🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`sessionzero.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:cf42^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:42cf^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.66.207^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.207.66^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ace.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c41^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ace.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c341^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ace.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2341^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ace.ns.cloudflare.com`
		A	108.162.195.65^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ace.ns.cloudflare.com`
		A	162.159.44.65^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ace.ns.cloudflare.com`
		A	172.64.35.65^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ace.ns.cloudflare.com`
NS	`samara.ns.cloudflare.com`
		A	2606:4700:50::a29f:26a0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`samara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`samara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`samara.ns.cloudflare.com`
		A	108.162.194.160^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`samara.ns.cloudflare.com`
		A	162.159.38.160^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`samara.ns.cloudflare.com`
		A	172.64.34.160^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`samara.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c25::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadtq-in-f27.1e100.net`
		A	2607:f8b0:4004:c29::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f26.1e100.net`
		A	2607:f8b0:4004:c29::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f27.1e100.net`
		A	2607:f8b0:4004:c2f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`rz-in-f27.1e100.net`
		A	142.251.163.26^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f26.1e100.net`
		A	173.194.45.26^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f26.1e100.net`
		A	173.194.45.27^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f27.1e100.net`
		A	192.178.218.27^{🇺🇸 Google192.178.218.0/24}
			PTR	`yuiadtq-in-f27.1e100.net`
		A	192.179.24.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`rz-in-f26.1e100.net`
TXT	`google-site-verification=ucJvkcEM_Oq9_aOD6qcDIIzP8Av4z22RLutPCicrqcE`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.66.207, 172.67.207.66
		IPv6 hints	2606:4700:3032::ac43:cf42, 2606:4700:3034::6815:42cf
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=201, name=cloudflare-ech.com
SOA	`ace.ns.cloudflare.com`dns@cloudflare.com serial=2413783669

`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

Similar names

zerosession.io

zerosession.com

Previous names

Next names

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sest.dev

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DNS History

11 records (7 active, 4 former)

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

● 2026-09-05 22:39:02
● 2026-09-14 09:16:16

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

● 2026-09-05 22:39:02
● 2026-09-14 09:16:16

●MXsmtp.google.com2026-09-05 → 2026-09-14 · 2 obs

● 2026-09-05 22:39:02
● 2026-09-14 09:16:16

●A104.21.66.2072026-09-06 → 2026-09-14 · 3 obs

○ 2026-09-05 22:39:02
● 2026-09-06 08:47:54
● 2026-09-14 09:16:16

●A172.67.207.662026-09-06 → 2026-09-14 · 3 obs

○ 2026-09-05 22:39:02
● 2026-09-06 08:47:54
● 2026-09-14 09:16:16

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

● 2026-09-05 22:39:02
○ 2026-09-06 08:47:54
○ 2026-09-14 09:16:16

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

● 2026-09-05 22:39:02
○ 2026-09-06 08:47:54
○ 2026-09-14 09:16:16

●A2606:4700:3032::ac43:cf422026-09-06 → 2026-09-14 · 3 obs

○ 2026-09-05 22:39:02
● 2026-09-06 08:47:54
● 2026-09-14 09:16:16

●A2606:4700:3034::6815:42cf2026-09-06 → 2026-09-14 · 3 obs

○ 2026-09-05 22:39:02
● 2026-09-06 08:47:54
● 2026-09-14 09:16:16

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

● 2026-09-05 22:39:02
○ 2026-09-06 08:47:54
○ 2026-09-14 09:16:16

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

● 2026-09-05 22:39:02
○ 2026-09-06 08:47:54
○ 2026-09-14 09:16:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com...	-
sessionzero.dev	samara.ns.cloudflare.com, ace.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.65

NS records: samara.ns.cloudflare.com, ace.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sessionzero.dev (unsigned zone)

⏱️ Timing

Total: 646ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.66.207, 172.67.207.66`
AAAA	2	`2606:4700:3032::ac43:cf42, 2606:4700:3034::6815:42cf`
NS	2	`ace.ns.cloudflare.com, samara.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=ucJvkcEM_Oq9_aO, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ace.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

sessionzero.dev points to the four IP addresses 104.21.66.207, 172.67.207.66, 2606:4700:3032::ac43:cf42 and 2606:4700:3034::6815:42cf.

Additional host names — www.avocadofactsfordogsandcats.com, anroviq.com, belafernandez.com and two others — share IP numbers with sessionzero.dev.

Name Servers

sessionzero.dev is served by two delegated name servers, ace.ns.cloudflare.com and samara.ns.cloudflare.com.

sessionzero.dev shares its name server setup with other domains, including shmakalova1120.workers.dev, auspicious-trail.workers.dev, scriptavideo.com and two others.

The name servers of sessionzero.dev overlap at least partially with those of other domains — among them ampdora-ar85.pages.dev, lumaje.com, bethh.com.cn and two more.

These name servers commonly co-occur with the name servers tony.ns.cloudflare.com, paislee.ns.cloudflare.com, violet.ns.cloudflare.com and salvador.ns.cloudflare.com.

Host names with 6 IP numbers:

ace.ns.cloudflare.com carries IP addresses 108.162.195.65, 162.159.44.65 and 172.64.35.65, with 3 other addresses beyond those.

samara.ns.cloudflare.com carries IP addresses 108.162.194.160, 162.159.38.160 and 172.64.34.160, with 3 other addresses beyond those.

Mail Servers

sessionzero.dev has one mail server: smtp.google.com.

sessionzero.dev shares the same mail server setup as other domains, including soares-pichler.com, aipratique.com, untappedfirm.com and two others.

sessionzero.dev shares mail servers — at least in part — with other domains, including diveprocareer.com, taahaaho.click, ali-cinar.com and two others.

smtp.google.com points to 9 IP numbers: 142.251.163.26, 173.194.45.26, 173.194.45.27 and 6 other.

sessionzero.dev - robtex.com

sessionzero.dev

dev

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`sessionzero.dev`

`dev`