duapler.com - dns.ninja

`duapler.com`

DNSSEC	⚠️ Not signed
NS	`ns-648.awsdns-17.net` ⭐
		A	2600:9000:5302:8800::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-648.awsdns-17.net`
		A	205.251.194.136^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-648.awsdns-17.net`
NS	`ns-1173.awsdns-18.org`
		A	2600:9000:5304:9500::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1173.awsdns-18.org`
		A	205.251.196.149^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1173.awsdns-18.org`
NS	`ns-1700.awsdns-20.co.uk`
		A	2600:9000:5306:a400::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1700.awsdns-20.co.uk`
		A	205.251.198.164^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1700.awsdns-20.co.uk`
NS	`ns-434.awsdns-54.com`
		A	2600:9000:5301:b200::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-434.awsdns-54.com`
		A	205.251.193.178^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-434.awsdns-54.com`
SOA	`ns-648.awsdns-17.net`awsdns-hostmaster@amazon.com serial=1

`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=1780795161

Same first word

duapler.com

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DNS History

8 records (4 active, 4 former)

●NSns-1173.awsdns-18.org2026-03-26 → 2026-06-07 · 3 obs

○ 2019-12-17 13:49:26
● 2026-03-26 11:21:28
● 2026-06-07 01:19:48

○NSns-1214.awsdns-23.org2019-12-17 → 2019-12-17 · 3 obs

● 2019-12-17 13:49:26
○ 2026-03-26 11:21:28
○ 2026-06-07 01:19:48

●NSns-1700.awsdns-20.co.uk2026-03-26 → 2026-06-07 · 3 obs

○ 2019-12-17 13:49:26
● 2026-03-26 11:21:28
● 2026-06-07 01:19:48

○NSns-1712.awsdns-22.co.uk2019-12-17 → 2019-12-17 · 3 obs

● 2019-12-17 13:49:26
○ 2026-03-26 11:21:28
○ 2026-06-07 01:19:48

●NSns-434.awsdns-54.com2026-03-26 → 2026-06-07 · 3 obs

○ 2019-12-17 13:49:26
● 2026-03-26 11:21:28
● 2026-06-07 01:19:48

○NSns-55.awsdns-06.com2019-12-17 → 2019-12-17 · 3 obs

● 2019-12-17 13:49:26
○ 2026-03-26 11:21:28
○ 2026-06-07 01:19:48

●NSns-648.awsdns-17.net2026-03-26 → 2026-06-07 · 3 obs

○ 2019-12-17 13:49:26
● 2026-03-26 11:21:28
● 2026-06-07 01:19:48

○NSns-998.awsdns-60.net2019-12-17 → 2019-12-17 · 3 obs

● 2019-12-17 13:49:26
○ 2026-03-26 11:21:28
○ 2026-06-07 01:19:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
duapler.com	ns-648.awsdns-17.net, ns-434.awsdns-54.com, ns-1700.awsdns-20.co.uk, ns-1173.awsdns-18.org	2 records

✅ Authoritative Response

Server:205.251.194.136

NS records: ns-648.awsdns-17.net, ns-434.awsdns-54.com, ns-1700.awsdns-20.co.uk, ns-1173.awsdns-18.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duapler.com (unsigned zone)

⏱️ Timing

Total: 453ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns-1173.awsdns-18.org, ns-1700.awsdns-20.co.uk...`
SOA	1	`ns-648.awsdns-17.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-434.awsdns-54.com, ns-434.awsdns-54.com)

Analysis

Name Servers

Authority for duapler.com is delegated across 4 name servers: ns-434.awsdns-54.com, ns-648.awsdns-17.net, ns-1173.awsdns-18.org and ns-1700.awsdns-20.co.uk.

duapler.com has at least partial name server overlap with other domains, such as d3zflren6jy3n.cloudfront.net, marblegroup.com.au, appextremes.com and two others.

ns-434.awsdns-54.com, ns-648.awsdns-17.net, ns-1173.awsdns-18.org and ns-1700.awsdns-20.co.uk all point to exactly two IP numbers each: ns-434.awsdns-54.com → 205.251.193.178 and 2600:9000:5301:b200::1; ns-648.awsdns-17.net → 205.251.194.136 and 2600:9000:5302:8800::1; ns-1173.awsdns-18.org → 205.251.196.149 and 2600:9000:5304:9500::1; ns-1700.awsdns-20.co.uk → 205.251.198.164 and 2600:9000:5306:a400::1.