ipv4.outlook.com - robtex.com

ipv4.outlook.com

CNAMElb.geo-live.office365.com
CNAMEoutlook.ha.office365.com
CNAMEoutlook.ms-acdc.office.com
DNSSEC⚠️ Not signed

outlook.com

DNSSEC⚠️ Not signed
A52.96.91.34🇺🇸 Microsoft52.96.0.0/14 ER
A52.96.111.82🇺🇸 Microsoft52.96.0.0/14 ER
A52.96.172.98🇺🇸 Microsoft52.96.0.0/14 ER
A52.96.214.50🇺🇸 Microsoft52.96.0.0/14 ER
A52.96.222.194🇺🇸 Microsoft52.96.0.0/14 ER
A52.96.222.226🇺🇸 Microsoft52.96.0.0/14 ER
A52.96.223.2🇺🇸 Microsoft52.96.0.0/14 ER
A52.96.228.130🇺🇸 Microsoft52.96.0.0/14 ER
A52.96.229.242🇺🇸 Microsoft52.96.0.0/14 ER
NSns1-05.azure-dns.com ⭐
NSns2-05.azure-dns.net
NSns3-05.azure-dns.org
NSns4-05.azure-dns.info
MXoutlook-com.olc.protection.outlook.com ⭐
TXTgoogle-site-verification=u61khn2j2qt8IdrjskRMSZ0p_HaFURXKrSsu-uXKyNA
TXTgoogle-site-verification=0iLWhIMhXEkeWwWfFU4ursTn-_OvoOjaA0Lr7Pg1sEM
TXTgoogle-site-verification=DC2uC-T8kD33lINhNzfo0bNBrw-vrCXs5BPF5BXY56g
TXT_ofl74f250a84g188pro5arwqa23zle2
TXTv=spf1 include:spf2.outlook.com -all
SOAns1-05.azure-dns.commsnhst@microsoft.com serial=2017971531
WOT: SAFE (94/100)
rank #127 globally
rank #82 in the tld

outlook.com

Outlook.com is a web‑based email service operated by Microsoft. It provides free personal email accounts and integrates with the Microsoft 365 suite.

Key facts

  • Owner / operator: Microsoft
  • TLD:.com— gTLD
  • Primary purpose: email service / webmail
  • Status: active

History

YearEvent
1996Launch of Hotmail, the predecessor of Outlook.com
1997Microsoft acquires Hotmail
2012Rebranding of Hotmail to Outlook.com

Related domains

  • hotmail.com— legacy alias that redirects to Outlook.com
  • outlook.live.com— login and service endpoint
  • outlook.office.com— Outlook for Microsoft 365
Semrush Rank:#6,310 Keywords:13,942 Traffic:377,258/mo
WOT: SAFE (94/100)
📈 Tranco rank: #51
outlook.com - Tranco Rank (30d: ↑+76)436080100120138Jun 28Jul 8Jul 18Jul 28Aug 7Rank#127#51

Outlook.com

Outlook.com is Microsoft's free web-based email and personal information management service. Originally launched in 2012 as a successor to Hotmail (which Microsoft acquired in 1997), Outlook.com has grown into one of the world's largest email platforms, serving hundreds of millions of users globally.

Core Services

  • Email - Full-featured webmail with focused inbox, sweep functions, and support for multiple accounts (including Gmail, Yahoo, and iCloud integration)
  • Calendar - Scheduling and appointment management with reminders
  • Contacts - Address book and contact organization
  • Tasks - To-do lists and task tracking

Key Features

  • Security - Enterprise-grade scanning for attachments and malicious links, plus message encryption options
  • Microsoft 365 Integration - Direct access to Word, Excel, PowerPoint files and OneDrive cloud storage
  • Cross-Platform - Available via web browser and native apps for Windows, Mac, iOS, and Android
  • Smart Features - Package tracking, flight tracking, and AI-powered Copilot assistance (with premium plans)

Storage & Plans

Free accounts include 15 GB mailbox storage and 5 GB OneDrive cloud storage. Microsoft 365 subscriptions unlock ad-free access, expanded storage (100 GB+), and advanced AI features for email composition and summarization.

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DNS History

13 records (1 active, 12 former)

2017201820192020202120222023202420252026A132.245.176.66132.245.195.162132.245.226.34132.245.226.50132.245.27.34132.245.36.98132.245.76.226132.245.77.1840.101.40.22640.101.40.50CNAMElb.geo-live.office365.comlive-emeawest.office365.comoutlook.live.com.glbdns2.microsoft.com
○A132.245.176.662016-09-25 → 2016-09-25 · 3 obs
● 2016-09-25 12:41:10
○ 2026-03-13 04:46:20
○ 2026-08-10 02:08:42
○A132.245.195.1622016-09-25 → 2016-09-25 · 3 obs
● 2016-09-25 12:41:10
○ 2026-03-13 04:46:20
○ 2026-08-10 02:08:42
○A132.245.226.342016-09-25 → 2016-09-25 · 3 obs
● 2016-09-25 12:41:10
○ 2026-03-13 04:46:20
○ 2026-08-10 02:08:42
○A132.245.226.502016-09-25 → 2016-09-25 · 3 obs
● 2016-09-25 12:41:10
○ 2026-03-13 04:46:20
○ 2026-08-10 02:08:42
○A132.245.27.342016-09-25 → 2016-09-25 · 3 obs
● 2016-09-25 12:41:10
○ 2026-03-13 04:46:20
○ 2026-08-10 02:08:42
○A132.245.36.982016-09-25 → 2016-09-25 · 3 obs
● 2016-09-25 12:41:10
○ 2026-03-13 04:46:20
○ 2026-08-10 02:08:42
○A132.245.76.2262016-09-25 → 2016-09-25 · 3 obs
● 2016-09-25 12:41:10
○ 2026-03-13 04:46:20
○ 2026-08-10 02:08:42
○A132.245.77.182016-09-25 → 2016-09-25 · 3 obs
● 2016-09-25 12:41:10
○ 2026-03-13 04:46:20
○ 2026-08-10 02:08:42
○A40.101.40.2262016-09-25 → 2016-09-25 · 3 obs
● 2016-09-25 12:41:10
○ 2026-03-13 04:46:20
○ 2026-08-10 02:08:42
○A40.101.40.502016-09-25 → 2016-09-25 · 3 obs
● 2016-09-25 12:41:10
○ 2026-03-13 04:46:20
○ 2026-08-10 02:08:42
●CNAMElb.geo-live.office365.com2026-03-13 → 2026-08-10 · 3 obs
○ 2016-09-25 12:41:10
● 2026-03-13 04:46:20
● 2026-08-10 02:08:42
○CNAMElive-emeawest.office365.com2016-09-25 → 2016-09-25 · 3 obs
● 2016-09-25 12:41:10
○ 2026-03-13 04:46:20
○ 2026-08-10 02:08:42
○CNAMEoutlook.live.com.glbdns2.microsoft.com2016-09-25 → 2016-09-25 · 3 obs
● 2016-09-25 12:41:10
○ 2026-03-13 04:46:20
○ 2026-08-10 02:08:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
outlook.comns1-05.azure-dns.com, ns2-05.azure-dns.net, ns3-05.azure-dns.org, ns4-05.azure-dns.info-

✅ Authoritative Response

Server:13.107.236.5

NS records: ns1-05.azure-dns.com, ns2-05.azure-dns.net, ns3-05.azure-dns.org, ns4-05.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for outlook.com (unsigned zone)

⏱️ Timing

Total: 116ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1lb.geo-live.office365.com