bolig.dk

📜 Historical scan 2026-09-15 13:33:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bolig.dk is a .dk domain served by 2 nameservers (carol.ns.cloudflare.com, james.ns.cloudflare.com). It was registered on 31 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.88.120 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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 145ms

Nameserver	IP addresses	PTR	ASN / ISP
carol.ns.cloudflare.com	108.162.192.80 172.64.32.80 173.245.58.80 2606:4700:50::adf5:3a50 2803:f800:50::6ca2:c050 2a06:98c1:50::ac40:2050	carol.ns.cloudflare.com carol.ns.cloudflare.com carol.ns.cloudflare.com carol.ns.cloudflare.com carol.ns.cloudflare.com carol.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
james.ns.cloudflare.com	108.162.193.178 172.64.33.178 173.245.59.178 2606:4700:58::adf5:3bb2 2803:f800:50::6ca2:c1b2 2a06:98c1:50::ac40:21b2	james.ns.cloudflare.com james.ns.cloudflare.com james.ns.cloudflare.com james.ns.cloudflare.com james.ns.cloudflare.com james.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 125ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.88.120	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.178.180	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 130ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.251.9.27 2a00:1450:4025:c03::1b	rc-in-f27.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 116ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:b2b4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:5878	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 128ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.88.120,172.67.178.180 ech=AEX+DQBBqAAgACAkFE1XkdQx7Qnm8NoFStJVvNFRyfoNYla+mU1Ul8H6cQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:b2b4,2606:4700:3037::6815:5878

📝 TXT Records#

5 records 256ms

TXT Record
ahrefs-site-verification_ef80eed52930110c6ddd5649642898172a7c90005750c8c9067b890fa86c0e0d
facebook-domain-verification=4y2elh1yj29x434bvxewninlpa2e5o
google-site-verification=5jsSriWD_pZfZUS3mk8B9PotD4gGS7vp_rvqp5H7Yg8
MS=ms54925182
v=spf1 include:sendgrid.net include:spf.lejebolig.dk include:_spf.google.com ~all

✉️ SPF#

Policy	Record (bolig.dk)
~all (soft fail)	v=spf1 include:sendgrid.net include:spf.lejebolig.dk include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.bolig.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100; fo=1; rua=mailto:re+aowdbixtr7c@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 2026-10-14 02:18:00

www	104.21.88.120 172.67.178.180 2606:4700:3034::ac43:b2b4 2606:4700:3037::6815:5878 (AS13335) (address records, no CNAME)
www vs bare domain	Same network bolig.dk: 104.21.88.120 172.67.178.180 2606:4700:3034::ac43:b2b4 2606:4700:3037::6815:5878 (AS13335) www.bolig.dk: 104.21.88.120 172.67.178.180 2606:4700:3034::ac43:b2b4 2606:4700:3037::6815:5878 (AS13335)
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

✍️ DKIM keys#

3 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit
s1	s1.domainkey.u2299012.wl013.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u2299012.wl013.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: 4/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

200ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414881237
Primary NS (MNAME)	carol.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 21:47:12

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-01-31
Expires	2027-03-31 (163d)

📋 WHOIS#

⏱️ Lookup Timing#

145ms

125ms

130ms

AAAA

116ms

TXT

256ms

CAA

100ms

HTTPS

128ms

TLSA

185ms

SOA

0ms

MTA-STS

142ms

DNSSEC

200ms

SRV

157ms

Total

1715ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 02:18:00	2397ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-28 09:33:59	1277ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-27 09:22:25	783ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-22 00:13:10	2055ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-15 13:33:38 shown	1715ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-27 17:50:18	812ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-27 13:04:51	709ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-06 09:29:47	2181ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-01 12:00:23	9410ms	2 NS 2 A 5 MX	🔒 Secure
2026-07-16 08:21:01	2264ms	2 NS 2 A 5 MX	🔒 Secure
2026-07-10 13:32:35	1442ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-19 19:14:52	5788ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-16 15:35:04	829ms	2 NS 2 A 5 MX	🔒 Secure