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Office.com Domain Trust Report

ACTIVE Microsoft Office — productivity suite used by 1.2 billion people
PRISM VERDICT

office.com shows moderate health — Email Auth needs attention. Review the breakdown below.

Last scanned 23m ago · Aug 22, 2026
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OVERALL TRUST SCORE
70 GRADE C
SSL A+
DNS Healthy
EMAIL Weak
SSL GRADE
A+
Expires in 99d
DNS HEALTH
100%
4 nameservers
EMAIL AUTH
0/3
SPF · DKIM · DMARC
HEADERS
B
Score: 75/100
DOMAIN EXPIRY
—
Monitoring...
Critical issues detected — one or more dimensions require immediate attention.

Registration & ownership

WHOIS
Registrar MarkMonitor Inc.
Registered Apr 20, 1999
Updated May 14, 2026
Expires Apr 20, 2027
Status client delete prohibit.client transfer prohibit.client update prohibit.server delete prohibit. +2
office.com is registered with MarkMonitor Inc., since Apr 20, 1999. Domain registration expires Apr 20, 2027. Status: client delete prohibited.
Full WHOIS report

DNS records

DNS
A 13.107.6.156
AAAA 2620:1ec:a92::156
NS ns1-05.azure-dns.comns2-05.azure-dns.netns3-05.azure-dns.orgns4-05.azure-dns.info
TXT google-site-verification=u1wJrtoeh7Cm1rWUcfA5shOYAXklaqy_IAsIMa8L-qUgoogle-site-verification=V6qxrpALPrk4N8F9wqgUVMwFdKi4sSUY5dLaICCx5rUgoogle-site-verification=zqthuNzyDukN37Znr1L5xdDKHo7KZUL2LTyOqzU7cFogoogle-site-verification=WiCZ6HhPFmPMk5PTkdpSnevgiRttL2tQ-7QA_Z81JRkfacebook-domain-verification=h6ulkdsze2qhdtbdnivt3lilquemgc +5 more
office.com resolves to 13.107.6.156. Nameservers: ns1-05.azure-dns.com, ns2-05.azure-dns.net (+2). IPv6 (AAAA) is configured.
Full DNS lookup

Hosting & network

NETWORK
IP address 13.107.6.156
IPv6 2620:1ec:a92::156
Nameservers ns1-05.azure-dns.comns2-05.azure-dns.netns3-05.azure-dns.orgns4-05.azure-dns.info
Protocol HTTPS HTTP/2
IPv6 support ENABLED
office.com is hosted at 13.107.6.156. Full IPv6 support is configured. DNS is managed through 4 nameservers (ns1-05.azure-dns.com).
Full IP analysis

SSL / TLS

SECURITY
Valid · A+ Microsoft Corporation · expires Nov 30, 2026
99 days remaining
TLS 1.3 TLS 1.2 TLS 1.1 TLS 1.0
Full SSL report

Technology detected

STACK
HTTP/2TLS 1.3HSTSIPv6
Full tech scan

30-day availability

MONITORING
99.50% incidents detected
30d ago today

Email authentication

EMAIL
Full email auth report

Monitoring events

EVENTS
No monitoring events detected — all probes returning clean results.
Run a specific check on office.com:
DNS lookup WHOIS SSL check Security headers Email auth Screenshot
DOMAIN INTELLIGENCE

What we know about Office.com

Office.com has been registered for 27 years (since Apr 20, 1999), managed through MarkMonitor Inc., ranked #14 globally by Tranco, categorised as enterprise tech. Its current health score is 70/100 (grade C) — generally healthy but with some configuration gaps worth reviewing. As an enterprise technology platform, its email authentication enforcement and TLS configuration directly affect the security posture of its corporate clients and integrations.

Security Posture Grade C

office.com's security posture: SSL is valid (issued by Microsoft Corporation), expiring in 99 days; security headers are well-configured.

SSL A+
Headers B
SSL expiry 99d
Health score 70/100
Email Authentication Weak

SPF record is missing — any server can spoof email from this domain. DMARC is absent or set to "none" — no enforcement against email spoofing.

SPF Missing
DMARC policy none
Spoofable Yes
Network Infrastructure IPv6

office.com resolves to 13.107.6.156, IPv6 is enabled, DNS is managed through ns1-05.azure-dns.com and ns2-05.azure-dns.net (+2 more).

Primary IP 13.107.6.156
Nameservers 4
A records 1
DOMAIN LIFECYCLE
Registered Apr 20, 1999 27 years old
Last updated May 14, 2026
Expires Apr 20, 2027
Registrar MarkMonitor Inc.
SSL issued by Microsoft Corporation
DomainScan monitors office.com continuously — DNS every hour, SSL & email auth every 6 h, security headers every 12 h, WHOIS every 24 h. Every detected change triggers a severity-classified monitoring event. Refreshed 23m ago
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