00:1450:4010:c0f::1a 64.233.162.26	lt-in-x1a.1e100.net lt-in-f26.1e100.net li-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	43200s	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
20	43200s	alt2.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx2.googlemail.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
30	43200s	aspmx3.googlemail.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx4.googlemail.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
30	43200s	aspmx5.googlemail.com	192.178.230.27 2404:6800:400b:c01b::1a	yunrtab-in-f27.1e100.net yunrtab-in-f26.1e100.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 195ms

TXT Record
google-site-verification=EOChXvQwvgEvIlyhBY_6P2RXdQBJ1wN_lwWhD8VzoTc

✉️ 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)

🔐 DNSSEC147ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026032501
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

37ms

A

57ms

MX

55ms

AAAA

64ms

TXT

195ms

CAA

36ms

HTTPS

50ms

TLSA

112ms

SOA

0ms

MTA-STS

66ms

DNSSEC

147ms

SRV

65ms

Total

1172ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-01 12:01:35	1172ms	2 NS 1 A 7 MX	🔓 Insecure	View
2026-06-26 01:10:30	1123ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-06-17 11:50:53	1472ms	2 NS 1 A 7 MX	🔒 Secure	View