nullptr.tech - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`nullptr.tech`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:258f^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:d12b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.37.143^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.209.43^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`leonidas.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c65^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonidas.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c365^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leonidas.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2365^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leonidas.ns.cloudflare.com`
		A	108.162.195.101^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonidas.ns.cloudflare.com`
		A	162.159.44.101^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonidas.ns.cloudflare.com`
		A	172.64.35.101^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leonidas.ns.cloudflare.com`
NS	`walk.ns.cloudflare.com`
		A	2606:4700:50::a29f:2680^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walk.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c280^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`walk.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2280^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`walk.ns.cloudflare.com`
		A	108.162.194.128^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walk.ns.cloudflare.com`
		A	162.159.38.128^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walk.ns.cloudflare.com`
		A	172.64.34.128^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walk.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.37.143, 172.67.209.43
		IPv6 hints	2606:4700:3033::6815:258f, 2606:4700:3037::ac43:d12b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=20, name=cloudflare-ech.com
SOA	`leonidas.ns.cloudflare.com`dns@cloudflare.com serial=2414246009

`tech`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1789343040

Same first word

nullptr.at

nullptr.com.br

nullptr.pl

nullptr.cloud

nullptr.company

nullptr.network

nullptr.blog

nullptr.mov

nullptr.io

nullptr.kr

nullptr.rehab

nullptr.com

nullptr.one

nullptr.world

nullptr.zone

nullptr.eu

nullptr.systems

nullptr.ai

nullptr.host

nullptr.top

nullptr.us

nullptr.win

nullptr.tech

nullptr.co.uk

nullptr.es

nullptr.ca

nullptr.bplaced.net

nullptr.com.cn

nullptr.pt

nullptr.fr

nullptr.link

nullptr.space

nullptr.solutions

nullptr.club

nullptr.se

nullptr.vip

nullptr.de

nullptr.work

nullptr.shop

nullptr.su

nullptr.in

nullptr.no

nullptr.xyz

nullptr.live

nullptr.quest

nullptr.me

nullptr.info

nullptr.lol

nullptr.party

nullptr.zip

nullptr.hu

nullptr.cz

nullptr.net

nullptr.org

nullptr.fail

nullptr.icu

nullptr.ch

nullptr.online

nullptr.website

Similar names

utrpnll.pages.dev

nullprt.cc

nullprt.top

Previous names

Next names

DNS History

10 records (6 active, 4 former)

●NSleonidas.ns.cloudflare.com2026-09-05 → 2026-09-14 · 2 obs

● 2026-09-05 16:05:44
● 2026-09-14 00:23:46

●NSwalk.ns.cloudflare.com2026-09-05 → 2026-09-14 · 2 obs

● 2026-09-05 16:05:44
● 2026-09-14 00:23:46

●A104.21.37.1432026-09-06 → 2026-09-14 · 3 obs

○ 2026-09-05 16:05:44
● 2026-09-06 21:16:20
● 2026-09-14 00:23:46

●A172.67.209.432026-09-06 → 2026-09-14 · 3 obs

○ 2026-09-05 16:05:44
● 2026-09-06 21:16:20
● 2026-09-14 00:23:46

○A188.114.96.02026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 16:05:44
○ 2026-09-06 21:16:20
○ 2026-09-14 00:23:46

○A188.114.97.02026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 16:05:44
○ 2026-09-06 21:16:20
○ 2026-09-14 00:23:46

●A2606:4700:3033::6815:258f2026-09-06 → 2026-09-14 · 3 obs

○ 2026-09-05 16:05:44
● 2026-09-06 21:16:20
● 2026-09-14 00:23:46

●A2606:4700:3037::ac43:d12b2026-09-06 → 2026-09-14 · 3 obs

○ 2026-09-05 16:05:44
● 2026-09-06 21:16:20
● 2026-09-14 00:23:46

○A2a06:98c1:3120::2026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 16:05:44
○ 2026-09-06 21:16:20
○ 2026-09-14 00:23:46

○A2a06:98c1:3121::2026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 16:05:44
○ 2026-09-06 21:16:20
○ 2026-09-14 00:23:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tech	ns01.trs-dns.com, ns10.trs-dns.org, ns10.trs-dns.info, ns01.trs-dns.net	8 records
nullptr.tech	walk.ns.cloudflare.com, leonidas.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.128

NS records: walk.ns.cloudflare.com, leonidas.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for nullptr.tech (unsigned zone)

⏱️ Timing

Total: 450ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.37.143, 172.67.209.43`
AAAA	2	`2606:4700:3037::ac43:d12b, 2606:4700:3033::6815:258f`
NS	2	`leonidas.ns.cloudflare.com, walk.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`leonidas.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.com, ns10.trs-dns.org...)

Analysis

IP Addresses

nullptr.tech points to the four IP addresses 104.21.37.143, 172.67.209.43, 2606:4700:3033::6815:258f and 2606:4700:3037::ac43:d12b.

cylhzsw.cn, 9659bdh29.vip, spinplay.click and two other host names share IP numbers with nullptr.tech.

Name Servers

Two name servers handle the delegation for nullptr.tech: leonidas.ns.cloudflare.com and walk.ns.cloudflare.com.

nullptr.tech uses the same name servers as several other domains — among them steelrnxq4zw.workers.dev, benevolops-workers.workers.dev, yellowsys.org and two more.

There is at least partial name server overlap between nullptr.tech and other domains — circuitsportsparts.com, back-to-school-class-index-k0x.pages.dev, greasemonkeycoupons.work and two more among them.

These name servers tend to appear in combination with the name servers curt.ns.cloudflare.com, kami.ns.cloudflare.com, tricia.ns.cloudflare.com and vicky.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

leonidas.ns.cloudflare.com resolves to 108.162.195.101, 162.159.44.101 and 172.64.35.101 among others, with 3 other IP addresses in total.

walk.ns.cloudflare.com resolves to 108.162.194.128, 162.159.38.128 and 172.64.34.128 among others, with 3 other IP addresses in total.