petrea.dk

📜 Historical scan 2026-06-20 14:55:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

petrea.dk is a .dk domain served by 2 nameservers (fonzie.ns.cloudflare.com, linda.ns.cloudflare.com). It was registered on 22 September 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.19.183 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by petrea-dk.mail.protection.outlook.com. 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 38ms

Nameserver	IP addresses	PTR	ASN / ISP
fonzie.ns.cloudflare.com	108.162.195.70 162.159.44.70 172.64.35.70 2606:4700:58::a29f:2c46 2803:f800:50::6ca2:c346 2a06:98c1:50::ac40:2346	fonzie.ns.cloudflare.com fonzie.ns.cloudflare.com fonzie.ns.cloudflare.com fonzie.ns.cloudflare.com fonzie.ns.cloudflare.com fonzie.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
linda.ns.cloudflare.com	108.162.192.250 172.64.32.250 173.245.58.250 2606:4700:50::adf5:3afa 2803:f800:50::6ca2:c0fa 2a06:98c1:50::ac40:20fa	linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.19.183	600s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.187.15	600s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	petrea-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca09::9 2a01:111:f403:ca09::c 2a01:111:f403:ca09::d 52.101.68.10 52.101.68.18 52.101.68.32 52.101.73.19	mail-db8pr02cu00106.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as8pr04cu00803.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	autodiscover.outlook.com → 52.98.243.40

🔷 AAAA Records (IPv6)#

2 records 40ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:bb0f	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:13b7	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 37ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.19.183,172.67.187.15 ech=AEX+DQBB3gAgACC/JW52rX0qZ7HM8F0xex53xT7D0p0titeGMvPLGtLuLAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:bb0f,2606:4700:3034::6815:13b7

🔌 SRV Records#

1 records 98ms

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

📝 TXT Records#

3 records 254ms

TXT Record
google-site-verification=BvuAfR9-bZIhZLekPImQP3Dh6rN44odQ575xEfpr3u4
MS=ms14576449
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (petrea.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.petrea.dk)
p=reject	v=DMARC1; p=reject;

📬 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 2026-10-16 06:34:00

www	104.21.19.183 172.67.187.15 2606:4700:3033::6815:13b7 2606:4700:3036::ac43:bb0f (AS13335) (address records, no CNAME)
www vs bare domain	Same network petrea.dk: 104.21.19.183 172.67.187.15 2606:4700:3033::6815:13b7 2606:4700:3036::ac43:bb0f (AS13335) www.petrea.dk: 104.21.19.183 172.67.187.15 2606:4700:3033::6815:13b7 2606:4700:3036::ac43:bb0f (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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.petrea.dk	s_3W-auNqhLwonfqiyUKceHQlMLS7-o9a43D0FgBDJ0
TXT	_acme-challenge.petrea.dk	xsUfFFV6mVKRKM_bganBFwtgmizTc8JZHD8jEgjmNCc

🔗 TLSA / DANE#

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

🔐 DNSSEC#

91ms

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

🏷️ SOA#

63ms

Field	Value
Serial	2407166634
Primary NS (MNAME)	fonzie.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 06:48:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-09-22
Expires	2033-09-30 (2538d)

🔗 Same registrant#

4 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).

Domain	Registrar
cd-k.dk	Punktum dk A/S (direct)
feluca.dk	Punktum dk A/S (direct)
herfølgeskøreskole.dk	Punktum dk A/S (direct)
nybagt.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

34ms

38ms

AAAA

40ms

TXT

254ms

CAA

37ms

HTTPS

37ms

TLSA

145ms

SOA

63ms

MTA-STS

97ms

DNSSEC

91ms

SRV

98ms

Total

755ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 06:34:00	2090ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-07 13:44:07	1070ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-06 10:44:06	1556ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-23 06:26:13	1852ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-10 17:12:47	3225ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-04 05:39:55	1875ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-28 10:58:54	1361ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-24 22:14:50	2890ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-08 18:20:18	2305ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-07 05:12:37	1343ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-14 16:01:30	1438ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-27 02:27:27	1583ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-26 10:23:37	1528ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-20 14:55:43 shown	755ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-18 05:13:34	1157ms	2 NS 2 A 1 MX	🔒 Secure