`system.posfile.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:5024^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:adad^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.80.36^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.173.173^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.80.36, 172.67.173.173
		IPv6	2606:4700:3031::6815:5024, 2606:4700:3033::ac43:adad

`posfile.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:5024^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:adad^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.80.36^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.173.173^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ben.ns.cloudflare.com` ⭐
NS	`brenda.ns.cloudflare.com`
MX	`mx10.antispam.mailspamprotection.com` ⭐
MX	`mx20.antispam.mailspamprotection.com`⁽²⁰⁾
MX	`mx30.antispam.mailspamprotection.com`⁽³⁰⁾
TXT	`fy2631md9xdtkdkfsq9bdt7dpdbhv8nd`
TXT	`k2329ykp396zrn9lxkg3hjvg3dt9nrvq`
TXT	`v=spf1 +a +mx +a:siteground369.com include:posfile.com.spf.auto.dnssmarthost...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.80.36, 172.67.173.173
		IPv6	2606:4700:3031::6815:5024, 2606:4700:3033::ac43:adad
SOA	`ben.ns.cloudflare.com`dns@cloudflare.com serial=2398806835

📈 Tranco rank: #818,903

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DNS History

4 records (4 active, 0 former)

●A104.21.80.362026-03-04 → 2026-03-25 · 2 obs

● 2026-03-04 02:19:26
● 2026-03-25 20:05:50

●A172.67.173.1732026-03-04 → 2026-03-25 · 2 obs

● 2026-03-04 02:19:26
● 2026-03-25 20:05:50

●A2606:4700:3031::6815:50242026-03-04 → 2026-03-25 · 2 obs

● 2026-03-04 02:19:26
● 2026-03-25 20:05:50

●A2606:4700:3033::ac43:adad2026-03-04 → 2026-03-25 · 2 obs

● 2026-03-04 02:19:26
● 2026-03-25 20:05:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
posfile.com	ben.ns.cloudflare.com, brenda.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.103

NS records: ben.ns.cloudflare.com, brenda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for posfile.com (unsigned zone)

⏱️ Timing

Total: 695ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.80.36, 172.67.173.173`
AAAA	2	`2606:4700:3031::6815:5024, 2606:4700:3033::ac43:adad`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

system.posfile.com points to four IP numbers: 2606:4700:3031::6815:5024, 2606:4700:3033::ac43:adad, 104.21.80.36 and 172.67.173.173.

Other host names, for instance 38850005.com, yaracandyspb.ru, gasntools.com, digitouch.it and cerrodantas.co.cr share IP numbers with system.posfile.com.

system.posfile.com - robtex.com