`armstrongcement.com`

DNSSEC	⚠️ Not signed
NS	`ns1.armstrongcement.com` ⭐ ⚠️ Not in parent delegation
		A	206.67.234.10^{🇺🇸 SALSGIVER206.67.234.0/24 Salsgiver}
			PTR	`ns1.salsgiver.com`
NS	`ns1.salsgiver.com` ⚠️ Not in zone NS records
		A	206.67.234.10^{🇺🇸 SALSGIVER206.67.234.0/24 Salsgiver}
			PTR	`ns1.salsgiver.com`
NS	`ns2.armstrongcement.com` ⚠️ Not in parent delegation
		A	206.67.234.21^{🇺🇸 SALSGIVER206.67.234.0/24 Salsgiver}
			PTR	`ns2.salsgiver.com`
NS	`ns2.salsgiver.com` ⚠️ Not in zone NS records
		A	206.67.234.21^{🇺🇸 SALSGIVER206.67.234.0/24 Salsgiver}
			PTR	`ns2.salsgiver.com`
MX	`mxa-006ce401.gslb.pphosted.com` ⭐
		A	205.220.180.198^{🇺🇸 Proofpoint205.220.180.0/24 Inc.}
			PTR	`mx0b-006ce401.pphosted.com`
MX	`mxb-006ce401.gslb.pphosted.com` ⭐
		A	205.220.168.198^{🇺🇸 Proofpoint205.220.168.0/24 Inc.}
			PTR	`mx0a-006ce401.pphosted.com`
TXT	`v=spf1 include:spf.protection.outlook.com mx ip4:206.67.234.119 ip4:63.124.14...`
TXT	`MS=ms31395787`
SOA	`ns1.armstrongcement.com`postmaster@www.salsgiver.com 2022-07-25 #21

`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=1774423912

Subdomains

ns1.armstrongcement.com

ns2.armstrongcement.com

Same first word

armstrongcement.com

DNS History

13 records (6 active, 7 former)

●NSns1.armstrongcement.com2026-03-09 → 2026-03-25 · 3 obs

○ 2018-06-30 12:13:00
● 2026-03-09 15:01:10
● 2026-03-25 07:34:42

○NSns1.carrierzone.com2015-06-09 → 2018-06-30 · 4 obs

● 2015-06-09 00:48:32
● 2018-06-30 12:13:00
○ 2026-03-09 15:01:10
○ 2026-03-25 07:34:42

●NSns1.salsgiver.com2026-03-09 → 2026-03-25 · 3 obs

○ 2018-06-30 12:13:00
● 2026-03-09 15:01:10
● 2026-03-25 07:34:42

●NSns2.armstrongcement.com2026-03-09 → 2026-03-25 · 3 obs

○ 2018-06-30 12:13:00
● 2026-03-09 15:01:10
● 2026-03-25 07:34:42

○NSns2.carrierzone.com2015-06-09 → 2018-06-30 · 4 obs

● 2015-06-09 00:48:32
● 2018-06-30 12:13:00
○ 2026-03-09 15:01:10
○ 2026-03-25 07:34:42

●NSns2.salsgiver.com2026-03-09 → 2026-03-25 · 3 obs

○ 2018-06-30 12:13:00
● 2026-03-09 15:01:10
● 2026-03-25 07:34:42

○NSns3.carrierzone.com2015-06-09 → 2018-06-30 · 4 obs

● 2015-06-09 00:48:32
● 2018-06-30 12:13:00
○ 2026-03-09 15:01:10
○ 2026-03-25 07:34:42

○NSns4.carrierzone.com2015-06-09 → 2018-06-30 · 4 obs

● 2015-06-09 00:48:32
● 2018-06-30 12:13:00
○ 2026-03-09 15:01:10
○ 2026-03-25 07:34:42

○MXblazei.sylvaninc.com2015-06-09 → 2016-11-20 · 4 obs

● 2015-06-09 00:48:32
● 2016-11-20 11:01:08
○ 2018-06-30 12:13:00
○ 2026-03-25 07:34:42

○MXenoki.sylvaninc.com2015-06-09 → 2018-06-30 · 4 obs

● 2015-06-09 00:48:32
● 2018-06-30 12:13:00
○ 2026-03-09 15:01:10
○ 2026-03-25 07:34:42

●MXmxa-006ce401.gslb.pphosted.com2026-03-09 → 2026-03-25 · 3 obs

○ 2018-06-30 12:13:00
● 2026-03-09 15:01:10
● 2026-03-25 07:34:42

●MXmxb-006ce401.gslb.pphosted.com2026-03-09 → 2026-03-25 · 3 obs

○ 2018-06-30 12:13:00
● 2026-03-09 15:01:10
● 2026-03-25 07:34:42

○MXostreatus.sylvaninc.com2018-06-30 → 2018-06-30 · 4 obs

○ 2016-11-20 11:01:08
● 2018-06-30 12:13:00
○ 2026-03-09 15:01:10
○ 2026-03-25 07:34:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
armstrongcement.com	ns1.salsgiver.com, ns2.salsgiver.com	2 records

✅ Authoritative Response

Server:206.67.234.21

NS records: ns1.salsgiver.com, ns2.salsgiver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for armstrongcement.com (unsigned zone)

⏱️ Timing

Total: 126ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.armstrongcement.com, ns2.armstrongcement.com`
MX	2	`mxb-006ce401.gslb.pphosted.com (pri: 10), mxa-006ce401.gslb.pphosted.com (pri: 10)`
TXT	2	`v=spf1 include:spf.protection.outlook.co, MS=ms31395787`
SOA	1	`ns1.armstrongcement.com postmaster.www.s`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.salsgiver.com, ns2.salsgiver.com)

Analysis

Hierarchy

armstrongcement.com is a parent of ns1.armstrongcement.com and ns2.armstrongcement.com.

Name Servers

armstrongcement.com is delegated to four name servers: ns1.armstrongcement.com, ns2.armstrongcement.com, ns1.salsgiver.com and ns2.salsgiver.com.

armstrongcement.com at least partially shares name servers with other domains, for instance 18.199.65.in-addr.arpa, 12.221.216.in-addr.arpa, lesneyconcrete.com, 2.221.216.in-addr.arpa and kiski.net.

Host names with a single IP address:

ns1.armstrongcement.com maps to 206.67.234.10

ns2.armstrongcement.com maps to 206.67.234.21

ns1.salsgiver.com maps to 206.67.234.10

ns2.salsgiver.com maps to 206.67.234.21

Host names mapping to 206.67.234.10: ns1.armstrongcement.com and ns1.salsgiver.com

Host names mapping to 206.67.234.21: ns2.armstrongcement.com and ns2.salsgiver.com

Mail Servers

armstrongcement.com is handled by two mail servers: mxa-006ce401.gslb.pphosted.com and mxb-006ce401.gslb.pphosted.com.

armstrongcement.com shares the same mail server setup as other domains such as sacmailbox.com, qualityinnroyle.com, cmlmm.com and snydercos.com.

Host names with a single IP:

mxa-006ce401.gslb.pphosted.com points to 205.220.180.198.

mxb-006ce401.gslb.pphosted.com points to 205.220.168.198.

armstrongcement.com - robtex.com