gcduino.com - dns.ninja

`gcduino.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:2650^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:dc1a^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.38.80^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.220.26^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lisa.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a83^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lisa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c083^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lisa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2083^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lisa.ns.cloudflare.com`
		A	108.162.192.131^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lisa.ns.cloudflare.com`
		A	172.64.32.131^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lisa.ns.cloudflare.com`
		A	173.245.58.131^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lisa.ns.cloudflare.com`
NS	`phil.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b89^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c189^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`phil.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2189^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`phil.ns.cloudflare.com`
		A	108.162.193.137^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
		A	172.64.33.137^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
		A	173.245.59.137^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`phil.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c06::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f27.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx4.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
TXT	`google-site-verification=YXdKIfBzV46l6zu8Cs2qzJrgU-hx2gYuICDuEuQvIGM`
TXT	`v=spf1 a mx ptr include:bluehost.com ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.38.80, 172.67.220.26
		IPv6 hints	2606:4700:3030::6815:2650, 2606:4700:3036::ac43:dc1a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=163, name=cloudflare-ech.com
SOA	`lisa.ns.cloudflare.com`dns@cloudflare.com serial=2406254782

`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=1781594315

Same first word

gcduino.com

Similar names

diguocn.com

cndiguo.com

cuidong.com

ucoding.de

unicogd.com

ucoding.com

codingu.com

cognidu.com

dugicon.com

docuign.com

ducoing.com

DNS History

24 records (12 active, 12 former)

●NSlisa.ns.cloudflare.com2020-03-14 → 2026-06-16 · 3 obs

○ 2016-09-09 17:34:34
● 2020-03-14 19:15:04
● 2026-06-16 07:42:18

○NSns1.bluehost.com2015-08-23 → 2016-09-09 · 4 obs

● 2015-08-23 13:30:06
● 2016-09-09 17:34:34
○ 2020-03-14 19:15:04
○ 2026-06-16 07:42:18

○NSns2.bluehost.com2015-08-23 → 2016-09-09 · 4 obs

● 2015-08-23 13:30:06
● 2016-09-09 17:34:34
○ 2020-03-14 19:15:04
○ 2026-06-16 07:42:18

●NSphil.ns.cloudflare.com2020-03-14 → 2026-06-16 · 3 obs

○ 2016-09-09 17:34:34
● 2020-03-14 19:15:04
● 2026-06-16 07:42:18

●MXalt1.aspmx.l.google.com2015-08-23 → 2026-06-16 · 2 obs

● 2015-08-23 13:30:06
● 2026-06-16 07:42:18

●MXalt2.aspmx.l.google.com2015-08-23 → 2026-06-16 · 2 obs

● 2015-08-23 13:30:06
● 2026-06-16 07:42:18

●MXaspmx.l.google.com2015-08-23 → 2026-06-16 · 2 obs

● 2015-08-23 13:30:06
● 2026-06-16 07:42:18

●MXaspmx2.googlemail.com2015-08-23 → 2026-06-16 · 2 obs

● 2015-08-23 13:30:06
● 2026-06-16 07:42:18

●MXaspmx3.googlemail.com2015-08-23 → 2026-06-16 · 2 obs

● 2015-08-23 13:30:06
● 2026-06-16 07:42:18

●MXaspmx4.googlemail.com2015-08-23 → 2026-06-16 · 2 obs

● 2015-08-23 13:30:06
● 2026-06-16 07:42:18

○A104.18.32.182020-03-14 → 2020-03-14 · 4 obs

○ 2016-09-09 17:34:34
● 2020-03-14 19:15:04
○ 2026-02-15 00:49:54
○ 2026-06-16 07:42:18

○A104.18.33.182020-03-14 → 2020-03-14 · 4 obs

○ 2016-09-09 17:34:34
● 2020-03-14 19:15:04
○ 2026-02-15 00:49:54
○ 2026-06-16 07:42:18

●A104.21.38.802026-02-15 → 2026-06-16 · 10 obs

○ 2020-03-14 19:15:04
● 2026-02-15 00:49:54
● 2026-03-28 08:48:34
○ 2026-04-27 07:50:06
○ 2026-04-27 12:15:34
● 2026-04-29 15:21:48
● 2026-05-06 06:49:34
○ 2026-05-06 19:52:52
● 2026-05-06 21:09:10
● 2026-06-16 07:42:18

●A172.67.220.262026-02-15 → 2026-06-16 · 10 obs

○A188.114.96.02026-04-27 → 2026-05-06 · 8 obs

○ 2026-03-28 08:48:34
● 2026-04-27 07:50:06
● 2026-04-27 12:15:34
○ 2026-04-29 15:21:48
○ 2026-05-06 06:49:34
● 2026-05-06 19:52:52
○ 2026-05-06 21:09:10
○ 2026-06-16 07:42:18

