segment.dk DNS records

🖥️ Nameservers2 records 61ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 74ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.51.87.54	3600s	—	AS3292	TDC Holding A/S	87.48.0.0/13	🇩🇰 Denmark	Roskilde

📧 MX Records1 records 66ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	segment-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::a 2a01:111:f403:ca04::b 2a01:111:f403:ca09::a 52.101.103.143 52.101.73.11 52.101.73.16 52.101.73.24	mail-db5pr02cu00100.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 77ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records9 records 181ms

TXT Record
apple-domain-verification=lVHC11jW6KDSIWf4
b70e8g6hnb0hta36v0o0fo12qs
bibaq24bj4n4gf9vnp3m03qvp5
eqvvv4dlk9i0pe1b6vh98aidub
f44c681k5cdm2rvo5kpsn4fb7
MS=ms56969078
pcbtaqku6dd99fo18jiq5kqfv
s1bqXMTllGTmt76o0O4cWvVxFzbYkbgmpxf/kxGdqk6So50sU1X/QqTsdtTido36Hk0hUGb4uFv2Z/VccimZSA==
v=spf1 Ip4:87.51.87.50 Ip4:20.234.178.68 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (segment.dk)
-all (hard fail)	v=spf1 Ip4:87.51.87.50 Ip4:20.234.178.68 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.segment.dk)
p=reject	v=DMARC1; p=reject; pct=100

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC105ms

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

🏷️ SOA0ms

Field	Value
Serial	2026071301
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

61ms

A

74ms

MX

66ms

AAAA

61ms

TXT

181ms

CAA

58ms

HTTPS

63ms

TLSA

181ms

SOA

0ms

MTA-STS

83ms

DNSSEC

105ms

SRV

77ms

Total

819ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 02:33:21	819ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 11:01:30	5905ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 19:16:22	9022ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 17:34:00	1240ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 00:55:26	1716ms	2 NS 1 A 1 MX	🔒 Secure	View