mbuch.dk

Records from scan: 2026-10-22 00:08:40  ·  1944ms total  ·  last checked 2026-10-24 08:59 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mbuch.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 26 February 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 216.239.32.21 is hosted by Google LLC (AS15169) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   36ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

4 records   30ms
IPTTLPTRASNISP / OrgCIDRCountryCity
216.239.32.21 7200s any-in-2015.1e100.net AS15169 Google LLC 216.239.32.0/20 🇺🇸 United States —
216.239.34.21 7200s any-in-2215.1e100.net AS15169 Google LLC 216.239.32.0/20 🇺🇸 United States —
216.239.36.21 7200s any-in-2415.1e100.net AS15169 Google LLC 216.239.32.0/20 🇺🇸 United States —
216.239.38.21 7200s any-in-2615.1e100.net AS15169 Google LLC 216.239.32.0/20 🇺🇸 United States —

📧 MX Records#

7 records   32ms
PriorityTTLMail ServerIP addressesPTRASN
1 3600s aspmx.l.google.com 2a00:1450:4010:c05::1a
2a00:1450:4010:c05::1a
74.125.131.27		 li-in-f26.1e100.net
li-in-x1a.1e100.net
lu-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
5 3600s alt1.aspmx.l.google.com 192.178.158.27
2404:6800:4013:813::1a		 lcdels-in-f27.1e100.net
lcdels-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 3600s alt2.aspmx.l.google.com 173.194.41.27
173.194.41.27
2404:6800:4001:c01::1a		 mad01s14-in-f27.1e100.net
yukulwh-in-f27.1e100.net
yukulwh-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
10 3600s aspmx2.googlemail.com 192.178.158.26
2404:6800:4013:813::1b		 lcdels-in-f26.1e100.net
lcdels-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 3600s aspmx3.googlemail.com 173.194.41.26
173.194.41.26
2404:6800:4001:c01::1b		 mad01s14-in-f26.1e100.net
yukulwh-in-f26.1e100.net
yukulwh-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
10 3600s aspmx4.googlemail.com 172.253.158.26
2404:6800:4003:c26::1a		 so-in-f26.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 3600s aspmx5.googlemail.com 108.177.125.27
2404:6800:4008:c01::1a		 tp-in-f27.1e100.net
tp-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscovermbuch.dk → 216.239.34.21
🔶 Autoconfigmbuch.dk → 216.239.38.21

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   128ms
TXT Record
google-site-verification=sdQJK_mf7qd0z6XmjlAXBVQCi1f-iwVqUjdiU-y4CmU

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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#

checked 2026-10-22 00:08:40
www CNAMEghs.googlehosted.com (all on googlehosted.com)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — 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.

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.mbuch.dk mbuch.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

95ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

28ms
FieldValue
Serial2026092501
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-20 11:32:12
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2008-02-26
Expires2027-02-28 (126d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
36ms
A
30ms
MX
32ms
AAAA
24ms
TXT
128ms
CAA
25ms
HTTPS
31ms
TLSA
139ms
SOA
28ms
MTA-STS
41ms
DNSSEC
95ms
SRV
43ms
Total
1944ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 00:08:40 shown 1944ms 2 NS 4 A 7 MX 🔒 Secure
2026-10-01 04:11:52 1048ms 2 NS 4 A 7 MX 🔒 Secure
2026-09-26 06:19:16 1333ms 2 NS 4 A 7 MX 🔒 Secure
2026-09-25 06:00:03 964ms 2 NS 4 A 7 MX 🔒 Secure
2026-09-07 19:50:42 1141ms 2 NS 4 A 7 MX 🔒 Secure
2026-08-28 08:02:29 1347ms 2 NS 4 A 7 MX 🔒 Secure
2026-08-26 16:41:18 911ms 2 NS 4 A 7 MX 🔒 Secure
2026-07-26 18:27:01 1903ms 2 NS 4 A 7 MX 🔒 Secure
2026-07-15 22:36:19 5654ms 2 NS 4 A 7 MX 🔒 Secure
2026-07-02 23:28:00 1096ms 2 NS 4 A 7 MX 🔒 Secure
2026-06-26 00:56:40 1537ms 2 NS 4 A 7 MX 🔒 Secure
2026-06-18 00:10:08 1117ms 2 NS 4 A 7 MX 🔒 Secure
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