spiff.dk DNS records

🖥️ Nameservers4 records 51ms

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 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
157.250.161.234	3600s	—	AS3342	Cibicom A/S	157.250.160.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	spiff-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca09::c 2a01:111:f403:ca09::e 2a01:111:f403:ca09::f 52.101.68.27 52.101.73.12 52.101.73.16 52.101.73.28	mail-db4pr02cu00307.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as2pr05cu00100.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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 148ms

TXT Record
MS=ms68330925
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (spiff.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.spiff.dk)
p=reject	v=DMARC1; p=reject; sp=reject; pct=100;

📬 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)

🔐 DNSSEC127ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082100
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

51ms

A

30ms

MX

37ms

AAAA

45ms

TXT

148ms

CAA

55ms

HTTPS

57ms

TLSA

310ms

SOA

0ms

MTA-STS

45ms

DNSSEC

127ms

SRV

90ms

Total

928ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 11:56:59	928ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 12:29:55	5242ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-31 09:25:29	2424ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 10:13:13	1033ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 02:42:00	1642ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 05:55:17	3302ms	4 NS 1 A 1 MX	🔒 Secure	View