1927.dk DNS records

🖥️ Nameservers2 records 36ms

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 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
34.88.207.111	600s	111.207.88.34.bc.googleusercontent.com	AS396982	Google LLC	34.80.0.0/12	🇫🇮 Finland	Lappeenranta

📧 MX Records1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	43200s	1927-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::b 2a01:111:f403:ca04::e 2a01:111:f403:ca09::2 52.101.103.140 52.101.68.12 52.101.68.39 52.101.73.28	mail-dbapr03cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)1 records 35ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2600:1900:4150:53f::	600s	0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.f.3.5.0.0.5.1.4.0.0.9.1.0.0.6.2.bc.googleusercontent.com	AS396982	Google LLC	2600:1900:0:0:0:0:0:0/31	🇫🇮 Finland	Lappeenranta

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 64ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records9 records 149ms

TXT Record
_globalsign-domain-verification=4gyeJKgOfCvPsH7FYV6ji-jmRmMesgGtmQUx2zVp7S
_globalsign-domain-verification=5knr5oJ_E_3aoO-uGO-4Kj4fBgu2eYn7wM-tszEokw
_globalsign-domain-verification=jwSHWvGr-TBfS4maaXuICd4QsTiay7YhqbLgIcDWO_
_globalsign-domain-verification=rcDSoW2Z6iyJqHXfkZLz8AAr7c3oQDx7LbnPpzF2V5
dpjbmcww9s23w479l2btldyrggyx7gzr
google-site-verification=M21GXK3rRSE_t5Usym0Q9OUGzCEoWxWXX8Zl3KyfgPw
mandrill_verify.-oteNavdNJtYNGQFWtBK6Q
MS=ms47140983
v=spf1 ip4:62.243.121.41 ip4:185.66.2.57 ip4:5.103.35.94 include:emsd1.com include:spf.protection.outlook.com include:spf.smtp2go.com include:spf.eu.signature365.net -all

✉️ SPF

Policy	Record (1927.dk)
-all (hard fail)	v=spf1 ip4:62.243.121.41 ip4:185.66.2.57 ip4:5.103.35.94 include:emsd1.com include:spf.protection.outlook.com include:spf.smtp2go.com include:spf.eu.signature365.net -all

📨 DMARC

Policy	Record (_dmarc.1927.dk)
p=reject	v=DMARC1;p=reject;sp=reject;pct=100;rua=mailto:watchdog2@watchdog.kevlarr.io;ruf=mailto:watchdog2@watchdog.kevlarr.io;fo=1;adkim=s;aspf=s

📬 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)

🔐 DNSSEC70ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081201
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

36ms

A

37ms

MX

31ms

AAAA

35ms

TXT

149ms

CAA

42ms

HTTPS

49ms

TLSA

255ms

SOA

0ms

MTA-STS

56ms

DNSSEC

70ms

SRV

64ms

Total

942ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 19:27:49	942ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 09:52:30	4462ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 10:18:07	1848ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 14:33:27	9084ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 06:11:45	1193ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 17:46:16	4529ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 06:33:43	981ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 12:49:19	2533ms	2 NS 1 A 1 MX	🔒 Secure	View