pfstack.app - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

pfstack.app

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:1372Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:ba04Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.19.114Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.186.4Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSelias.ns.cloudflare.com ⭐
NSmolly.ns.cloudflare.com
MXroute1.mx.cloudflare.net ⭐
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24
PTRroute1.mx.cloudflare.net
MXroute2.mx.cloudflare.net(71)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24
PTRroute2.mx.cloudflare.net
MXroute3.mx.cloudflare.net(92)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24
PTRroute3.mx.cloudflare.net
TXTv=spf1 include:_spf.mailersend.net include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.19.114, 172.67.186.4
IPv6 hints2606:4700:3030::6815:1372, 2606:4700:3031::ac43:ba04
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=106, name=cloudflare-ech.com
SOAelias.ns.cloudflare.comdns@cloudflare.com serial=2412538264

app

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427
🔒 HSTS Preload (+subdomains)

DNS History

9 records (9 active, 0 former)

NSelias.ns.cloudflare.commolly.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.19.114172.67.186.42606:4700:3030::6815:13722606:4700:3031::ac43:ba04
●NSelias.ns.cloudflare.com2026-09-03 → 2026-09-12 · 2 obs
● 2026-09-03 10:46:38
● 2026-09-12 14:21:14
●NSmolly.ns.cloudflare.com2026-09-03 → 2026-09-12 · 2 obs
● 2026-09-03 10:46:38
● 2026-09-12 14:21:14
●MXroute1.mx.cloudflare.net2026-09-03 → 2026-09-12 · 2 obs
● 2026-09-03 10:46:38
● 2026-09-12 14:21:14
●MXroute2.mx.cloudflare.net2026-09-03 → 2026-09-12 · 2 obs
● 2026-09-03 10:46:38
● 2026-09-12 14:21:14
●MXroute3.mx.cloudflare.net2026-09-03 → 2026-09-12 · 2 obs
● 2026-09-03 10:46:38
● 2026-09-12 14:21:14
●A104.21.19.1142026-09-03 → 2026-09-12 · 2 obs
● 2026-09-03 10:46:38
● 2026-09-12 14:21:14
●A172.67.186.42026-09-03 → 2026-09-12 · 2 obs
● 2026-09-03 10:46:38
● 2026-09-12 14:21:14
●A2606:4700:3030::6815:13722026-09-03 → 2026-09-12 · 2 obs
● 2026-09-03 10:46:38
● 2026-09-12 14:21:14
●A2606:4700:3031::ac43:ba042026-09-03 → 2026-09-12 · 2 obs
● 2026-09-03 10:46:38
● 2026-09-12 14:21:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
appns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...10 records
pfstack.appmolly.ns.cloudflare.com, elias.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.205

NS records: molly.ns.cloudflare.com, elias.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pfstack.app (unsigned zone)

⏱️ Timing

Total: 1140ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.186.4, 104.21.19.114
AAAA22606:4700:3031::ac43:ba04, 2606:4700:3030::6815:1372
NS2elias.ns.cloudflare.com, molly.ns.cloudflare.com
MX3route1.mx.cloudflare.net (pri: 42), route2.mx.cloudflare.net (pri: 71)...
TXT1v=spf1 include:_spf.mailersend.net inclu
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1elias.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

pfstack.app points to the four IP addresses 104.21.19.114, 172.67.186.4, 2606:4700:3030::6815:1372 and 2606:4700:3031::ac43:ba04.

Name Servers

pfstack.app is served by two delegated name servers, elias.ns.cloudflare.com and molly.ns.cloudflare.com.

Mail Servers

Incoming mail for pfstack.app is delivered via three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

Hosts with 6 IP addresses each:

route1.mx.cloudflare.net carries IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, with 3 other addresses beyond those.

route2.mx.cloudflare.net carries IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, with 3 other addresses beyond those.

route3.mx.cloudflare.net carries IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, with 3 other addresses beyond those.