mnbyg.dk

📜 Historical scan 2026-06-17 13:11:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mnbyg.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 31 January 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.116.13.122 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by mail.mnbyg.dk. The zone is DNSSEC-signed but currently fails validation, publishes a DMARC policy and has no IPv6 address. 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 80ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 90ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.116.13.122	—	s6.stom.dk	AS31027	GlobalConnect A/S	87.116.0.0/18	🇩🇰 Denmark	—

📧 MX Records#

1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	mail.mnbyg.dk	87.116.13.122	s6.stom.dk	AS31027 GlobalConnect A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 119ms

TXT Record
v=spf1 +mx +a +ip4:87.116.13.122 ip4:89.104.206.40 ip4:40.107.104.97 include:spf.curanet.dk include:spf.stom.dk ~all

✉️ SPF#

Policy	Record (mnbyg.dk)
~all (soft fail)	v=spf1 +mx +a +ip4:87.116.13.122 ip4:89.104.206.40 ip4:40.107.104.97 include:spf.curanet.dk include:spf.stom.dk ~all

📨 DMARC#

Policy	Record (_dmarc.mnbyg.dk)
p=none (monitor only)	v=DMARC1; p=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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 15:48:39

www	87.116.13.122 (AS31027) (address records, no CNAME)
www vs bare domain	Same network mnbyg.dk: 87.116.13.122 (AS31027) www.mnbyg.dk: 87.116.13.122 (AS31027)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

3 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit
s1	s1.domainkey.u47170900.wl151.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u47170900.wl151.sendgrid.net	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

130ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: insecurity proof failed

🏷️ SOA#

82ms

Field	Value
Serial	2024092503
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-06 19:54:33

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-01-31
Expires	2027-01-31 (104d)

📋 WHOIS#

⏱️ Lookup Timing#

80ms

90ms

41ms

AAAA

43ms

TXT

119ms

CAA

30ms

HTTPS

40ms

TLSA

99ms

SOA

82ms

MTA-STS

49ms

DNSSEC

130ms

SRV

0ms

Total

504ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-06 04:45:21	507ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 03:09:48	506ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:11:09 shown	504ms	2 NS 1 A 1 MX	⚠️ Bogus