delvabyg.dk

Records from scan: 2026-10-13 10:09:46 · 1503ms total · last checked 2026-10-18 14:18 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

delvabyg.dk is a .dk domain served by 2 nameservers (gabriella.ns.cloudflare.com, mitch.ns.cloudflare.com). It was registered on 2 April 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.57.39 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by delvabyg-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 37ms

Nameserver	IP addresses	PTR	ASN / ISP
gabriella.ns.cloudflare.com	108.162.194.134 162.159.38.134 172.64.34.134 2606:4700:50::a29f:2686 2803:f800:50::6ca2:c286 2a06:98c1:50::ac40:2286	gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com gabriella.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mitch.ns.cloudflare.com	108.162.193.208 172.64.33.208 173.245.59.208 2606:4700:58::adf5:3bd0 2803:f800:50::6ca2:c1d0 2a06:98c1:50::ac40:21d0	mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.ns.cloudflare.com mitch.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 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.57.39	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.189.28	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	delvabyg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::20 2a01:111:f403:ca09::28 2a01:111:f403:ca09::a 52.101.103.140 52.101.209.153 52.101.209.28 52.101.209.31	mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-cpjpr05cu00207.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 → 40.104.116.24
🔶 Autoconfig	104.21.57.39

🔷 AAAA Records (IPv6)#

2 records 43ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:3927	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:bd1c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 34ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.57.39,172.67.189.28 ech=AEX+DQBBfAAgACBSfcGQTDd1bcIWNbLvoHKsRKnDyVd/oRDbY3CFcf7nGgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:3927,2606:4700:3034::ac43:bd1c

📝 TXT Records#

2 records 179ms

TXT Record
MS=ms13833108
v=spf1 include:spf.protection.outlook.com include:sendgrid.net -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.delvabyg.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 10:09:46

www	104.21.57.39 172.67.189.28 2606:4700:3032::6815:3927 2606:4700:3034::ac43:bd1c (AS13335) (address records, no CNAME)
www vs bare domain	Same network delvabyg.dk: 104.21.57.39 172.67.189.28 2606:4700:3032::6815:3927 2606:4700:3034::ac43:bd1c (AS13335) www.delvabyg.dk: 104.21.57.39 172.67.189.28 2606:4700:3032::6815:3927 2606:4700:3034::ac43:bd1c (AS13335)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u42085828.wl079.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u42085828.wl079.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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

123ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

42ms

Field	Value
Serial	2417148377
Primary NS (MNAME)	gabriella.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 08:39:19

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-04-02
Expires	2027-04-01 (164d)

📋 WHOIS#

⏱️ Lookup Timing#

37ms

42ms

40ms

AAAA

43ms

TXT

179ms

CAA

33ms

HTTPS

34ms

TLSA

797ms

SOA

42ms

MTA-STS

48ms

DNSSEC

123ms

SRV

66ms

Total

1503ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 10:09:46 shown	1503ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-12 09:42:43	2339ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-11 08:30:16	1454ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 22:50:26	1481ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 04:24:28	944ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 18:36:27	1730ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-17 13:39:45	2563ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-07 20:02:19	2142ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 11:08:34	1006ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-13 15:57:59	2070ms	2 NS 2 A 1 MX	❓ Unknown
2026-08-12 13:27:18	1579ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-22 02:52:09	10387ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 16:21:39	1666ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-26 13:52:26	2756ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-19 10:23:23	1521ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 01:53:44	462ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 01:41:33	585ms	2 NS 2 A 1 MX	🔓 Insecure