sonberg.dk

📜 Historical scan 2026-08-07 10:23:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sonberg.dk is a .dk domain served by 2 nameservers (brenda.ns.cloudflare.com, drew.ns.cloudflare.com). It was registered on 10 August 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.19.143 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by in1-smtp.messagingengine.com, in2-smtp.messagingengine.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 103ms

Nameserver	IP addresses	PTR	ASN / ISP
brenda.ns.cloudflare.com	108.162.192.77 172.64.32.77 173.245.58.77 2606:4700:50::adf5:3a4d 2803:f800:50::6ca2:c04d 2a06:98c1:50::ac40:204d	brenda.ns.cloudflare.com brenda.ns.cloudflare.com brenda.ns.cloudflare.com brenda.ns.cloudflare.com brenda.ns.cloudflare.com brenda.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
drew.ns.cloudflare.com	108.162.193.160 172.64.33.160 173.245.59.160 2606:4700:58::adf5:3ba0 2803:f800:50::6ca2:c1a0 2a06:98c1:50::ac40:21a0	drew.ns.cloudflare.com drew.ns.cloudflare.com drew.ns.cloudflare.com drew.ns.cloudflare.com drew.ns.cloudflare.com drew.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 108ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.19.143	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.186.124	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 148ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	in1-smtp.messagingengine.com	103.168.172.216 103.168.172.217 103.168.172.218 103.168.172.219 103.168.172.220 103.168.172.221 103.168.172.222 103.168.172.223	phl-mx-01.messagingengine.com phl-mx-02.messagingengine.com phl-mx-03.messagingengine.com phl-mx-04.messagingengine.com phl-mx-05.messagingengine.com phl-mx-06.messagingengine.com phl-mx-07.messagingengine.com phl-mx-08.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd
20	300s	in2-smtp.messagingengine.com	202.12.124.216 202.12.124.217 202.12.124.218 202.12.124.219	stl-mx-01.messagingengine.com stl-mx-02.messagingengine.com stl-mx-03.messagingengine.com stl-mx-04.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd

🔷 AAAA Records (IPv6)#

2 records 124ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:138f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:ba7c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 130ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.19.143,172.67.186.124 ech=AEX+DQBB7gAgACBJTfPrZ2jCuFd4HBXXw+B1+cpGfFNtc8NeRC/5OpY/KAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:138f,2606:4700:3033::ac43:ba7c

🔌 SRV Records#

1 records 141ms

Service	Priority	Weight	Port	Target
_imaps._tcp	0	1	993	imap.fastmail.com

📝 TXT Records#

1 records 281ms

TXT Record
v=spf1 include:spf.messagingengine.com ?all

✉️ SPF#

Policy	Record (sonberg.dk)
?all (neutral)	v=spf1 include:spf.messagingengine.com ?all

📨 DMARC#

Policy	Record (_dmarc.sonberg.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:re+fhbavgiqb98@dmarc.postmarkapp.com; sp=none; aspf=r;

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 02:11:00

www	Exists, no address
www vs bare domain	www does not resolve sonberg.dk: 104.21.19.143 172.67.186.124 2606:4700:3033::6815:138f 2606:4700:3033::ac43:ba7c (AS13335) www.sonberg.dk: no address (all like this)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

157ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2410978681
Primary NS (MNAME)	brenda.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 12:42:09

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-08-10
Expires	2027-08-31 (315d)

📋 WHOIS#

⏱️ Lookup Timing#

103ms

108ms

148ms

AAAA

124ms

TXT

281ms

CAA

122ms

HTTPS

130ms

TLSA

96ms

SOA

0ms

MTA-STS

112ms

DNSSEC

157ms

SRV

141ms

Total

1600ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 21:02:39	1045ms	2 NS 2 A 2 MX	🔒 Secure
2026-09-29 12:28:51	1673ms	2 NS 2 A 2 MX	🔒 Secure
2026-09-27 12:10:53	1064ms	2 NS 2 A 2 MX	🔒 Secure
2026-09-08 06:36:20	1553ms	2 NS 2 A 2 MX	🔒 Secure
2026-08-26 21:52:09	810ms	2 NS 2 A 2 MX	🔒 Secure
2026-08-11 03:02:11	2137ms	2 NS 2 A 2 MX	🔒 Secure
2026-08-07 10:23:33 shown	1600ms	2 NS 2 A 2 MX	🔒 Secure
2026-07-17 22:32:07	7502ms	2 NS 2 A 2 MX	🔒 Secure
2026-07-07 01:32:26	9601ms	2 NS 2 A 2 MX	🔒 Secure
2026-06-29 17:25:00	949ms	2 NS 2 A 2 MX	🔒 Secure
2026-06-22 21:25:38	1124ms	2 NS 2 A 2 MX	🔒 Secure
2026-06-17 21:39:37	890ms	2 NS 2 A 2 MX	🔒 Secure