`duelmasters.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:3605^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:ddec^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.54.5^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.221.236^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aspen.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:266d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aspen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c26d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aspen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:226d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aspen.ns.cloudflare.com`
		A	108.162.194.109^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aspen.ns.cloudflare.com`
		A	162.159.38.109^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aspen.ns.cloudflare.com`
		A	172.64.34.109^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aspen.ns.cloudflare.com`
NS	`cris.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cca^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cris.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3ca^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cris.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23ca^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cris.ns.cloudflare.com`
		A	108.162.195.202^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cris.ns.cloudflare.com`
		A	162.159.44.202^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cris.ns.cloudflare.com`
		A	172.64.35.202^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cris.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.54.5, 172.67.221.236
		IPv6 hints	2606:4700:3033::6815:3605, 2606:4700:3036::ac43:ddec
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=196, name=cloudflare-ech.com
SOA	`aspen.ns.cloudflare.com`dns@cloudflare.com serial=2409389575

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1784955050

Same first word

duelmasters.com

duelmasters.jp

duelmasters.io

duelmasters.org

Similar names

drumsetsale.com

leadersmust.com

DNS History

20 records (6 active, 14 former)

●NSaspen.ns.cloudflare.com2026-06-29 → 2026-07-25 · 3 obs

○ 2020-01-04 20:08:42
● 2026-06-29 16:30:56
● 2026-07-25 05:22:40

●NScris.ns.cloudflare.com2026-06-29 → 2026-07-25 · 3 obs

○ 2020-01-04 20:08:42
● 2026-06-29 16:30:56
● 2026-07-25 05:22:40

○NSns-us.1and1-dns.com2017-01-29 → 2017-01-29 · 3 obs

● 2017-01-29 21:40:44
○ 2020-01-04 20:08:42
○ 2026-07-25 05:22:40

○NSns-us.1and1-dns.de2017-01-29 → 2017-01-29 · 3 obs

● 2017-01-29 21:40:44
○ 2020-01-04 20:08:42
○ 2026-07-25 05:22:40

○NSns-us.1and1-dns.org2017-01-29 → 2017-01-29 · 3 obs

● 2017-01-29 21:40:44
○ 2020-01-04 20:08:42
○ 2026-07-25 05:22:40

○NSns-us.1and1-dns.us2017-01-29 → 2017-01-29 · 3 obs

● 2017-01-29 21:40:44
○ 2020-01-04 20:08:42
○ 2026-07-25 05:22:40

○NSns1030.ui-dns.biz2020-01-04 → 2020-01-04 · 4 obs

○ 2017-01-29 21:40:44
● 2020-01-04 20:08:42
○ 2026-06-29 16:30:56
○ 2026-07-25 05:22:40

○NSns1030.ui-dns.com2020-01-04 → 2020-01-04 · 4 obs

○ 2017-01-29 21:40:44
● 2020-01-04 20:08:42
○ 2026-06-29 16:30:56
○ 2026-07-25 05:22:40

○NSns1030.ui-dns.de2020-01-04 → 2020-01-04 · 4 obs

○ 2017-01-29 21:40:44
● 2020-01-04 20:08:42
○ 2026-06-29 16:30:56
○ 2026-07-25 05:22:40

○NSns1030.ui-dns.org2020-01-04 → 2020-01-04 · 4 obs

○ 2017-01-29 21:40:44
● 2020-01-04 20:08:42
○ 2026-06-29 16:30:56
○ 2026-07-25 05:22:40

○MXmx00.1and1.com2017-01-29 → 2020-01-04 · 4 obs

● 2017-01-29 21:40:44
● 2020-01-04 20:08:42
○ 2026-06-29 16:30:56
○ 2026-07-25 05:22:40

○MXmx01.1and1.com2017-01-29 → 2020-01-04 · 4 obs

● 2017-01-29 21:40:44
● 2020-01-04 20:08:42
○ 2026-06-29 16:30:56
○ 2026-07-25 05:22:40

●A104.21.54.52026-06-29 → 2026-07-25 · 3 obs

○ 2020-01-04 20:08:42
● 2026-06-29 16:30:56
● 2026-07-25 05:22:40

●A172.67.221.2362026-06-29 → 2026-07-25 · 3 obs

○ 2020-01-04 20:08:42
● 2026-06-29 16:30:56
● 2026-07-25 05:22:40

●A2606:4700:3033::6815:36052026-07-11 → 2026-07-25 · 3 obs

○ 2026-06-29 16:30:56
● 2026-07-11 04:07:56
● 2026-07-25 05:22:40

○A2606:4700:3035::ac43:ddec2026-06-29 → 2026-06-29 · 4 obs

○ 2020-01-04 20:08:42
● 2026-06-29 16:30:56
○ 2026-07-11 04:07:56
○ 2026-07-25 05:22:40

●A2606:4700:3036::ac43:ddec2026-07-11 → 2026-07-25 · 3 obs

○ 2026-06-29 16:30:56
● 2026-07-11 04:07:56
● 2026-07-25 05:22:40

○A2606:4700:3037::6815:36052026-06-29 → 2026-06-29 · 4 obs

○ 2020-01-04 20:08:42
● 2026-06-29 16:30:56
○ 2026-07-11 04:07:56
○ 2026-07-25 05:22:40

○A2607:f1c0:100f:f000::2cc2017-01-29 → 2020-01-04 · 4 obs

● 2017-01-29 21:40:44
● 2020-01-04 20:08:42
○ 2026-06-29 16:30:56
○ 2026-07-25 05:22:40

○A74.208.236.1192017-01-29 → 2020-01-04 · 4 obs

● 2017-01-29 21:40:44
● 2020-01-04 20:08:42
○ 2026-06-29 16:30:56
○ 2026-07-25 05:22:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
duelmasters.org	cris.ns.cloudflare.com, aspen.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.202

NS records: cris.ns.cloudflare.com, aspen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duelmasters.org (unsigned zone)

⏱️ Timing

Total: 493ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.221.236, 104.21.54.5`
AAAA	2	`2606:4700:3036::ac43:ddec, 2606:4700:3033::6815:3605`
NS	2	`aspen.ns.cloudflare.com, cris.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`aspen.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

duelmasters.org points to the four IP addresses 104.21.54.5, 172.67.221.236, 2606:4700:3033::6815:3605 and 2606:4700:3036::ac43:ddec.

egyptelection.com, greenwts.com, novavisionsynergy.digital and two other host names share IP numbers with duelmasters.org.

Name Servers

duelmasters.org uses two name servers for its delegation: aspen.ns.cloudflare.com and cris.ns.cloudflare.com.

duelmasters.org uses the same name servers as several other domains — among them due-paibmwt.com, rocialleacutecare.com, yurhelp.in.ua and two more.

There is at least partial name server overlap between duelmasters.org and other domains — dftoutiao.com, m8geqpm2kpnf78dkfxp9ksg94ndx9weaoa39.com, metrocorpcounsel.com and two more among them.

These name servers tend to appear in combination with the name servers jamie.ns.cloudflare.com, gordon.ns.cloudflare.com, nash.ns.cloudflare.com and sloan.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname aspen.ns.cloudflare.com directs to 108.162.194.109, 162.159.38.109 and 172.64.34.109 along with 3 other IP addresses.

Hostname cris.ns.cloudflare.com directs to 108.162.195.202, 162.159.44.202 and 172.64.35.202 along with 3 other IP addresses.

duelmasters.org - robtex.com

duelmasters.org

org

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`duelmasters.org`

`org`