express-as.dk DNS records

🖥️ Nameservers4 records 58ms

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
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 73ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.42	3600s	linux368.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	expressas-dk01i.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::d 2a01:111:f403:ca09::20 2a01:111:f403:ca09::7 52.101.68.0 52.101.73.12 52.101.73.26 52.101.73.30	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.116.40
🔶 Autoconfig	185.20.205.42

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 126ms

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

📝 TXT Records2 records 201ms

TXT Record
MS=ms99087519
v=spf1 ip4:77.66.54.25 ip4:77.66.54.28 ip4:77.66.54.30 ip4:77.66.16.145 ip4:45.158.208.3 include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (express-as.dk)
~all (soft fail)	v=spf1 ip4:77.66.54.25 ip4:77.66.54.28 ip4:77.66.54.30 ip4:77.66.16.145 ip4:45.158.208.3 include:spf.protection.outlook.com ~all

📨 DMARC

Policy	Record (_dmarc.express-as.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)

🔐 DNSSEC205ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081400
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

58ms

A

73ms

MX

42ms

AAAA

61ms

TXT

201ms

CAA

129ms

HTTPS

143ms

TLSA

335ms

SOA

0ms

MTA-STS

116ms

DNSSEC

205ms

SRV

126ms

Total

1365ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 10:00:38	1365ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 14:00:59	3714ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 09:23:13	17370ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 15:12:51	10208ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 23:28:25	2488ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 09:09:18	1669ms	4 NS 1 A 1 MX	🔒 Secure	View