🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`notnulldev.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:2ad6^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:a697^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.42.214^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.166.151^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aitana.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26de^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aitana.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2de^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aitana.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22de^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aitana.ns.cloudflare.com`
		A	108.162.194.222^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aitana.ns.cloudflare.com`
		A	162.159.38.222^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aitana.ns.cloudflare.com`
		A	172.64.34.222^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aitana.ns.cloudflare.com`
NS	`julio.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cd1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`julio.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3d1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`julio.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23d1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`julio.ns.cloudflare.com`
		A	108.162.195.209^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`julio.ns.cloudflare.com`
		A	162.159.44.209^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`julio.ns.cloudflare.com`
		A	172.64.35.209^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`julio.ns.cloudflare.com`
MX	`mail.protonmail.ch` ⭐
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
TXT	`protonmail-verification=bcb119860a6be5faca3689ad8c61f99506c4a993`
TXT	`v=spf1 include:_spf.protonmail.ch ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.42.214, 172.67.166.151
		IPv6 hints	2606:4700:3034::6815:2ad6, 2606:4700:3037::ac43:a697
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=42, name=cloudflare-ech.com
SOA	`aitana.ns.cloudflare.com`dns@cloudflare.com serial=2413204773

`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=1787869490

Same first word

notnulldev.com

Similar names

devnotnull.fr

Previous names

Next names

DNS History

8 records (8 active, 0 former)

●NSaitana.ns.cloudflare.com2026-08-15 → 2026-08-27 · 2 obs

● 2026-08-15 09:43:08
● 2026-08-27 22:41:12

●NSjulio.ns.cloudflare.com2026-08-15 → 2026-08-27 · 2 obs

● 2026-08-15 09:43:08
● 2026-08-27 22:41:12

●MXmail.protonmail.ch2026-08-15 → 2026-08-27 · 2 obs

● 2026-08-15 09:43:08
● 2026-08-27 22:41:12

●MXmailsec.protonmail.ch2026-08-15 → 2026-08-27 · 2 obs

● 2026-08-15 09:43:08
● 2026-08-27 22:41:12

●A104.21.42.2142026-08-15 → 2026-08-27 · 2 obs

● 2026-08-15 09:43:08
● 2026-08-27 22:41:12

●A172.67.166.1512026-08-15 → 2026-08-27 · 2 obs

● 2026-08-15 09:43:08
● 2026-08-27 22:41:12

●A2606:4700:3034::6815:2ad62026-08-15 → 2026-08-27 · 2 obs

● 2026-08-15 09:43:08
● 2026-08-27 22:41:12

●A2606:4700:3037::ac43:a6972026-08-15 → 2026-08-27 · 2 obs

● 2026-08-15 09:43:08
● 2026-08-27 22:41:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, e.gtld-servers.net...	-
notnulldev.com	aitana.ns.cloudflare.com, julio.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.209

NS records: aitana.ns.cloudflare.com, julio.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 268ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.166.151, 104.21.42.214`
AAAA	2	`2606:4700:3037::ac43:a697, 2606:4700:3034::6815:2ad6`
NS	2	`aitana.ns.cloudflare.com, julio.ns.cloudflare.com`
MX	2	`mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20)`
TXT	2	`protonmail-verification=bcb119860a6be5fa, v=spf1 include:_spf.protonmail.ch ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`aitana.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

notnulldev.com points to the four IP addresses 104.21.42.214, 172.67.166.151, 2606:4700:3034::6815:2ad6 and 2606:4700:3037::ac43:a697.

vps.pro119marketing.com, govinar.sbs, yomemuevoencasa.com plus two other host names have IP numbers in common with notnulldev.com.

Name Servers

notnulldev.com is served by two delegated name servers, aitana.ns.cloudflare.com and julio.ns.cloudflare.com.

The name server configuration of notnulldev.com is shared with other domains, for instance subdomainfinder.com, kaliang.pages.dev, cloudjoy.is and two others.

The name servers of notnulldev.com overlap at least partially with those of other domains — among them vimothsusara.workers.dev, mogadishuhomes.com, cloudscale.consulting and two more.

These name servers commonly appear alongside the name servers magdalena.ns.cloudflare.com and ignat.ns.cloudflare.com.

Hosts with 6 IP addresses each:

aitana.ns.cloudflare.com carries IP addresses 108.162.194.222, 162.159.38.222 and 172.64.34.222, with 3 other addresses beyond those.

julio.ns.cloudflare.com carries IP addresses 108.162.195.209, 162.159.44.209 and 172.64.35.209, with 3 other addresses beyond those.

Mail Servers

notnulldev.com uses two mail servers, mail.protonmail.ch and mailsec.protonmail.ch.

The mail server setup of notnulldev.com matches that of other domains such as master-change.com.ua, kruck.cloud, adamtait.com and two others.

At least some of the mail servers used by notnulldev.com are shared with other domains: harlaarbudgetzorg.nl, hookstelecom.com, jpmsolutions.net and two others among them.

Both mail.protonmail.ch and mailsec.protonmail.ch point to three IP numbers: mail.protonmail.ch points to 176.119.200.128, 185.70.42.128 and 185.205.70.128, while mailsec.protonmail.ch points to 176.119.200.129, 185.70.42.129 and 185.205.70.129.

notnulldev.com - robtex.com

notnulldev.com

com

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

Mail Servers

`notnulldev.com`

`com`