31557701.dk

📜 Historical scan 2026-08-21 15:10:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

31557701.dk is a .dk domain served by 2 nameservers (aryanna.ns.cloudflare.com, peyton.ns.cloudflare.com). It was registered on 29 September 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.55.99 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by 31557701-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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 63ms

Nameserver	IP addresses	PTR	ASN / ISP
aryanna.ns.cloudflare.com	108.162.194.95 162.159.38.95 172.64.34.95 2606:4700:50::a29f:265f 2803:f800:50::6ca2:c25f 2a06:98c1:50::ac40:225f	aryanna.ns.cloudflare.com aryanna.ns.cloudflare.com aryanna.ns.cloudflare.com aryanna.ns.cloudflare.com aryanna.ns.cloudflare.com aryanna.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
peyton.ns.cloudflare.com	108.162.193.221 172.64.33.221 173.245.59.221 2606:4700:58::adf5:3bdd 2803:f800:50::6ca2:c1dd 2a06:98c1:50::ac40:21dd	peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.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 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.55.99	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.147.115	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	31557701-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 2a01:111:f403:ca09:: 2a01:111:f403:ca09::2 52.101.68.0 52.101.73.1 52.101.73.22 52.101.73.4	mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am0pr83cu00404.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	172.67.147.115

🔷 AAAA Records (IPv6)#

2 records 65ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:3763	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:9373	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 73ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.55.99,172.67.147.115 ech=AEX+DQBBTwAgACDG9MCGOkzsTijIgr+UD6/xJ/bySg+zEs2CM6qYbIl9BgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3763,2606:4700:3035::ac43:9373

🔌 SRV Records#

1 records 118ms

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

📝 TXT Records#

2 records 318ms

TXT Record
MS=ms97191736
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (31557701.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.31557701.dk	EIgeexvbebjFBTR8bzIGIcfirftpRIaAXpMptvmKfqs
TXT	_acme-challenge.31557701.dk	J9Yphexg8woFmNiMJCCwPObA2D_T80wruJrhmGs-XsI

🔗 TLSA / DANE#

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

🔐 DNSSEC#

192ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412787040
Primary NS (MNAME)	aryanna.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-02 15:39:21

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-09-29
Expires	2026-09-28 (expired)

📋 WHOIS#

⏱️ Lookup Timing#

63ms

60ms

69ms

AAAA

65ms

TXT

318ms

CAA

83ms

HTTPS

73ms

TLSA

222ms

SOA

0ms

MTA-STS

84ms

DNSSEC

192ms

SRV

118ms

Total

2137ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 13:26:25	224ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-18 12:06:09	118ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-17 11:58:55	339ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-16 11:03:38	413ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-15 09:09:15	110ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-14 09:02:52	224ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-13 05:38:21	104ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-12 02:03:46	107ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-11 00:12:14	512ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-09 22:52:53	114ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-08 19:49:59	237ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-07 19:43:13	668ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-06 19:35:54	788ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-05 18:14:53	223ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-04 18:07:16	275ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-03 18:04:14	112ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-02 18:03:02	177ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-01 18:01:42	106ms	1 NS 0 A 0 MX	❓ Unknown
2026-09-30 17:50:56	225ms	1 NS 0 A 0 MX	❓ Unknown
2026-09-29 17:43:37	1015ms	1 NS 0 A 0 MX	❓ Unknown
2026-09-25 16:52:34	1943ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 16:22:45	1008ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-23 19:30:44	3903ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-21 15:10:25 shown	2137ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-29 17:10:29	2571ms	2 NS 2 A 1 MX	🔓 Insecure