duck.dev - dns.ninja

`duck.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:186d^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:da57^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.24.109^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.218.87^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`gabe.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b72^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gabe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c172^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gabe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2172^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gabe.ns.cloudflare.com`
		A	108.162.193.114^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gabe.ns.cloudflare.com`
		A	172.64.33.114^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gabe.ns.cloudflare.com`
		A	173.245.59.114^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gabe.ns.cloudflare.com`
NS	`lucy.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a85^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lucy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c085^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lucy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2085^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lucy.ns.cloudflare.com`
		A	108.162.192.133^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lucy.ns.cloudflare.com`
		A	172.64.32.133^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lucy.ns.cloudflare.com`
		A	173.245.58.133^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lucy.ns.cloudflare.com`
MX	`aspmx1.migadu.com` ⭐
		A	2001:41d0:303:648a::1^{🇫🇷 OVH2001:41d0::/32 IPv6}
		A	2001:41d0:700:19b4::1^{🇫🇷 OVH2001:41d0::/32 IPv6}
		A	2001:41d0:700:1a57::1^{🇫🇷 OVH2001:41d0::/32 IPv6}
		A	51.38.57.138^{🇫🇷 OVH51.38.0.0/16}
			PTR	`mizu0.migadu.com`
		A	135.125.171.180^{🇫🇷 OVH135.125.128.0/17}
			PTR	`ns3160119.ip-135-125-171.eu`
		A	135.125.222.87^{🇫🇷 OVH135.125.128.0/17}
			PTR	`ns3160230.ip-135-125-222.eu`
MX	`aspmx2.migadu.com` ⭐
		A	2001:41d0:303:648a::1^{🇫🇷 OVH2001:41d0::/32 IPv6}
		A	2001:41d0:700:19b4::1^{🇫🇷 OVH2001:41d0::/32 IPv6}
		A	2001:41d0:700:1a57::1^{🇫🇷 OVH2001:41d0::/32 IPv6}
		A	51.38.57.138^{🇫🇷 OVH51.38.0.0/16}
			PTR	`mizu0.migadu.com`
		A	135.125.171.180^{🇫🇷 OVH135.125.128.0/17}
			PTR	`ns3160119.ip-135-125-171.eu`
		A	135.125.222.87^{🇫🇷 OVH135.125.128.0/17}
			PTR	`ns3160230.ip-135-125-222.eu`
TXT	`hosted-email-verify=iw712in0`
TXT	`v=spf1 include:spf.migadu.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.24.109, 172.67.218.87
		IPv6 hints	2606:4700:3031::6815:186d, 2606:4700:3033::ac43:da57
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=58, name=cloudflare-ech.com
SOA	`gabe.ns.cloudflare.com`dns@cloudflare.com serial=2406983231

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

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DNS History

8 records (8 active, 0 former)

●NSgabe.ns.cloudflare.com2026-02-15 → 2026-06-28 · 2 obs

● 2026-02-15 15:07:26
● 2026-06-28 11:49:14

●NSlucy.ns.cloudflare.com2026-02-15 → 2026-06-28 · 2 obs

● 2026-02-15 15:07:26
● 2026-06-28 11:49:14

●MXaspmx1.migadu.com2026-02-15 → 2026-06-28 · 5 obs

● 2026-02-15 15:07:26
● 2026-06-09 23:27:08
○ 2026-06-11 07:50:50
● 2026-06-11 09:55:32
● 2026-06-28 11:49:14

●MXaspmx2.migadu.com2026-02-15 → 2026-06-28 · 5 obs

● 2026-02-15 15:07:26
● 2026-06-09 23:27:08
○ 2026-06-11 07:50:50
● 2026-06-11 09:55:32
● 2026-06-28 11:49:14

●A104.21.24.1092026-02-15 → 2026-06-28 · 5 obs

● 2026-02-15 15:07:26
● 2026-06-09 23:27:08
○ 2026-06-11 07:50:50
● 2026-06-11 09:55:32
● 2026-06-28 11:49:14

