sundo.dk DNS records

🖥️ Nameservers2 records 142ms

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 136ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.173	—	webcluster46.webpod11-cph3.one.com	AS51468	—	—	—	—

📧 MX Records7 records 140ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c03::1a	rd-in-f27.1e100.net rc-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	—	alt1.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
20	—	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	—	aspmx2.googlemail.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx3.googlemail.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx4.googlemail.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	—	aspmx5.googlemail.com	192.178.230.27 2404:6800:400b:c01b::1b	yunrtab-in-f27.1e100.net yunrtab-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	77.111.240.173
🔶 Autoconfig	77.111.240.173

🔷 AAAA Records (IPv6)1 records 128ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:806f:c9e0:9462:92f9	—	—	AS51468	—	—	—	—

🔐 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)

🔐 DNSSEC211ms

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

🏷️ SOA129ms

Field	Value
Serial	2026052401
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

142ms

A

136ms

MX

140ms

AAAA

128ms

TXT

253ms

CAA

126ms

HTTPS

142ms

TLSA

505ms

SOA

129ms

MTA-STS

153ms

DNSSEC

211ms

SRV

144ms

Total

1539ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 08:17:59	857ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-30 11:04:26	970ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-30 10:18:21	1246ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-29 15:23:03	1182ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-21 05:10:38	741ms	2 NS 1 A 7 MX	🔒 Secure	View
2026-06-18 10:22:03	1539ms	2 NS 1 A 7 MX	🔒 Secure	View