🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`fullstack.is`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2efd^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:8f86^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.46.253^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.143.134^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`maciej.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c2a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maciej.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c32a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`maciej.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:232a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`maciej.ns.cloudflare.com`
		A	108.162.195.42^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maciej.ns.cloudflare.com`
		A	162.159.44.42^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maciej.ns.cloudflare.com`
		A	172.64.35.42^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maciej.ns.cloudflare.com`
NS	`rosemary.ns.cloudflare.com`
		A	2606:4700:50::a29f:264d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c24d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosemary.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:224d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosemary.ns.cloudflare.com`
		A	108.162.194.77^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
		A	162.159.38.77^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
		A	172.64.34.77^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.46.253, 172.67.143.134
		IPv6 hints	2606:4700:3031::6815:2efd, 2606:4700:3035::ac43:8f86
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=161, name=cloudflare-ech.com
SOA	`maciej.ns.cloudflare.com`dns@cloudflare.com serial=2414998082

`is`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.is` ⭐
	NS	`c.nic.is`
	NS	`d.nic.is`
	NS	`e.nic.is`
	NS	`f.nic.is`
	SOA	`a.nic.is`hostmaster@isnic.is serial=1789569002

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DNS History

12 records (6 active, 6 former)

●NSmaciej.ns.cloudflare.com2026-09-08 → 2026-09-16 · 2 obs

● 2026-09-08 07:15:04
● 2026-09-16 14:39:22

●NSrosemary.ns.cloudflare.com2026-09-08 → 2026-09-16 · 2 obs

● 2026-09-08 07:15:04
● 2026-09-16 14:39:22

●A104.21.46.2532026-09-10 → 2026-09-16 · 7 obs

○ 2026-09-08 07:15:04
● 2026-09-10 05:21:46
○ 2026-09-10 12:22:28
● 2026-09-12 23:07:30
○ 2026-09-15 22:54:08
● 2026-09-16 14:39:20
● 2026-09-16 14:39:22

●A172.67.143.1342026-09-10 → 2026-09-16 · 7 obs

○ 2026-09-08 07:15:04
● 2026-09-10 05:21:46
○ 2026-09-10 12:22:28
● 2026-09-12 23:07:30
○ 2026-09-15 22:54:08
● 2026-09-16 14:39:20
● 2026-09-16 14:39:22

○A188.114.96.02026-09-08 → 2026-09-10 · 5 obs

● 2026-09-08 07:15:04
○ 2026-09-10 05:21:46
● 2026-09-10 12:22:28
○ 2026-09-12 23:07:30
○ 2026-09-16 14:39:22

○A188.114.96.42026-09-15 → 2026-09-15 · 4 obs

○ 2026-09-12 23:07:30
● 2026-09-15 22:54:08
○ 2026-09-16 14:39:20
○ 2026-09-16 14:39:22

○A188.114.97.02026-09-08 → 2026-09-10 · 5 obs

● 2026-09-08 07:15:04
○ 2026-09-10 05:21:46
● 2026-09-10 12:22:28
○ 2026-09-12 23:07:30
○ 2026-09-16 14:39:22

○A188.114.97.42026-09-15 → 2026-09-15 · 4 obs

○ 2026-09-12 23:07:30
● 2026-09-15 22:54:08
○ 2026-09-16 14:39:20
○ 2026-09-16 14:39:22

●A2606:4700:3031::6815:2efd2026-09-10 → 2026-09-16 · 7 obs

○ 2026-09-08 07:15:04
● 2026-09-10 05:21:46
○ 2026-09-10 12:22:28
● 2026-09-12 23:07:30
○ 2026-09-15 22:54:08
● 2026-09-16 14:39:20
● 2026-09-16 14:39:22

●A2606:4700:3035::ac43:8f862026-09-10 → 2026-09-16 · 7 obs

○ 2026-09-08 07:15:04
● 2026-09-10 05:21:46
○ 2026-09-10 12:22:28
● 2026-09-12 23:07:30
○ 2026-09-15 22:54:08
● 2026-09-16 14:39:20
● 2026-09-16 14:39:22

○A2a06:98c1:3120::42026-09-08 → 2026-09-15 · 7 obs

● 2026-09-08 07:15:04
○ 2026-09-10 05:21:46
● 2026-09-10 12:22:28
○ 2026-09-12 23:07:30
● 2026-09-15 22:54:08
○ 2026-09-16 14:39:20
○ 2026-09-16 14:39:22

○A2a06:98c1:3121::42026-09-08 → 2026-09-15 · 7 obs

● 2026-09-08 07:15:04
○ 2026-09-10 05:21:46
● 2026-09-10 12:22:28
○ 2026-09-12 23:07:30
● 2026-09-15 22:54:08
○ 2026-09-16 14:39:20
○ 2026-09-16 14:39:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
is	d.nic.is, c.nic.is, e.nic.is, a.nic.is...	10 records
fullstack.is	maciej.ns.cloudflare.com, rosemary.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.42

NS records: maciej.ns.cloudflare.com, rosemary.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fullstack.is (unsigned zone)

⏱️ Timing

Total: 909ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.46.253, 172.67.143.134`
AAAA	2	`2606:4700:3035::ac43:8f86, 2606:4700:3031::6815:2efd`
NS	2	`maciej.ns.cloudflare.com, rosemary.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`maciej.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 10

In-bailiwick: 10 (a.nic.is, c.nic.is, d.nic.is...)

Analysis

IP Addresses

fullstack.is has four IP addresses: 104.21.46.253, 172.67.143.134, 2606:4700:3031::6815:2efd and 2606:4700:3035::ac43:8f86.

resort.in.th, mltwqxzvop.com, maraafonsoimoveis.com.br and two other host names share IP numbers with fullstack.is.

Name Servers

fullstack.is has two authoritative name servers — maciej.ns.cloudflare.com and rosemary.ns.cloudflare.com.

fullstack.is uses the same name servers as several other domains — among them seven89x.com, andrevalentin.com, stockmarket-holidays.com and two more.

fullstack.is partially shares its NS delegation with several other domains, including vobqn.vip, 2690045.cc, 19pgdx0708.cc and two others.

These name servers are regularly seen alongside dan.ns.cloudflare.com and zeus.ns.cloudflare.com as name servers.

Hostnames that resolve to 6 IP addresses:

maciej.ns.cloudflare.com points to 108.162.195.42, 162.159.44.42, 172.64.35.42 and 3 other IP addresses.

rosemary.ns.cloudflare.com points to 108.162.194.77, 162.159.38.77, 172.64.34.77 and 3 other IP addresses.

fullstack.is - robtex.com

fullstack.is

is

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`fullstack.is`

`is`