`armstrong.pt`

DNSSEC	⚠️ Not signed
NS	`dns1.cscdns.net` ⭐
		A	2610:a1:1022::100^{🇺🇸 MAINT-ID-120082610:a1:1022::/48 Neustar}
			PTR	`ns1.arcemus.com`
			PTR	`kandns06.digitalarchives.com`
			PTR	`ns1.euro909.com`
			PTR	`ns2.euro909.com`
			PTR	`indom10.indomco.com`
			PTR	`indom30.indomco.fr`
			PTR	`ns1.ascio.net`
			PTR	`ns3.ascio.net`
			PTR	`dns1.cscdns.net`
			PTR	`pdns1.cscdns.net`
			PTR	`sbdns3.cscdns.net`
			PTR	`spdns3.cscdns.net`
			PTR	`ns0.netnames.net`
			PTR	`ns1.netnames.net`
			PTR	`ns3.netnames.net`
			PTR	`ns5.netnames.net`
			PTR	`ns7.netnames.net`
			PTR	`indom130.indomco.org`
			PTR	`ns2.domainnetwork.se`
			PTR	`ns.domainnetwork.se`
		A	156.154.130.100^{🇺🇸 MAINT-ID-12008156.154.130.0/24 Neustar}
			PTR	`ns1.arcemus.com`
			PTR	`kandns06.digitalarchives.com`
			PTR	`ns1.euro909.com`
			PTR	`ns2.euro909.com`
			PTR	`indom10.indomco.com`
			PTR	`indom30.indomco.fr`
			PTR	`ns1.ascio.net`
			PTR	`ns3.ascio.net`
			PTR	`dns1.cscdns.net`
			PTR	`pdns1.cscdns.net`
			PTR	`sbdns3.cscdns.net`
			PTR	`spdns3.cscdns.net`
			PTR	`ns0.netnames.net`
			PTR	`ns1.netnames.net`
			PTR	`ns3.netnames.net`
			PTR	`ns5.netnames.net`
			PTR	`ns7.netnames.net`
			PTR	`indom130.indomco.org`
			PTR	`ns2.domainnetwork.se`
			PTR	`ns.domainnetwork.se`
NS	`dns2.cscdns.net`
		A	2610:a1:1023::100^{🇺🇸 MAINT-ID-120082610:a1:1023::/48 Neustar}
			PTR	`ns2.arcemus.com`
			PTR	`nusdns06.digitalarchives.com`
			PTR	`ns3.domainnetwork.com`
			PTR	`ns3.euro909.com`
			PTR	`indom80.indomco.hk`
			PTR	`ns2.ascio.net`
			PTR	`ns4.ascio.net`
			PTR	`dns2.cscdns.net`
			PTR	`pdns2.cscdns.net`
			PTR	`indom20.indomco.net`
			PTR	`ns2.netnames.net`
			PTR	`ns4.netnames.net`
			PTR	`ns6.netnames.net`
			PTR	`ns8.netnames.net`
		A	156.154.131.100^{🇺🇸 MAINT-ID-12008156.154.131.0/24 Neustar}
			PTR	`ns2.arcemus.com`
			PTR	`nusdns06.digitalarchives.com`
			PTR	`ns3.domainnetwork.com`
			PTR	`ns3.euro909.com`
			PTR	`indom80.indomco.hk`
			PTR	`ns2.ascio.net`
			PTR	`ns4.ascio.net`
			PTR	`dns2.cscdns.net`
			PTR	`pdns2.cscdns.net`
			PTR	`indom20.indomco.net`
			PTR	`ns2.netnames.net`
			PTR	`ns4.netnames.net`
			PTR	`ns6.netnames.net`
			PTR	`ns8.netnames.net`
SOA	`dns1.cscdns.net`hostmaster@cscdns.net 2025-12-02 #3

`pt`

	DNSSEC	🔒 Signed (DS record present)
	NS	`curiosity.dns.pt` ⭐
	NS	`a.dns.pt`
	NS	`b.dns.pt`
	NS	`c.dns.pt`
	NS	`d.dns.pt`
	NS	`e.dns.pt`
	NS	`g.dns.pt`
	NS	`h.dns.pt`
	NS	`ns.dns.br` ⚠️ Not in parent delegation
	NS	`ns2.nic.fr` ⚠️ Not in parent delegation
	SOA	`curiosity.dns.pt`request@dns.pt 2026-03-27 #41

