`intelligentofficesf.com`

CNAME	`intelligent-office-san-francisco.spheremail.co`
CNAME	`spheremail-elb-423637585.us-west-2.elb.amazonaws.com`
DNSSEC	⚠️ Not signed
A	44.239.170.93^{🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix}
		PTR	`ec2-44-239-170-93.us-west-2.compute.amazonaws.com`
A	54.68.42.154^{🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix}
A	54.69.140.36^{🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix}

`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=1774553297

Subdomains

www.intelligentofficesf.com

Same first word

intelligentofficesf.com

DNS History

9 records (3 active, 6 former)

○NS(root)2017-12-06 → 2017-12-06 · 3 obs

● 2017-12-06 18:01:10
○ 2026-02-17 05:59:08
○ 2026-03-26 19:41:10

○NSdns1.cosmotown.com2017-12-06 → 2017-12-06 · 3 obs

● 2017-12-06 18:01:10
○ 2026-02-17 05:59:08
○ 2026-03-26 19:41:10

○NSdns2.cosmotown.com2017-12-06 → 2017-12-06 · 3 obs

● 2017-12-06 18:01:10
○ 2026-02-17 05:59:08
○ 2026-03-26 19:41:10

○NSdns3.cosmotown.com2017-12-06 → 2017-12-06 · 3 obs

● 2017-12-06 18:01:10
○ 2026-02-17 05:59:08
○ 2026-03-26 19:41:10

○NSdns4.cosmotown.com2017-12-06 → 2017-12-06 · 3 obs

● 2017-12-06 18:01:10
○ 2026-02-17 05:59:08
○ 2026-03-26 19:41:10

●NSns1.dyna-ns.net2026-02-17 → 2026-03-26 · 3 obs

○ 2017-12-06 18:01:10
● 2026-02-17 05:59:08
● 2026-03-26 19:41:10

●NSns2.dyna-ns.net2026-02-17 → 2026-03-26 · 3 obs

○ 2017-12-06 18:01:10
● 2026-02-17 05:59:08
● 2026-03-26 19:41:10

○A54.225.97.2492017-12-06 → 2026-02-17 · 4 obs

● 2017-12-06 18:01:10
● 2026-02-17 05:59:08
○ 2026-02-17 13:40:46
○ 2026-03-26 19:41:10

●CNAMEintelligent-office-san-francisco.spheremail.co2026-02-17 → 2026-03-26 · 4 obs

● 2026-02-17 05:59:08
○ 2026-02-17 13:40:46
● 2026-02-18 21:59:30
● 2026-03-26 19:41:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
intelligentofficesf.com	ns2.dyna-ns.net, ns1.dyna-ns.net	-

✅ Authoritative Response

Server:162.159.24.5

NS records: ns2.dyna-ns.net, ns1.dyna-ns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for intelligentofficesf.com (unsigned zone)

⏱️ Timing

Total: 174ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.dyna-ns.net, ns2.dyna-ns.net`
CNAME	1	`intelligent-office-san-francisco.spherem`
SOA	1	`ns1.dyna-ns.net hostmaster.intelligentof`

Analysis

Hierarchy

intelligentofficesf.com is the parent of www.intelligentofficesf.com.

IP Addresses

intelligentofficesf.com points to three IP numbers: 44.239.170.93, 54.68.42.154 and 54.69.140.36.

intelligentofficesf.com - robtex.com