yahoo.dk DNS records

🖥️ Nameservers4 records 50ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.yahoo.com	2001:4998:1b0::7961:686f:6f21 68.180.131.16	ns1.yahoo.com ns1.yahoo.com	AS10880 Yahoo Holdings Inc. AS10880 Yahoo Holdings Inc.
ns2.yahoo.com	2001:4998:1c0::7961:686f:6f21 68.142.255.16	ns2.yahoo.com ns2.yahoo.com	AS7280 Yahoo Holdings Inc. AS7280 Yahoo Holdings Inc.
ns3.yahoo.com	2406:8600:f03f:1f8::1003 27.123.42.42	ns3.yahoo.com ns3.yahoo.com	AS23879 INY Edge site AS23879 INY Edge site
ns5.yahoo.com	202.165.97.53 2406:2000:1d0::7961:686f:6f21	ns5.yahoo.com ns5.yahoo.com	AS10880 Yahoo Holdings Inc. AS10880 Yahoo Holdings Inc.

🌍 A Records2 records 196ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
13.248.158.7	300s	a7de0457831fd11f7.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	13.248.0.0/14	🇺🇸 United States	—
76.223.84.192	300s	a7de0457831fd11f7.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	76.223.0.0/17	🇺🇸 United States	—

📧 MX Records1 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	1800s	mx-eu.mail.am0.yahoodns.net	188.125.72.73 188.125.72.74	mtaproxy1.free.mail.vip.ir2.yahoo.com mtaproxy2.free.mail.vip.ir2.yahoo.com	AS34010 Yahoo-UK Limited AS34010 Yahoo-UK Limited

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 3820ms

TXT Record
v=spf1 redirect=_spf.mail.yahoo.com

✉️ SPF

Policy	Record (yahoo.dk)
no all — incomplete SPF	v=spf1 redirect=_spf.mail.yahoo.com

📨 DMARC

Policy	Record (_dmarc.yahoo.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:d@rua.agari.com; ruf=mailto:d@ruf.agari.com;

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records2 records 51ms

Flags	Tag	Value
0	iodef	mailto:security@yahooinc.com
0	issue	;

🔗 TLSA / DANE

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

🔐 DNSSEC9082ms

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

🏷️ SOA0ms

Field	Value
Serial	2024031301
Primary NS (MNAME)	hidden-master.yahoo.com
Responsible (RNAME)	hostmaster@yahoo-inc.com
Refresh	3600s
Retry	900s
Expire	604800s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

50ms

A

196ms

MX

51ms

AAAA

166ms

TXT

3820ms

CAA

51ms

HTTPS

165ms

TLSA

212ms

SOA

0ms

MTA-STS

233ms

DNSSEC

9082ms

SRV

1219ms

Total

12176ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 17:59:16	12176ms	4 NS 2 A 1 MX	🔓 Insecure	View
2026-06-26 14:20:29	3158ms	4 NS 2 A 1 MX	🔓 Insecure	View
2026-06-26 13:01:47	5192ms	4 NS 2 A 1 MX	🔓 Insecure	View
2026-06-24 14:03:19	14277ms	4 NS 2 A 1 MX	🔓 Insecure	View
2026-06-21 23:54:25	965ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 16:52:35	830ms	4 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 06:42:04	17305ms	4 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 04:01:48	5537ms	4 NS 2 A 1 MX	🔓 Insecure	View