○A188.114.97.02026-04-27 → 2026-05-06 · 8 obs

○ 2026-03-28 08:48:34
● 2026-04-27 07:50:06
● 2026-04-27 12:15:34
○ 2026-04-29 15:21:48
○ 2026-05-06 06:49:34
● 2026-05-06 19:52:52
○ 2026-05-06 21:09:10
○ 2026-06-16 07:42:18

●A2606:4700:3030::6815:26502026-02-15 → 2026-06-16 · 10 obs

○A2606:4700:3032::6812:20122020-03-14 → 2020-03-14 · 4 obs

○ 2016-09-09 17:34:34
● 2020-03-14 19:15:04
○ 2026-02-15 00:49:54
○ 2026-06-16 07:42:18

○A2606:4700:3033::6812:21122020-03-14 → 2020-03-14 · 4 obs

○ 2016-09-09 17:34:34
● 2020-03-14 19:15:04
○ 2026-02-15 00:49:54
○ 2026-06-16 07:42:18

●A2606:4700:3036::ac43:dc1a2026-02-15 → 2026-06-16 · 10 obs

○A2a06:98c1:3120::2026-04-27 → 2026-05-06 · 8 obs

○ 2026-03-28 08:48:34
● 2026-04-27 07:50:06
● 2026-04-27 12:15:34
○ 2026-04-29 15:21:48
○ 2026-05-06 06:49:34
● 2026-05-06 19:52:52
○ 2026-05-06 21:09:10
○ 2026-06-16 07:42:18

○A2a06:98c1:3121::2026-04-27 → 2026-05-06 · 8 obs

○ 2026-03-28 08:48:34
● 2026-04-27 07:50:06
● 2026-04-27 12:15:34
○ 2026-04-29 15:21:48
○ 2026-05-06 06:49:34
● 2026-05-06 19:52:52
○ 2026-05-06 21:09:10
○ 2026-06-16 07:42:18

○A45.33.73.682015-12-08 → 2016-09-09 · 5 obs

○ 2015-08-23 13:30:06
● 2015-12-08 21:54:26
● 2016-09-09 17:34:34
○ 2020-03-14 19:15:04
○ 2026-06-16 07:42:18

○A66.147.242.942015-08-23 → 2015-08-23 · 3 obs

● 2015-08-23 13:30:06
○ 2015-12-08 21:54:26
○ 2026-06-16 07:42:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...	-
gcduino.com	lisa.ns.cloudflare.com, phil.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.131

NS records: lisa.ns.cloudflare.com, phil.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gcduino.com (unsigned zone)

⏱️ Timing

Total: 247ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.38.80, 172.67.220.26`
AAAA	2	`2606:4700:3036::ac43:dc1a, 2606:4700:3030::6815:2650`
NS	2	`lisa.ns.cloudflare.com, phil.ns.cloudflare.com`
MX	6	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
TXT	2	`google-site-verification=YXdKIfBzV46l6zu, v=spf1 a mx ptr include:bluehost.com ?al`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lisa.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

gcduino.com points to the four IP addresses 104.21.38.80, 172.67.220.26, 2606:4700:3030::6815:2650 and 2606:4700:3036::ac43:dc1a.

Two other host names, along with drivinglicensetestonline.com, simplysfg.com and theorems-perceptible.click, also share IP numbers with gcduino.com.

Name Servers

gcduino.com uses two name servers for its delegation: lisa.ns.cloudflare.com and phil.ns.cloudflare.com.

gcduino.com shares its NS records with other domains, for example triangle.al, goldpartners.com, usitorno.com.br and two others.

At least some of gcduino.com's name servers are shared with other domains, for example svsnet.top, bka.me, ma-subvention-electrique.com and two more.

These name servers tend to be used in conjunction with the name servers ken.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname lisa.ns.cloudflare.com directs to 108.162.192.131, 172.64.32.131 and 173.245.58.131 along with 3 other IP addresses.

Hostname phil.ns.cloudflare.com directs to 108.162.193.137, 172.64.33.137 and 173.245.59.137 along with 3 other IP addresses.

Mail Servers

gcduino.com uses 6 mail servers for delivery: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 3 other.

There is at least a partial MX overlap between gcduino.com and other domains, including abscm.com.br, elanes.com, bigbearblankets.com and two others.

These mail servers tend to appear in combination with mail servers alt1.aspmx.l.google.com, aspmx.l.google.com, alt2.aspmx.l.google.com and 3 others.

Host names that have two IP addresses:

aspmx2.googlemail.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx4.googlemail.com directs traffic to 192.178.223.27 and 2a00:1450:4009:c0f::1b.

aspmx.l.google.com directs traffic to 172.253.63.26 and 2607:f8b0:4004:c06::1b.

alt1.aspmx.l.google.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1b.

Both aspmx2.googlemail.com and alt1.aspmx.l.google.com resolve to 108.177.123.27 IP addresses each.