Same first word

armstrong.tw

armstrong.lt

armstrong.one

armstrong.gz.cn

armstrong.org

armstrong.md

armstrong.tc

armstrong.us

armstrong.tj.cn

armstrong.asia

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armstrong.co.im

armstrong.id.au

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armstrong.ca

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armstrong.pt

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armstrong.tel

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armstrong.de

armstrong.kz

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armstrong.com.ua

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armstrong.bank

armstrong.gov.ar

armstrong.com.bb

armstrong.sh

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armstrong.events

armstrong.co.za

armstrong.im

armstrong.jp

armstrong.eu

armstrong.cz

armstrong.by

armstrong.at

armstrong.mn

armstrong.space

armstrong.k12.il.us

armstrong.net.nz

armstrong.edu

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armstrong.bs

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armstrong.kg

armstrong.synology.me

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armstrong.nyc

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armstrong.com

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armstrong.jobs

armstrong.ug

armstrong.it

armstrong.foundation

armstrong.co.il

armstrong.co.nz

armstrong.gs

armstrong.info

armstrong.me

armstrong.k12.ia.us

armstrong.be

armstrong.com.pl

armstrong.co.in

armstrong.fr

armstrong.co

Similar names

DNS History

7 records (2 active, 5 former)

●NSdns1.cscdns.net2026-03-26 → 2026-03-27 · 3 obs

○ 2017-11-15 21:43:08
● 2026-03-26 20:25:12
● 2026-03-27 21:29:30

●NSdns2.cscdns.net2026-03-26 → 2026-03-27 · 3 obs

○ 2017-11-15 21:43:08
● 2026-03-26 20:25:12
● 2026-03-27 21:29:30

○NSns1.armstrong.com2015-07-11 → 2017-11-15 · 4 obs

● 2015-07-11 19:22:26
● 2017-11-15 21:43:08
○ 2026-03-26 20:25:12
○ 2026-03-27 21:29:30

○NSns2.armstrong.com2015-07-11 → 2017-11-15 · 4 obs

● 2015-07-11 19:22:26
● 2017-11-15 21:43:08
○ 2026-03-26 20:25:12
○ 2026-03-27 21:29:30

○NSns3.armstrong.com2015-07-11 → 2017-11-15 · 4 obs

● 2015-07-11 19:22:26
● 2017-11-15 21:43:08
○ 2026-03-26 20:25:12
○ 2026-03-27 21:29:30

○A204.74.19.1422015-11-12 → 2017-11-15 · 5 obs

○ 2015-07-11 19:22:26
● 2015-11-12 11:04:40
● 2017-11-15 21:43:08
○ 2026-03-26 20:25:12
○ 2026-03-27 21:29:30

○A204.74.19.2042015-07-11 → 2015-07-11 · 3 obs

● 2015-07-11 19:22:26
○ 2015-11-12 11:04:40
○ 2026-03-27 21:29:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
pt	a.dns.pt, b.dns.pt, c.dns.pt, d.dns.pt...	-
armstrong.pt	dns1.cscdns.net, dns2.cscdns.net	-

✅ Authoritative Response

Server:156.154.131.100

NS records: dns1.cscdns.net, dns2.cscdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for armstrong.pt (unsigned zone)

⏱️ Timing

Total: 860ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns1.cscdns.net, dns2.cscdns.net`
SOA	1	`dns1.cscdns.net hostmaster.cscdns.net`

Analysis

Name Servers

Two name servers dns1.cscdns.net and dns2.cscdns.net handle delegation for armstrong.pt.

armstrong.pt uses the same name server setup as other domains, for example momberrys.com, hidrolex.com, indy-kinetico.com, d.sg and sidekick4g.com.

armstrong.pt partially shares name servers with other domains, such as midem.net and bankofamericabrasil.com.

Host names with two IP numbers:

dns1.cscdns.net points to: 2610:a1:1022::100 and 156.154.130.100

dns2.cscdns.net points to: 2610:a1:1023::100 and 156.154.131.100

armstrong.pt - robtex.com

armstrong.pt

pt

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Name Servers

`armstrong.pt`

`pt`