`office365-logon.com`

DNSSEC	⚠️ Not signed
NS	`ns-1165.awsdns-17.org` ⚠️ Not in zone NS records
		A	2600:9000:5304:8d00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1165.awsdns-17.org`
		A	205.251.196.141^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1165.awsdns-17.org`
NS	`ns-1840.awsdns-38.co.uk` ⚠️ Not in zone NS records
		A	2600:9000:5307:3000::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1840.awsdns-38.co.uk`
		A	205.251.199.48^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1840.awsdns-38.co.uk`
NS	`ns-498.awsdns-62.com` ⚠️ Not in zone NS records
		A	2600:9000:5301:f200::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-498.awsdns-62.com`
		A	205.251.193.242^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-498.awsdns-62.com`
NS	`ns-529.awsdns-02.net` ⚠️ Not in zone NS records
		A	2600:9000:5302:1100::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-529.awsdns-02.net`
		A	205.251.194.17^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-529.awsdns-02.net`

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1777080886

Same first word

office365-logon.com

DNS History

9 records (4 active, 5 former)

●NSns-1165.awsdns-17.org2016-12-19 → 2026-04-25 · 2 obs

● 2016-12-19 03:50:56
● 2026-04-25 01:53:02

●NSns-1840.awsdns-38.co.uk2016-12-19 → 2026-04-25 · 2 obs

● 2016-12-19 03:50:56
● 2026-04-25 01:53:02

●NSns-498.awsdns-62.com2016-12-19 → 2026-04-25 · 2 obs

● 2016-12-19 03:50:56
● 2026-04-25 01:53:02

●NSns-529.awsdns-02.net2016-12-19 → 2026-04-25 · 2 obs

● 2016-12-19 03:50:56
● 2026-04-25 01:53:02

○MXinbound-smtp.us-east-1.amazonaws.com2016-12-19 → 2017-11-02 · 4 obs

● 2016-12-19 03:50:56
● 2017-11-02 01:14:14
○ 2026-04-20 22:23:52
○ 2026-04-25 01:53:02

○A34.225.30.2452017-11-02 → 2017-11-02 · 4 obs

○ 2016-12-19 03:50:56
● 2017-11-02 01:14:14
○ 2026-04-20 22:23:52
○ 2026-04-25 01:53:02

○A52.20.163.1992016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 03:50:56
○ 2017-11-02 01:14:14
○ 2026-04-25 01:53:02

○A52.207.62.432016-12-19 → 2016-12-19 · 3 obs

● 2016-12-19 03:50:56
○ 2017-11-02 01:14:14
○ 2026-04-25 01:53:02

○A52.6.243.1582017-11-02 → 2017-11-02 · 4 obs

○ 2016-12-19 03:50:56
● 2017-11-02 01:14:14
○ 2026-04-20 22:23:52
○ 2026-04-25 01:53:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
office365-logon.com	ns-529.awsdns-02.net, ns-498.awsdns-62.com, ns-1165.awsdns-17.org, ns-1840.awsdns-38.co.uk	2 records

✅ Authoritative Response

Server:205.251.199.48

NS records: ns-529.awsdns-02.net, ns-498.awsdns-62.com, ns-1165.awsdns-17.org, ns-1840.awsdns-38.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for office365-logon.com (unsigned zone)

⏱️ Timing

Total: 352ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-498.awsdns-62.com, ns-498.awsdns-62.com)

Analysis

Name Servers

office365-logon.com is delegated to four name servers: ns-498.awsdns-62.com, ns-529.awsdns-02.net, ns-1165.awsdns-17.org and ns-1840.awsdns-38.co.uk.

office365-logon.com at least partially shares name servers with other domains, for instance estheticmeso.com, inferret.com, vectorcheckit.us, d3endvbqicgww2.cloudfront.net and wecheer.me.

These name servers are commonly used together with ns-984.awsdns-59.net, ns-1366.awsdns-42.org and ns-1785.awsdns-31.co.uk.

Host names with two IP numbers: ns-498.awsdns-62.com points to 2600:9000:5301:f200::1 and 205.251.193.242; ns-529.awsdns-02.net points to 2600:9000:5302:1100::1 and 205.251.194.17; ns-1165.awsdns-17.org points to 2600:9000:5304:8d00::1 and 205.251.196.141; ns-1840.awsdns-38.co.uk points to 2600:9000:5307:3000::1 and 205.251.199.48.

office365-logon.com - robtex.com