guiformat.app - robtex.com
guiformat.app
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:d31f🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:5d92🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.93.146Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.211.31🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | serena.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3adc🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0dc🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20dc🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 108.162.192.220🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 172.64.32.220🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| A | 173.245.58.220🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | serena.ns.cloudflare.com | ||||||
| NS | west.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bf7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | west.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1f7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | west.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21f7🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | west.ns.cloudflare.com | ||||||
| A | 108.162.193.247🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | west.ns.cloudflare.com | ||||||
| A | 172.64.33.247🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | west.ns.cloudflare.com | ||||||
| A | 173.245.59.247🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | west.ns.cloudflare.com | ||||||
| MX | _dc-mx.e271d0bea8a6.guiformat.app ⭐ | ||||||
| A | 108.181.247.87🇺🇸 AS40676108.181.240.0/21 | ||||||
| TXT | v=spf1 +a +mx +ip4:207.2.123.154 ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.93.146, 172.67.211.31 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:d31f, 2606:4700:3035::6815:5d92 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=128, name=cloudflare-ech.com | ||||||
| SOA | serena.ns.cloudflare.comdns@cloudflare.com serial=2411064181 | ||||||
app
| 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.comcloud-dns-hostmaster@google.com serial=101427 | ||||||
🔒 HSTS Preload (+subdomains)
Subdomains
www.guiformat.app |
Same first word
guiformat.com |
guiformat.io |
guiformat.app |
Similar names
DNS History
11 records (7 active, 4 former)
●NSserena.ns.cloudflare.com2026-07-28 → 2026-08-13 · 2 obs
● 2026-08-13 06:06:22
●NSwest.ns.cloudflare.com2026-07-28 → 2026-08-13 · 2 obs
● 2026-08-13 06:06:22
●MX_dc-mx.e271d0bea8a6.guiformat.app2026-07-28 → 2026-08-13 · 2 obs
● 2026-08-13 06:06:22
●A104.21.93.1462026-08-13 → 2026-08-13 · 2 obs
● 2026-08-13 06:06:22
●A172.67.211.312026-08-13 → 2026-08-13 · 2 obs
● 2026-08-13 06:06:22
○A188.114.96.02026-07-28 → 2026-07-28 · 2 obs
○ 2026-08-13 06:06:22
○A188.114.97.02026-07-28 → 2026-07-28 · 2 obs
○ 2026-08-13 06:06:22
●A2606:4700:3032::ac43:d31f2026-08-13 → 2026-08-13 · 2 obs
● 2026-08-13 06:06:22
●A2606:4700:3035::6815:5d922026-08-13 → 2026-08-13 · 2 obs
● 2026-08-13 06:06:22
○A2a06:98c1:3120::2026-07-28 → 2026-07-28 · 2 obs
○ 2026-08-13 06:06:22
○A2a06:98c1:3121::2026-07-28 → 2026-07-28 · 2 obs
○ 2026-08-13 06:06:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| guiformat.app | serena.ns.cloudflare.com, west.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.58.220
NS records: serena.ns.cloudflare.com, west.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for guiformat.app (unsigned zone)
⏱️ Timing
Total: 399ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.211.31, 104.21.93.146 |
| AAAA | 2 | 2606:4700:3032::ac43:d31f, 2606:4700:3035::6815:5d92 |
| NS | 2 | serena.ns.cloudflare.com, west.ns.cloudflare.com |
| MX | 1 | _dc-mx.e271d0bea8a6.guiformat.app (pri: |
| TXT | 1 | v=spf1 +a +mx +ip4:207.2.123.154 ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | serena.ns.cloudflare.com dns.cloudflare. |
Analysis
Hierarchy
guiformat.app is a parent domain of www.guiformat.app.
IP Addresses
guiformat.app has four IP addresses: 104.21.93.146, 172.67.211.31, 2606:4700:3032::ac43:d31f and 2606:4700:3035::6815:5d92.
Additional host names — hwmhz1.zocjrzt.xyz, qasashraf.com, www.appstrategist.com and two others — share IP numbers with guiformat.app.
Name Servers
guiformat.app has two authoritative name servers — serena.ns.cloudflare.com and west.ns.cloudflare.com.
guiformat.app shares its name server setup with other domains, including snas.org.sg, theitalianseagroup.com, hcpiis.com and two others.
guiformat.app shares at least some of its name servers with other domains, including formzi.io, iwink.nl, xn--8-2c6ey94cplb912angi.com and two others.
Host names with 6 IP numbers:
serena.ns.cloudflare.com points to 108.162.192.220, 172.64.32.220, 173.245.58.220 and 3 other IP addresses.
west.ns.cloudflare.com points to 108.162.193.247, 172.64.33.247, 173.245.59.247 and 3 other IP addresses.
Mail Servers
guiformat.app has one mail server: _dc-mx.e271d0bea8a6.guiformat.app.
_dc-mx.e271d0bea8a6.guiformat.app points to one IP number — 108.181.247.87.