●A172.67.218.872026-02-15 → 2026-06-28 · 5 obs

● 2026-02-15 15:07:26
● 2026-06-09 23:27:08
○ 2026-06-11 07:50:50
● 2026-06-11 09:55:32
● 2026-06-28 11:49:14

●A2606:4700:3031::6815:186d2026-02-15 → 2026-06-28 · 5 obs

● 2026-02-15 15:07:26
● 2026-06-09 23:27:08
○ 2026-06-11 07:50:50
● 2026-06-11 09:55:32
● 2026-06-28 11:49:14

●A2606:4700:3033::ac43:da572026-02-15 → 2026-06-28 · 5 obs

● 2026-02-15 15:07:26
● 2026-06-09 23:27:08
○ 2026-06-11 07:50:50
● 2026-06-11 09:55:32
● 2026-06-28 11:49:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...	-
duck.dev	gabe.ns.cloudflare.com, lucy.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.133

NS records: gabe.ns.cloudflare.com, lucy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duck.dev (unsigned zone)

⏱️ Timing

Total: 824ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.24.109, 172.67.218.87`
AAAA	2	`2606:4700:3031::6815:186d, 2606:4700:3033::ac43:da57`
NS	2	`gabe.ns.cloudflare.com, lucy.ns.cloudflare.com`
MX	2	`aspmx1.migadu.com (pri: 10), aspmx2.migadu.com (pri: 10)`
TXT	2	`hosted-email-verify=iw712in0, v=spf1 include:spf.migadu.com -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`gabe.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

duck.dev directs to four IP numbers, which are 104.21.24.109, 172.67.218.87, 2606:4700:3031::6815:186d and 2606:4700:3033::ac43:da57.

www.kelbet.it, vanlierop.com, b2btechsolutions.com and two other host names share IP numbers with duck.dev.

Name Servers

duck.dev is delegated to two name servers: gabe.ns.cloudflare.com and lucy.ns.cloudflare.com.

duck.dev uses the same name servers as several other domains — among them patrissinursery.com, comic(0x706f726e)o.net, prof-it.services and two more.

At least some of duck.dev's name servers are shared with other domains, for example problack(0x706f726e).com, eco365systems.sbs, stanglow-jorberg.de and two more.

These name servers tend to be deployed in combination with the name servers fish.ns.cloudflare.com and apollo.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

gabe.ns.cloudflare.com resolves to 108.162.193.114, 172.64.33.114, 173.245.59.114 and 3 other IP addresses.

lucy.ns.cloudflare.com resolves to 108.162.192.133, 172.64.32.133, 173.245.58.133 and 3 other IP addresses.

Mail Servers

Mail for duck.dev is handled by two mail servers — aspmx1.migadu.com and aspmx2.migadu.com.

duck.dev uses an identical mail server configuration to several other domains — among them nutricity.uk, esata.co.uk, wedrop.it and two more.

duck.dev shares mail servers with at least some other domains, such as telesoft.ch, sundu.org and ihatespamemail.com.

Hostnames that resolve to 6 IP addresses:

aspmx1.migadu.com resolves to 51.38.57.138, 135.125.171.180, 135.125.222.87 and 3 other IP addresses.

aspmx2.migadu.com resolves to 51.38.57.138, 135.125.171.180, 135.125.222.87 and 3 other IP addresses.

aspmx1.migadu.com and aspmx2.migadu.com are host names that each point to 2001:41d0:303:648a::1 IP addresses.

aspmx1.migadu.com and aspmx2.migadu.com are host names that each point to 2001:41d0:700:19b4::1 IP addresses.

aspmx1.migadu.com and aspmx2.migadu.com are host names that each point to 2001:41d0:700:1a57::1 IP addresses.

aspmx1.migadu.com and aspmx2.migadu.com are host names that each point to 51.38.57.138 IP addresses.

aspmx1.migadu.com and aspmx2.migadu.com are host names that each point to 135.125.171.180 IP addresses.

aspmx1.migadu.com and aspmx2.migadu.com are host names that each point to 135.125.222.87 IP addresses.