david-sylvest.dk DNS records

🖥️ Nameservers2 records 85ms

Nameserver	IP addresses	PTR	ASN / ISP
courtney.ns.cloudflare.com	2606:4700:50::a29f:2682 2803:f800:50::6ca2:c282 2a06:98c1:50::ac40:2282	courtney.ns.cloudflare.com courtney.ns.cloudflare.com courtney.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mcgrory.ns.cloudflare.com	108.162.195.170 162.159.44.170 172.64.35.170 2606:4700:58::a29f:2caa 2803:f800:50::6ca2:c3aa 2a06:98c1:50::ac40:23aa	mcgrory.ns.cloudflare.com mcgrory.ns.cloudflare.com mcgrory.ns.cloudflare.com mcgrory.ns.cloudflare.com mcgrory.ns.cloudflare.com mcgrory.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.26.181	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.138.85	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 83ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:1ab5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:8a55	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 54ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.26.181,172.67.138.85 ech=AEX+DQBBDgAgACCTymOfXZzwIQh/wbewi8XHMVV35p1Z7aXU9povMW90AgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:1ab5,2606:4700:3036::ac43:8a55

📝 TXT Records2 records 300ms

TXT Record
google-site-verification=ktDnHOcUbL19uIx3ucbaPnniZXqPIm3szpwMmpEgAqM
v=spf1 a mx include:relay.mailchannels.net ?all

✉️ SPF

Policy	Record (david-sylvest.dk)
?all (neutral)	v=spf1 a mx include:relay.mailchannels.net ?all

📨 DMARC

Policy	Record (_dmarc.david-sylvest.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none

📬 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)

🔐 DNSSEC146ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2410233679
Primary NS (MNAME)	courtney.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

85ms

A

45ms

MX

40ms

AAAA

83ms

TXT

300ms

CAA

45ms

HTTPS

54ms

TLSA

94ms

SOA

0ms

MTA-STS

91ms

DNSSEC

146ms

SRV

102ms

Total

900ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-23 06:00:51	900ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-17 13:29:10	915ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 11:10:07	938ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-21 21:16:54	455ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-20 03:53:12	688ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-19 17:33:56	724ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 01:10:15	508ms	2 NS 2 A 0 MX	🔓 Insecure	View