`isi911.com`

DNSSEC	⚠️ Not signed
A	67.221.238.133^{🇺🇸 TierPoint67.221.224.0/20 LLC}
		PTR	`67-221-238-133.xiolink.com`
NS	`ns41.domaincontrol.com` ⭐
		A	2603:5:2142::15^{🇺🇸 GODADDY-DNS2603:5:2140::/44}
			PTR	`ns41.domaincontrol.com`
		A	97.74.100.21^{🇺🇸 GODADDY-DNS97.74.100.0/23}
			PTR	`ns41.domaincontrol.com`
NS	`ns42.domaincontrol.com`
		A	2603:5:2242::15^{🇺🇸 GODADDY-DNS2603:5:2240::/44}
			PTR	`ns42.domaincontrol.com`
		A	173.201.68.21^{🇺🇸 GODADDY-DNS173.201.68.0/23}
			PTR	`ns42.domaincontrol.com`
MX	`isi911-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00300.inbound.protection.outlook.com`
		A	2a01:111:f403:f907::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm1pr04cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr21cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:f90f::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr04cu00100.inbound.protection.outlook.com`
		A	52.101.8.34^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm2pr04cu00102.inbound.protection.outlook.com`
		A	52.101.10.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn1pr21cu00106.inbound.protection.outlook.com`
		A	52.101.41.26^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr03cu01702.inbound.protection.outlook.com`
		A	52.101.50.7^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr21cu00207.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`apple-domain-verification=RaNdOmLeTtErSaNdNuMbErS`
SOA	`ns41.domaincontrol.com`dns@jomax.net 2021-11-10 #0

`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=1771291435

Same first word

isi911.com

DNS History

10 records (4 active, 6 former)

●NSns41.domaincontrol.com2017-10-29 → 2026-03-22 · 3 obs

○ 2016-12-23 18:28:36
● 2017-10-29 04:40:12
● 2026-03-22 02:52:24

●NSns42.domaincontrol.com2017-10-29 → 2026-03-22 · 3 obs

○ 2016-12-23 18:28:36
● 2017-10-29 04:40:12
● 2026-03-22 02:52:24

○NSns57.1and1.com2015-06-24 → 2016-12-23 · 4 obs

● 2015-06-24 07:45:48
● 2016-12-23 18:28:36
○ 2017-10-29 04:40:12
○ 2026-03-22 02:52:24

○NSns58.1and1.com2015-06-24 → 2016-12-23 · 4 obs

● 2015-06-24 07:45:48
● 2016-12-23 18:28:36
○ 2017-10-29 04:40:12
○ 2026-03-22 02:52:24

●MXisi911-com.mail.protection.outlook.com2026-03-22 → 2026-03-22 · 2 obs

○ 2017-10-29 04:40:12
● 2026-03-22 02:52:24

○MXisi911.com.inbound10.mxlogic.net2015-06-24 → 2016-04-08 · 4 obs

● 2015-06-24 07:45:48
● 2016-04-08 16:04:52
○ 2016-12-23 18:28:36
○ 2026-03-22 02:52:24

○MXisi911.com.inbound10.mxlogicmx.net2015-06-24 → 2016-04-08 · 4 obs

● 2015-06-24 07:45:48
● 2016-04-08 16:04:52
○ 2016-12-23 18:28:36
○ 2026-03-22 02:52:24

○MXmail.connectacare.com2016-12-23 → 2017-10-29 · 4 obs

○ 2016-04-08 16:04:52
● 2016-12-23 18:28:36
● 2017-10-29 04:40:12
○ 2026-03-22 02:52:24

●A67.221.238.1332015-11-04 → 2026-03-22 · 3 obs

○ 2015-06-24 07:45:48
● 2015-11-04 23:19:24
● 2026-03-22 02:52:24

○A68.143.20.1492015-06-24 → 2015-06-24 · 3 obs

● 2015-06-24 07:45:48
○ 2015-11-04 23:19:24
○ 2026-03-22 02:52:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net...	-
isi911.com	ns41.domaincontrol.com, ns42.domaincontrol.com	4 records

✅ Authoritative Response

Server: 97.74.100.21

NS records: ns41.domaincontrol.com, ns42.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for isi911.com (unsigned zone)

⏱️ Timing

Total: 306ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`67.221.238.133`
NS	2	`ns41.domaincontrol.com, ns42.domaincontrol.com`
MX	1	`isi911-com.mail.protection.outlook.com (`
TXT	2	`v=spf1 include:spf.protection.outlook.co, apple-domain-verification=RaNdOmLeTtErSa`
SOA	1	`ns41.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns41.domaincontrol.com, ns41.domaincontrol.com, ns42.domaincontrol.com...)

Analysis

IP Addresses

isi911.com points to a single IP address: 67.221.238.133.

Other host names, such as connectacare.com and integratednational.com, share IP numbers with isi911.com.

Name Servers

Two name servers ns41.domaincontrol.com and ns42.domaincontrol.com handle the delegation for isi911.com.

isi911.com shares the same name server setup as other domains, for example spfme.com, eriksmith.com, myport.net, iaprof.com and dutystation.org.

Host names with two IP numbers:

ns41.domaincontrol.com points to 2603:5:2142::15 and 97.74.100.21.

ns42.domaincontrol.com points to 2603:5:2242::15 and 173.201.68.21.

Mail Servers

The isi911-com.mail.protection.outlook.com mail server handles isi911.com.

isi911-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::, 2a01:111:f403:f907::1, 2a01:111:f403:f908::, 2a01:111:f403:f90f::, 52.101.8.34, 52.101.10.6, 52.101.41.26 and 52.101.50.7.

isi911.com - robtex.com

isi911.com

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