`rubberduckdev.com`

DNSSEC	⚠️ Not signed
A	20.84.237.30^{🇺🇸 Microsoft20.64.0.0/10}
NS	`dns1.registrar-servers.com` ⭐
		A	2610:a1:1024::200^{🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
		A	156.154.132.200^{🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar}
			PTR	`dns1.namecheaphosting.com`
			PTR	`dns1.registrar-servers.com`
NS	`dns2.registrar-servers.com`
		A	2610:a1:1025::200^{🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
		A	156.154.133.200^{🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar}
			PTR	`dns2.namecheaphosting.com`
			PTR	`dns2.registrar-servers.com`
TXT	`r67fhgc1mr94ldyrw31fdt7mx0921g0z`
SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1772463791

`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

rubberduckdev.com

DNS History

17 records (3 active, 14 former)

○NSdahlia.ns.cloudflare.com2020-03-24 → 2020-03-24 · 4 obs

○ 2017-02-18 10:38:18
● 2020-03-24 09:23:22
○ 2026-02-19 19:57:30
○ 2026-03-02 15:09:00

●NSdns1.registrar-servers.com2026-02-19 → 2026-03-02 · 3 obs

○ 2020-03-24 09:23:22
● 2026-02-19 19:57:30
● 2026-03-02 15:09:00

●NSdns2.registrar-servers.com2026-02-19 → 2026-03-02 · 3 obs

○ 2020-03-24 09:23:22
● 2026-02-19 19:57:30
● 2026-03-02 15:09:00

○NSmerlin.ns.cloudflare.com2020-03-24 → 2020-03-24 · 4 obs

○ 2017-02-18 10:38:18
● 2020-03-24 09:23:22
○ 2026-02-19 19:57:30
○ 2026-03-02 15:09:00

○NSns1.arvixeshared.com2017-02-18 → 2017-02-18 · 4 obs

○ 2016-05-04 19:12:12
● 2017-02-18 10:38:18
○ 2020-03-24 09:23:22
○ 2026-03-02 15:09:00

○NSns1.squid.arvixe.com2015-08-01 → 2016-05-04 · 4 obs

● 2015-08-01 04:45:04
● 2016-05-04 19:12:12
○ 2017-02-18 10:38:18
○ 2026-03-02 15:09:00

○NSns2.arvixeshared.com2017-02-18 → 2017-02-18 · 4 obs

○ 2016-05-04 19:12:12
● 2017-02-18 10:38:18
○ 2020-03-24 09:23:22
○ 2026-03-02 15:09:00

○NSns2.squid.arvixe.com2015-08-01 → 2016-05-04 · 4 obs

● 2015-08-01 04:45:04
● 2016-05-04 19:12:12
○ 2017-02-18 10:38:18
○ 2026-03-02 15:09:00

○MXmail.rubberduckdev.com2015-08-01 → 2017-02-18 · 4 obs

● 2015-08-01 04:45:04
● 2017-02-18 10:38:18
○ 2020-03-24 09:23:22
○ 2026-03-02 15:09:00

○A104.27.136.212020-03-24 → 2020-03-24 · 4 obs

○ 2017-02-18 10:38:18
● 2020-03-24 09:23:22
○ 2026-02-19 19:57:30
○ 2026-03-02 15:09:00

○A104.27.137.212020-03-24 → 2020-03-24 · 4 obs

○ 2017-02-18 10:38:18
● 2020-03-24 09:23:22
○ 2026-02-19 19:57:30
○ 2026-03-02 15:09:00

○A143.95.237.32017-02-18 → 2017-02-18 · 4 obs

○ 2016-05-04 19:12:12
● 2017-02-18 10:38:18
○ 2020-03-24 09:23:22
○ 2026-03-02 15:09:00

○A162.253.145.2452015-08-01 → 2016-05-04 · 4 obs

● 2015-08-01 04:45:04
● 2016-05-04 19:12:12
○ 2017-02-18 10:38:18
○ 2026-03-02 15:09:00

○A20.106.29.1352026-02-25 → 2026-02-25 · 4 obs

○ 2026-02-19 19:57:30
● 2026-02-25 03:12:34
○ 2026-03-02 15:08:58
○ 2026-03-02 15:09:00

●A20.84.237.302026-02-19 → 2026-03-02 · 5 obs

○ 2020-03-24 09:23:22
● 2026-02-19 19:57:30
○ 2026-02-25 03:12:34
● 2026-03-02 15:08:58
● 2026-03-02 15:09:00

○A2606:4700:3034::681b:89152020-03-24 → 2020-03-24 · 4 obs

○ 2017-02-18 10:38:18
● 2020-03-24 09:23:22
○ 2026-02-19 19:57:30
○ 2026-03-02 15:09:00

○A2606:4700:3035::681b:88152020-03-24 → 2020-03-24 · 4 obs

○ 2017-02-18 10:38:18
● 2020-03-24 09:23:22
○ 2026-02-19 19:57:30
○ 2026-03-02 15:09:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net...	-
rubberduckdev.com	dns1.registrar-servers.com, dns2.registrar-servers.com	4 records

✅ Authoritative Response

Server: 156.154.132.200

NS records: dns1.registrar-servers.com, dns2.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rubberduckdev.com (unsigned zone)

⏱️ Timing

Total: 1138ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`20.84.237.30`
NS	2	`dns1.registrar-servers.com, dns2.registrar-servers.com`
TXT	1	`r67fhgc1mr94ldyrw31fdt7mx0921g0z`
SOA	1	`dns1.registrar-servers.com hostmaster.re`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)

Analysis

IP Addresses

rubberduckdev.com points to a single IP address: 20.84.237.30.

Other host names such as brolly.africa, kevinharder.com, kleincode.com, davnetonline.com and glucoco.com share IPs with rubberduckdev.com.

Name Servers

Two name servers dns1.registrar-servers.com and dns2.registrar-servers.com handle the delegation for rubberduckdev.com.

rubberduckdev.com shares the same name server setup as other domains, for example westerntransportationinstitute.org, my-serp.com, shopixy.com, swivl.ca and fewomen.com.

rubberduckdev.com shares name servers with other domains to some extent, including toteachachildasong.com, drivermanager.net, yahml.com and mushroommap.com.

These name servers are commonly used with dns3.registrar-servers.com and dns4.registrar-servers.com and dns5.registrar-servers.com.

Host names with two IP numbers:

dns1.registrar-servers.com points to 2610:a1:1024::200 and 156.154.132.200.

dns2.registrar-servers.com points to 2610:a1:1025::200 and 156.154.133.200.

rubberduckdev.com - robtex.com