`rubberducktechnology.com`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:8f0^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:9f0^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:44dc^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.8.240^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.9.240^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.68.220^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dee.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a5d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dee.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c05d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dee.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:205d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dee.ns.cloudflare.com`
		A	108.162.192.93^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dee.ns.cloudflare.com`
		A	172.64.32.93^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dee.ns.cloudflare.com`
		A	173.245.58.93^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dee.ns.cloudflare.com`
NS	`donovan.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c72^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donovan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c372^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`donovan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2372^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`donovan.ns.cloudflare.com`
		A	108.162.195.114^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donovan.ns.cloudflare.com`
		A	162.159.44.114^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donovan.ns.cloudflare.com`
		A	172.64.35.114^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donovan.ns.cloudflare.com`
MX	`rubberducktechnology-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c946::5^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch4pr21cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mn2pr04cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:f902::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr04cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:f909::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr04cu00200.inbound.protection.outlook.com`
		A	52.101.9.11^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr04cu00103.inbound.protection.outlook.com`
		A	52.101.10.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr05cu00102.inbound.protection.outlook.com`
		A	52.101.194.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch4pr04cu00104.inbound.protection.outlook.com`
		A	52.101.194.12^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch0pr04cu00504.inbound.protection.outlook.com`
TXT	`openai-domain-verification=dv-I1K6qZUg14Q4DUxwnYzhTebw`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.26.8.240, 104.26.9.240, 172.67.68.220
		IPv6 hints	2606:4700:20::681a:8f0, 2606:4700:20::681a:9f0, 2606:4700:20::ac43:44dc
SOA	`dee.ns.cloudflare.com`dns@cloudflare.com serial=2402526018

`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=1777121396

Same first word

rubberducktechnology.com

DNS History

14 records (9 active, 5 former)

●NSdee.ns.cloudflare.com2026-04-11 → 2026-04-25 · 3 obs

○ 2015-10-16 19:29:42
● 2026-04-11 23:48:28
● 2026-04-25 12:58:12

●NSdonovan.ns.cloudflare.com2026-04-11 → 2026-04-25 · 3 obs

○ 2015-10-16 19:29:42
● 2026-04-11 23:48:28
● 2026-04-25 12:58:12

○NSns23.domaincontrol.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:14
○ 2015-10-16 19:29:42
○ 2026-04-25 12:58:12

○NSns24.domaincontrol.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:14
○ 2015-10-16 19:29:42
○ 2026-04-25 12:58:12

○MXmailstore1.secureserver.net2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:14
○ 2015-10-16 19:29:42
○ 2026-04-25 12:58:12

●MXrubberducktechnology-com.mail.protection.outlook.com2026-04-11 → 2026-04-25 · 3 obs

○ 2015-10-16 19:29:42
● 2026-04-11 23:48:28
● 2026-04-25 12:58:12

○MXsmtp.secureserver.net2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:14
○ 2015-10-16 19:29:42
○ 2026-04-25 12:58:12

●A104.26.8.2402026-04-11 → 2026-04-25 · 3 obs

○ 2015-10-16 19:29:42
● 2026-04-11 23:48:28
● 2026-04-25 12:58:12

●A104.26.9.2402026-04-11 → 2026-04-25 · 3 obs

○ 2015-10-16 19:29:42
● 2026-04-11 23:48:28
● 2026-04-25 12:58:12

●A172.67.68.2202026-04-11 → 2026-04-25 · 3 obs

○ 2015-10-16 19:29:42
● 2026-04-11 23:48:28
● 2026-04-25 12:58:12

●A2606:4700:20::681a:8f02026-04-11 → 2026-04-25 · 3 obs

○ 2015-10-16 19:29:42
● 2026-04-11 23:48:28
● 2026-04-25 12:58:12

●A2606:4700:20::681a:9f02026-04-11 → 2026-04-25 · 3 obs

○ 2015-10-16 19:29:42
● 2026-04-11 23:48:28
● 2026-04-25 12:58:12

●A2606:4700:20::ac43:44dc2026-04-11 → 2026-04-25 · 3 obs

○ 2015-10-16 19:29:42
● 2026-04-11 23:48:28
● 2026-04-25 12:58:12

○A68.178.232.1002008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 18:20:14
○ 2015-10-16 19:29:42
○ 2026-04-25 12:58:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...	-
rubberducktechnology.com	dee.ns.cloudflare.com, donovan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.93

NS records: dee.ns.cloudflare.com, donovan.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 191ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`104.26.8.240, 104.26.9.240...`
AAAA	3	`2606:4700:20::ac43:44dc, 2606:4700:20::681a:9f0...`
NS	2	`dee.ns.cloudflare.com, donovan.ns.cloudflare.com`
MX	1	`rubberducktechnology-com.mail.protection`
TXT	2	`openai-domain-verification=dv-I1K6qZUg14, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dee.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (dee.ns.cloudflare.com, dee.ns.cloudflare.com, dee.ns.cloudflare.com...)

Analysis

IP Addresses

rubberducktechnology.com maps to six IP numbers: 2606:4700:20::681a:8f0, 2606:4700:20::681a:9f0, 2606:4700:20::ac43:44dc, 104.26.8.240, 104.26.9.240 and 172.67.68.220.

Other host names such as us01.ishopf.com.cdn.cloudflare.net, nowhabersham.com, berden-fashion.nl, chb.co.za and www.tabletennis11.fr share IPs with rubberducktechnology.com.

Name Servers

Two name servers dee.ns.cloudflare.com and donovan.ns.cloudflare.com handle the delegation for rubberducktechnology.com.

rubberducktechnology.com shares the same name server setup as other domains, for example cubar.be, immoaccenta.be, kevatek.com, ild.eu and ftawxq.org.

rubberducktechnology.com at least partially shares name servers with other domains, for example conianich.cl, criterion.com, xzhkhw.com, areavoip.eu.org and kicks.gr.

These name servers are often used together with uma.ns.cloudflare.com and buck.ns.cloudflare.com.

Host names with six IP numbers:

dee.ns.cloudflare.com points to 2606:4700:50::adf5:3a5d, 2803:f800:50::6ca2:c05d, 2a06:98c1:50::ac40:205d, 108.162.192.93, 172.64.32.93 and 173.245.58.93.

donovan.ns.cloudflare.com points to 2606:4700:58::a29f:2c72, 2803:f800:50::6ca2:c372, 2a06:98c1:50::ac40:2372, 108.162.195.114, 162.159.44.114 and 172.64.35.114.

Mail Servers

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

rubberducktechnology-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c946::5, 2a01:111:f403:f901::, 2a01:111:f403:f902::, 2a01:111:f403:f909::, 52.101.9.11, 52.101.10.10, 52.101.194.4 and 52.101.194.12.

rubberducktechnology.com - robtex.com