ibpbyg.dk

Records from scan: 2026-10-13 09:39:58 · 1910ms total · last checked 2026-10-16 17:35 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ibpbyg.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 March 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 49.12.60.83 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by ibpbyg-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 80ms

Nameserver	IP addresses	PTR	ASN / 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#

1 records 128ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
49.12.60.83	3600s	web01.c-system.dk	AS24940	Hetzner Online GmbH	49.12.0.0/15	🇩🇪 Germany	—

📧 MX Records#

1 records 133ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ibpbyg-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca09::26 2a01:111:f403:ca21::e 2a01:111:f403:ca48::a 52.101.103.140 52.101.73.123 52.101.73.153 52.101.91.156	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-maspr04cu00104.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	mailgw1.c-system.dk → 49.12.60.84
🔶 Autoconfig	mailgw1.c-system.dk → 49.12.60.84

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 361ms

TXT Record
MS=ms13946157
v=spf1 include:spf.protection.outlook.com a:mailgw1.c-system.dk a:web01.c-system.dk a:mailgw3.c-system.dk -all

✉️ SPF#

Policy	Record (ibpbyg.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com a:mailgw1.c-system.dk a:web01.c-system.dk a:mailgw3.c-system.dk -all

📨 DMARC#

Policy	Record (_dmarc.ibpbyg.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#

checked 2026-10-13 09:39:58

www CNAME	ibpbyg.dk (all on ibpbyg.dk) → 49.12.60.83 (AS24940)
www vs bare domain	Same network ibpbyg.dk: 49.12.60.83 (AS24940) www.ibpbyg.dk: 49.12.60.83 (AS24940)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-ibpbyg-dk._domainkey.outruporg.onmicrosoft.com	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: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

237ms

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

🏷️ SOA#

69ms

Field	Value
Serial	2026101201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-08 00:30:52

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2015-03-23
Expires	2027-03-31 (164d)

📋 WHOIS#

⏱️ Lookup Timing#

80ms

128ms

133ms

AAAA

136ms

TXT

361ms

CAA

80ms

HTTPS

80ms

TLSA

777ms

SOA

69ms

MTA-STS

147ms

DNSSEC

237ms

SRV

252ms

Total

1910ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 09:39:58 shown	1910ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-08 00:07:20	2948ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 21:11:41	1103ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-21 06:52:26	1023ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-16 10:17:59	2533ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-06 11:38:16	1144ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 21:26:12	1330ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-24 02:09:32	6158ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 14:16:42	1023ms	2 NS 1 A 1 MX	🔒 Secure