syltfaerge.dk DNS records

🖥️ Nameservers2 records 50ms

Nameserver	IP addresses	PTR	ASN / ISP
clyde.ns.cloudflare.com	108.162.193.91 172.64.33.91 173.245.59.91 2606:4700:58::adf5:3b5b 2803:f800:50::6ca2:c15b 2a06:98c1:50::ac40:215b	clyde.ns.cloudflare.com clyde.ns.cloudflare.com clyde.ns.cloudflare.com clyde.ns.cloudflare.com clyde.ns.cloudflare.com clyde.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
vera.ns.cloudflare.com	108.162.192.147 172.64.32.147 173.245.58.147 2606:4700:50::adf5:3a93 2803:f800:50::6ca2:c093 2a06:98c1:50::ac40:2093	vera.ns.cloudflare.com vera.ns.cloudflare.com vera.ns.cloudflare.com vera.ns.cloudflare.com vera.ns.cloudflare.com vera.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.7.145	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.187.154	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records4 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx01.hornetsecurity.com	94.100.132.8	mx01.hornetsecurity.com	AS25394 MK Netzdienste GmbH & Co. KG
20	300s	mx02.hornetsecurity.com	94.100.136.8	mx02.hornetsecurity.com	AS24679 kyberio GmbH
30	300s	mx03.hornetsecurity.com	94.100.134.8	mx03.hornetsecurity.com	AS12676 HKN GmbH
40	300s	mx04.hornetsecurity.com	94.100.136.7	mx04.hornetsecurity.com	AS24679 kyberio GmbH

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)2 records 49ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:791	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:bb9a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 39ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.7.145,172.67.187.154 ech=AEX+DQBBcwAgACCn/m3LD6MOliaQPm+jB7t8exP6qD3dVyt6ZDX1MabXdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:791,2606:4700:3032::ac43:bb9a

📝 TXT Records2 records 267ms

TXT Record
MS=ms19214649
v=spf1 a mx ip4:82.194.97.140 include:spf.protection.outlook.com include:spf.hornetsecurity.com -all

✉️ SPF

Policy	Record (syltfaerge.dk)
-all (hard fail)	v=spf1 a mx ip4:82.194.97.140 include:spf.protection.outlook.com include:spf.hornetsecurity.com -all

📨 DMARC

Policy	Record (_dmarc.syltfaerge.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:451584ad37db4b57b3c3361e232ba7ca@dmarc-reports.cloudflare.net

📬 MTA-STS289ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	20220413151900Z
max_age	86400s
Policy MX	.hornetsecurity.com, .mail.protection.outlook.com

📈 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)

🔐 DNSSEC192ms

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

🏷️ SOA0ms

Field	Value
Serial	2411692414
Primary NS (MNAME)	clyde.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

50ms

A

58ms

MX

43ms

AAAA

49ms

TXT

267ms

CAA

46ms

HTTPS

39ms

TLSA

131ms

SOA

0ms

MTA-STS

289ms

DNSSEC

192ms

SRV

89ms

Total

1330ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 05:42:18	1330ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-08-26 15:15:48	1102ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-08-25 19:17:05	853ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-08-08 18:50:12	1867ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-07-18 04:29:23	17069ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-07-16 05:46:08	1929ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-07-05 10:32:34	9894ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-06-25 09:51:57	1094ms	2 NS 2 A 4 MX	🔒 Secure	View
2026-06-23 04:59:30	913ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 03:10:13	1020ms	2 NS 2 A 4 MX	🔒 Secure	View