cityinfo.dk DNS records

🖥️ Nameservers3 records 39ms

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 Records1 records 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.76	3600s	linux398.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	cityinfo-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::a 2a01:111:f403:ca04::d 2a01:111:f403:ca09::c 52.101.73.155 52.101.73.19 52.101.73.2 52.101.73.6	mail-du2pr03cu00102.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.56
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 69ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records3 records 190ms

TXT Record
google-site-verification=rGMly7OdlVNkS6VqfYEzUw1PLWcbYMW63V3EbQZVXSs
google-site-verification=VuunodUrcJ494XDZBgv8790nwAG00ossMIyIJmcj7MU
v=spf1 include:spf.protection.outlook.com include:spf.simply.com include:servers.mcsv.net -all

✉️ SPF

Policy	Record (cityinfo.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.simply.com include:servers.mcsv.net -all

📨 DMARC

Policy	Record (_dmarc.cityinfo.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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)

🔐 DNSSEC96ms

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

🏷️ SOA0ms

Field	Value
Serial	2025060202
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

39ms

A

28ms

MX

41ms

AAAA

36ms

TXT

190ms

CAA

44ms

HTTPS

55ms

TLSA

179ms

SOA

0ms

MTA-STS

58ms

DNSSEC

96ms

SRV

69ms

Total

812ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 18:57:40	812ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 07:16:40	782ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 18:21:53	1131ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 17:50:59	3246ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 21:28:46	38074ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 21:09:30	2508ms	3 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-16 21:08:52	581ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 21:00:23	734ms	3 NS 1 A 1 MX	🔒 Secure	View