nrsbbolig.dk

📜 Historical scan 2026-09-24 22:14:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nrsbbolig.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 16 September 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.154.243.151 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 2 more. The zone is DNSSEC-signed and validates, 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 38ms

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 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.154.243.151	900s	vdom161.net.dk1.zitcom.dk	AS48854	team.blue Denmark A/S	185.154.240.0/22	🇩🇰 Denmark	—

📧 MX Records#

4 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	dk.mx1.mailanyone.net	192.162.219.155 2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd	mx41.electric.net mx11.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	3600s	dk.mx2.mx25.net	192.162.219.49	mx41.electric.net	AS16509 Amazon.com, Inc.
30	3600s	dk.mx3.mailanyone.net	192.162.219.255 2a01:77c0:1619:4101:d99:c22:fb4d:290e	mx41.electric.net mx10.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
40	3600s	dk.mx4.mx25.net	192.162.219.255	mx41.electric.net	AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.136
🔶 Autoconfig	185.154.243.151

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 53ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

4 records 152ms

TXT Record
_globalsign-domain-verification=p565aNgebAd2_9tO4isQcOghVay0BC--OtoDxLSSxA
norresundby-umbraco.azurewebsites.net
qe9fdf6j7ka67p4cchv4kcqplv
v=spf1 include:spf.protection.outlook.com include:spf.complea-hosting.dk include:spf.mailanyone.net include:sendgrid.net include:o._spf.hostedsepo.dk include:spf.eu.exclaimer.net include:spf.incom-it.dk ip4:89.188.85.49 ip4:98.71.32.224 ip4:152.115.129.122 ip4:77.68.213.70 ip4:185.163.185.41 -all

✉️ SPF#

Policy	Record (nrsbbolig.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.complea-hosting.dk include:spf.mailanyone.net include:sendgrid.net include:o._spf.hostedsepo.dk include:spf.eu.exclaimer.net include:spf.incom-it.dk ip4:89.188.85.49 ip4:98.71.32.224 ip4:152.115.129.122 ip4:77.68.213.70 ip4:185.163.185.41 -all

📨 DMARC#

Policy	Record (_dmarc.nrsbbolig.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none; rua=mailto:dmarc_agg@vali.email;

📬 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 2026-10-09 03:43:13

www	185.154.243.151 (AS48854) (address records, no CNAME)
www vs bare domain	Same network nrsbbolig.dk: 185.154.243.151 (AS48854) www.nrsbbolig.dk: 185.154.243.151 (AS48854)
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#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u46124467.wl218.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u46124467.wl218.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: 10/10 · policy: -all

warn 10 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

8 records 58ms

Service / Owner	Type	Cert association
SMTP _25._tcp.dk.mx1.mailanyone.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx1.mailanyone.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx2.mx25.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx2.mx25.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx3.mailanyone.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx3.mailanyone.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx4.mx25.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx4.mx25.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…

🔐 DNSSEC#

81ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026062201
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 2026-10-07 03:52:28

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-09-16
Expires	2027-09-30 (341d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

30ms

35ms

AAAA

38ms

TXT

152ms

CAA

49ms

HTTPS

42ms

TLSA

58ms

SOA

0ms

MTA-STS

50ms

DNSSEC

81ms

SRV

53ms

Total

708ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 03:40:56	1926ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-07 03:24:56	802ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-24 22:14:48 shown	708ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-24 14:25:58	3177ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-24 11:07:05	999ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 04:00:14	1208ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 12:05:29	980ms	2 NS 1 A 4 MX	🔒 Secure