notnulldev.com - dns.ninja

🛡️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=97, 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=1788260000

Same first word

notnulldev.workers.dev

notnulldev.com

Similar names

devnotnull.fr

Previous names

Next names

DNS History

8 records (8 active, 0 former)

●NSaitana.ns.cloudflare.com2026-08-15 → 2026-09-01 · 2 obs

● 2026-08-15 09:43:08
● 2026-09-01 11:19:20

●NSjulio.ns.cloudflare.com2026-08-15 → 2026-09-01 · 2 obs

● 2026-08-15 09:43:08
● 2026-09-01 11:19:20

●MXmail.protonmail.ch2026-08-15 → 2026-09-01 · 2 obs

● 2026-08-15 09:43:08
● 2026-09-01 11:19:20

●MXmailsec.protonmail.ch2026-08-15 → 2026-09-01 · 2 obs

● 2026-08-15 09:43:08
● 2026-09-01 11:19:20

●A104.21.42.2142026-08-15 → 2026-09-01 · 2 obs

● 2026-08-15 09:43:08
● 2026-09-01 11:19:20

●A172.67.166.1512026-08-15 → 2026-09-01 · 2 obs

● 2026-08-15 09:43:08
● 2026-09-01 11:19:20

●A2606:4700:3034::6815:2ad62026-08-15 → 2026-09-01 · 2 obs

● 2026-08-15 09:43:08
● 2026-09-01 11:19:20

●A2606:4700:3037::ac43:a6972026-08-15 → 2026-09-01 · 2 obs

● 2026-08-15 09:43:08
● 2026-09-01 11:19:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net...	-
notnulldev.com	aitana.ns.cloudflare.com, julio.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.222

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: 989ms | 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 resolves to four IP addresses: 104.21.42.214, 172.67.166.151, 2606:4700:3034::6815:2ad6 and 2606:4700:3037::ac43:a697.

alexandrabautista.com, vps.pro119marketing.com, govinar.sbs 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, pisze6a-pl-web.pages.dev, dehradunfilms.com and two others.

notnulldev.com has at least partial name server overlap with other domains, such as sergedizzy.workers.dev, vimothsusara.workers.dev, mogadishuhomes.com and two others.

It is common to find these name servers paired with the name servers magdalena.ns.cloudflare.com, ignat.ns.cloudflare.com, sergi.ns.cloudflare.com and sri.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 painelcientifico.org, observetrace.uk, master-change.com.ua and two others.

At least some of the mail servers used by notnulldev.com are shared with other domains: m1-clean.dk, harlaarbudgetzorg.nl, hookstelecom.com and two others among them.

mail.protonmail.ch and mailsec.protonmail.ch each have three IP addresses — mail.protonmail.ch directs to 176.119.200.128, 185.70.42.128 and 185.205.70.128; mailsec.protonmail.ch directs to 176.119.200.129, 185.70.42.129 and 185.205.70.129.