`duncoding.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:9809^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:29d9^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.41.217^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.152.9^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`duke.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b6e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`duke.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`duke.ns.cloudflare.com`
		A	108.162.193.110^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	172.64.33.110^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	173.245.59.110^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
NS	`evangeline.ns.cloudflare.com`
		A	2606:4700:50::a29f:2606^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evangeline.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c206^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`evangeline.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2206^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`evangeline.ns.cloudflare.com`
		A	108.162.194.6^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evangeline.ns.cloudflare.com`
		A	162.159.38.6^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evangeline.ns.cloudflare.com`
		A	172.64.34.6^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`evangeline.ns.cloudflare.com`
MX	`_dc-mx.11740df4cb4f.duncoding.com` ⭐
		A	81.133.150.198^{🇬🇧 BT-UK-AS81.128.0.0/12 BT Public Internet Service}
			PTR	`host81-133-150-198.in-addr.btopenworld.com`
TXT	`v=spf1 +a +mx +ip4:50.6.225.173 ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.41.217, 172.67.152.9
		IPv6 hints	2606:4700:3033::ac43:9809, 2606:4700:3037::6815:29d9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=74, name=cloudflare-ech.com
SOA	`duke.ns.cloudflare.com`dns@cloudflare.com serial=2409342729

`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=1783898577

Previously MX for

duncoding.com

Same first word

duncoding.com

DNS History

16 records (7 active, 9 former)

●NSduke.ns.cloudflare.com2026-07-12 → 2026-07-12 · 3 obs

○ 2026-04-09 09:33:10
● 2026-07-12 23:33:16
● 2026-07-12 23:33:18

●NSevangeline.ns.cloudflare.com2026-07-12 → 2026-07-12 · 3 obs

○ 2026-04-09 09:33:10
● 2026-07-12 23:33:16
● 2026-07-12 23:33:18

○NSns1.bluehost.com2026-03-11 → 2026-04-09 · 5 obs

○ 2016-09-14 01:20:26
● 2026-03-11 08:26:04
● 2026-04-09 09:33:10
○ 2026-07-12 23:33:16
○ 2026-07-12 23:33:18

○NSns1.justhost.com2015-12-22 → 2016-09-14 · 4 obs

● 2015-12-22 20:40:44
● 2016-09-14 01:20:26
○ 2026-03-11 08:26:04
○ 2026-07-12 23:33:18

○NSns2.bluehost.com2026-03-11 → 2026-04-09 · 5 obs

○ 2016-09-14 01:20:26
● 2026-03-11 08:26:04
● 2026-04-09 09:33:10
○ 2026-07-12 23:33:16
○ 2026-07-12 23:33:18

○NSns2.justhost.com2015-12-22 → 2016-09-14 · 4 obs

● 2015-12-22 20:40:44
● 2016-09-14 01:20:26
○ 2026-03-11 08:26:04
○ 2026-07-12 23:33:18

●MX_dc-mx.11740df4cb4f.duncoding.com2026-07-12 → 2026-07-12 · 3 obs

○ 2026-04-09 09:33:10
● 2026-07-12 23:33:16
● 2026-07-12 23:33:18

○MXduncoding.com2015-12-22 → 2016-09-14 · 4 obs

● 2015-12-22 20:40:44
● 2016-09-14 01:20:26
○ 2026-03-11 08:26:04
○ 2026-07-12 23:33:18

○MXmail.duncoding.com2026-03-11 → 2026-04-09 · 5 obs

○ 2016-09-14 01:20:26
● 2026-03-11 08:26:04
● 2026-04-09 09:33:10
○ 2026-07-12 23:33:16
○ 2026-07-12 23:33:18

●A104.21.41.2172026-07-12 → 2026-07-12 · 3 obs

○ 2026-04-09 09:33:10
● 2026-07-12 23:33:16
● 2026-07-12 23:33:18

○A127.0.0.12026-03-11 → 2026-04-09 · 5 obs

○ 2017-05-22 09:46:50
● 2026-03-11 08:26:04
● 2026-04-09 09:33:10
○ 2026-07-12 23:33:16
○ 2026-07-12 23:33:18

●A172.67.152.92026-07-12 → 2026-07-12 · 3 obs

○ 2026-04-09 09:33:10
● 2026-07-12 23:33:16
● 2026-07-12 23:33:18

○A192.163.250.2042015-12-22 → 2016-09-14 · 4 obs

● 2015-12-22 20:40:44
● 2016-09-14 01:20:26
○ 2017-05-22 09:46:50
○ 2026-07-12 23:33:18

●A2606:4700:3033::ac43:98092026-07-12 → 2026-07-12 · 3 obs

○ 2026-04-09 09:33:10
● 2026-07-12 23:33:16
● 2026-07-12 23:33:18

●A2606:4700:3037::6815:29d92026-07-12 → 2026-07-12 · 3 obs

○ 2026-04-09 09:33:10
● 2026-07-12 23:33:16
● 2026-07-12 23:33:18

○A74.220.199.92017-05-22 → 2017-05-22 · 4 obs

○ 2016-09-14 01:20:26
● 2017-05-22 09:46:50
○ 2026-03-11 08:26:04
○ 2026-07-12 23:33:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
duncoding.com	duke.ns.cloudflare.com, evangeline.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.110

NS records: duke.ns.cloudflare.com, evangeline.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duncoding.com (unsigned zone)

⏱️ Timing

Total: 105ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.152.9, 104.21.41.217`
AAAA	2	`2606:4700:3033::ac43:9809, 2606:4700:3037::6815:29d9`
NS	2	`duke.ns.cloudflare.com, evangeline.ns.cloudflare.com`
MX	1	`_dc-mx.11740df4cb4f.duncoding.com (pri:`
TXT	1	`v=spf1 +a +mx +ip4:50.6.225.173 ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`duke.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

duncoding.com has four IP addresses: 104.21.41.217, 172.67.152.9, 2606:4700:3033::ac43:9809 and 2606:4700:3037::6815:29d9.

www.sellwoodpodiatry.com, hartmann-rechtsanwaelte.de, seniorlt.com plus two other host names have IP numbers in common with duncoding.com.

Name Servers

duncoding.com uses two name servers for its delegation: duke.ns.cloudflare.com and evangeline.ns.cloudflare.com.

The name server configuration of duncoding.com is shared with other domains, for instance goog1e681.com, daybet.top, enelplaneta.com and two others.

duncoding.com has at least partial name server overlap with other domains, such as beach-insider.com, energynews-ng.com, ambicard.com and two others.

It is common to see these name servers used together with name servers clay.ns.cloudflare.com and martha.ns.cloudflare.com.

Hosts with 6 IP addresses each:

Hostname duke.ns.cloudflare.com directs to 108.162.193.110, 172.64.33.110 and 173.245.59.110 along with 3 other IP addresses.

Hostname evangeline.ns.cloudflare.com directs to 108.162.194.6, 162.159.38.6 and 172.64.34.6 along with 3 other IP addresses.

Mail Servers

duncoding.com uses one mail server — _dc-mx.11740df4cb4f.duncoding.com.

_dc-mx.11740df4cb4f.duncoding.com directs to just one IP number, 81.133.150.198.

duncoding.com - robtex.com

duncoding.com

com

Previously MX for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`duncoding.com`

`com`