grantone.dk DNS records

🖥️ Nameservers2 records 223ms

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 249ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.158.91.212	1800s	ecs-80-158-91-212.reverse.open-telekom-cloud.com	AS6878	T-Systems International GmbH	80.158.88.0/22	🇩🇪 Germany	—

📧 MX Records5 records 264ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	1800s	aspmx.l.google.com	142.251.127.26 2a00:1450:400c:c07::1b 2a00:1450:400c:c07::1b	lcfrai-in-f26.1e100.net wo-in-f27.1e100.net wo-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	1800s	alt1.aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c01::1b	rd-in-f27.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	1800s	alt2.aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1b	lcfrai-in-f27.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	1800s	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	1800s	alt4.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	52.169.227.115
🔶 Autoconfig	52.169.227.115

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records4 records 451ms

TXT Record
google-site-verification=C95tG6f4Cc-f-eNJIGVS7QNoa0b_TcBFJYMSR_zADI0
MS=ms26533321
MS=ms88141362
v=spf1 include:spf.mailjet.com include:mail.zendesk.com include:spf.mandrillapp.com include:_spf.google.com include:servers.mcsv.net mx ip4:23.229.69.34 ?all

✉️ SPF

Policy	Record (grantone.dk)
?all (neutral)	v=spf1 include:spf.mailjet.com include:mail.zendesk.com include:spf.mandrillapp.com include:_spf.google.com include:servers.mcsv.net mx ip4:23.229.69.34 ?all

📨 DMARC

Policy	Record (_dmarc.grantone.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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)

🔐 DNSSEC317ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081701
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

223ms

A

249ms

MX

264ms

AAAA

256ms

TXT

451ms

CAA

208ms

HTTPS

240ms

TLSA

303ms

SOA

0ms

MTA-STS

271ms

DNSSEC

317ms

SRV

279ms

Total

4976ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-17 23:08:33	4976ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-08-12 22:11:49	1256ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-21 18:19:22	721ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-20 19:24:48	1215ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-18 17:30:51	3750ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-17 09:39:54	758ms	2 NS 1 A 5 MX	🔒 Secure	View