🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`os-source.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:8929^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:7b7^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.183^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.137.41^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`chris.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b55^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c155^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`chris.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2155^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`chris.ns.cloudflare.com`
		A	108.162.193.85^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
		A	172.64.33.85^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
		A	173.245.59.85^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chris.ns.cloudflare.com`
NS	`lovisa.ns.cloudflare.com`
		A	2606:4700:50::a29f:2627^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lovisa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c227^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lovisa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2227^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lovisa.ns.cloudflare.com`
		A	108.162.194.39^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lovisa.ns.cloudflare.com`
		A	162.159.38.39^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lovisa.ns.cloudflare.com`
		A	172.64.34.39^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lovisa.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.183, 172.67.137.41
		IPv6 hints	2606:4700:3033::ac43:8929, 2606:4700:3035::6815:7b7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=73, name=cloudflare-ech.com
SOA	`chris.ns.cloudflare.com`dns@cloudflare.com serial=2419445716

`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)

Same first word

os-source.co

os-source.dev

Similar names

os-course.ru

source-os.net

source-os.workers.dev

es-coosur.store

course-os.co.uk

o-sources.fr

coosur-es.online

sos-coeur.fr

curso-seo.net

os-course.pages.dev

sos-cuore.ch

source-os.com

source-os.pages.dev

Previous names

orz.dev

orza.dev

orzca.dev

orzcode.dev

orzechowski.dev

orzellabs.dev

orzlabs.dev

orzmo.dev

orzo.dev

orzomata.dev

orzz.dev

orzzet.dev

os-ai.dev

os-alt.dev

os-cillation.dev

os-il.dev

os-lab.dev

os-lite.dev

os-opensea.dev

os.dev

Next names

os0.dev

os1.dev

os1000.dev

os1776.dev

os2go.dev

os3.dev

os402.dev

os4k.dev

os4u.dev

os7.dev

os80.dev

os86.dev

os9.dev

osa.dev

osaa.dev

osaal.dev

osaas.dev

osaasy.dev

osabl.dev

osadalab.dev

DNS History

10 records (6 active, 4 former)

●NSchris.ns.cloudflare.com2026-09-04 → 2026-11-10 · 2 obs

● 2026-09-04 04:01:12
● 2026-11-10 01:30:58

●NSlovisa.ns.cloudflare.com2026-09-04 → 2026-11-10 · 2 obs

● 2026-09-04 04:01:12
● 2026-11-10 01:30:58

●A104.21.7.1832026-09-12 → 2026-11-10 · 7 obs

○ 2026-09-04 04:01:12
● 2026-09-12 19:58:48
○ 2026-10-21 01:42:50
● 2026-10-27 21:52:38
○ 2026-10-29 02:26:44
● 2026-10-29 03:32:26
● 2026-11-10 01:30:58

●A172.67.137.412026-09-12 → 2026-11-10 · 7 obs

○ 2026-09-04 04:01:12
● 2026-09-12 19:58:48
○ 2026-10-21 01:42:50
● 2026-10-27 21:52:38
○ 2026-10-29 02:26:44
● 2026-10-29 03:32:26
● 2026-11-10 01:30:58

○A188.114.96.02026-09-04 → 2026-10-21 · 5 obs

● 2026-09-04 04:01:12
○ 2026-09-12 19:58:48
● 2026-10-21 01:42:50
○ 2026-10-27 21:52:38
○ 2026-11-10 01:30:58

○A188.114.97.02026-09-04 → 2026-10-21 · 5 obs

● 2026-09-04 04:01:12
○ 2026-09-12 19:58:48
● 2026-10-21 01:42:50
○ 2026-10-27 21:52:38
○ 2026-11-10 01:30:58

●A2606:4700:3033::ac43:89292026-09-12 → 2026-11-10 · 7 obs

○ 2026-09-04 04:01:12
● 2026-09-12 19:58:48
○ 2026-10-21 01:42:50
● 2026-10-27 21:52:38
○ 2026-10-29 02:26:44
● 2026-10-29 03:32:26
● 2026-11-10 01:30:58

●A2606:4700:3035::6815:7b72026-09-12 → 2026-11-10 · 7 obs

○ 2026-09-04 04:01:12
● 2026-09-12 19:58:48
○ 2026-10-21 01:42:50
● 2026-10-27 21:52:38
○ 2026-10-29 02:26:44
● 2026-10-29 03:32:26
● 2026-11-10 01:30:58

○A2a06:98c1:3120::2026-09-04 → 2026-10-21 · 5 obs

● 2026-09-04 04:01:12
○ 2026-09-12 19:58:48
● 2026-10-21 01:42:50
○ 2026-10-27 21:52:38
○ 2026-11-10 01:30:58

○A2a06:98c1:3121::2026-09-04 → 2026-10-21 · 5 obs

● 2026-09-04 04:01:12
○ 2026-09-12 19:58:48
● 2026-10-21 01:42:50
○ 2026-10-27 21:52:38
○ 2026-11-10 01:30:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	10 records
os-source.dev	chris.ns.cloudflare.com, lovisa.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.85

NS records: chris.ns.cloudflare.com, lovisa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for os-source.dev (unsigned zone)

⏱️ Timing

Total: 463ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.137.41, 104.21.7.183`
AAAA	2	`2606:4700:3035::6815:7b7, 2606:4700:3033::ac43:8929`
NS	2	`chris.ns.cloudflare.com, lovisa.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`chris.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

os-source.dev resolves to four IP addresses: 104.21.7.183, 172.67.137.41, 2606:4700:3033::ac43:8929 and 2606:4700:3035::6815:7b7.

Among the host names that share IP numbers with os-source.dev are www.taximpt.pl, moose-getaway.com, primeedits.org and two others.

Name Servers

os-source.dev is served by two delegated name servers, chris.ns.cloudflare.com and lovisa.ns.cloudflare.com.

os-source.dev has the same name server delegation as a number of other domains, such as zhangjiaqi-ba2.pages.dev, hirethomas.us, deliciahome.com and two more.

os-source.dev partially shares its NS delegation with several other domains, including cancelarantecedentespoliciales.com, extravagantdays.one, 1215082349.workers.dev and two others.

These name servers often co-occur with the name servers rudy.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

chris.ns.cloudflare.com carries IP addresses 108.162.193.85, 172.64.33.85 and 173.245.59.85, with 3 other addresses beyond those.

lovisa.ns.cloudflare.com carries IP addresses 108.162.194.39, 162.159.38.39 and 172.64.34.39, with 3 other addresses beyond those.

os-source.dev - robtex.com

os-source.dev

dev

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

`os-source.dev`

`dev`