`formulus.app`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2fa7^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:abae^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.47.167^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.171.174^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aiden.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b37^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aiden.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c137^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aiden.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2137^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aiden.ns.cloudflare.com`
		A	108.162.193.55^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aiden.ns.cloudflare.com`
		A	172.64.33.55^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aiden.ns.cloudflare.com`
		A	173.245.59.55^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aiden.ns.cloudflare.com`
NS	`elinore.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a99^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elinore.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c099^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elinore.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2099^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elinore.ns.cloudflare.com`
		A	108.162.192.153^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elinore.ns.cloudflare.com`
		A	172.64.32.153^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elinore.ns.cloudflare.com`
		A	173.245.58.153^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elinore.ns.cloudflare.com`
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.47.167, 172.67.171.174
		IPv6 hints	2606:4700:3031::6815:2fa7, 2606:4700:3033::ac43:abae
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=76, name=cloudflare-ech.com
SOA	`aiden.ns.cloudflare.com`dns@cloudflare.com serial=2399222883

`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.com`cloud-dns-hostmaster@google.com serial=101427

🔒 HSTS Preload (+subdomains)

Same first word

formulus.app

formulus.com

Similar names

sluforum.com

forumsul.ind.br

DNS History

11 records (11 active, 0 former)

●NSaiden.ns.cloudflare.com2026-05-05 → 2026-05-11 · 2 obs

● 2026-05-05 01:10:20
● 2026-05-11 00:29:00

●NSelinore.ns.cloudflare.com2026-05-05 → 2026-05-11 · 2 obs

● 2026-05-05 01:10:20
● 2026-05-11 00:29:00

●MXeforward1.registrar-servers.com2026-05-05 → 2026-05-11 · 2 obs

● 2026-05-05 01:10:20
● 2026-05-11 00:29:00

●MXeforward2.registrar-servers.com2026-05-05 → 2026-05-11 · 2 obs

● 2026-05-05 01:10:20
● 2026-05-11 00:29:00

●MXeforward3.registrar-servers.com2026-05-05 → 2026-05-11 · 2 obs

● 2026-05-05 01:10:20
● 2026-05-11 00:29:00

●MXeforward4.registrar-servers.com2026-05-05 → 2026-05-11 · 2 obs

● 2026-05-05 01:10:20
● 2026-05-11 00:29:00

●MXeforward5.registrar-servers.com2026-05-05 → 2026-05-11 · 2 obs

● 2026-05-05 01:10:20
● 2026-05-11 00:29:00

●A104.21.47.1672026-05-05 → 2026-05-11 · 2 obs

● 2026-05-05 01:10:20
● 2026-05-11 00:29:00

●A172.67.171.1742026-05-05 → 2026-05-11 · 2 obs

● 2026-05-05 01:10:20
● 2026-05-11 00:29:00

●A2606:4700:3031::6815:2fa72026-05-05 → 2026-05-11 · 2 obs

● 2026-05-05 01:10:20
● 2026-05-11 00:29:00

●A2606:4700:3033::ac43:abae2026-05-05 → 2026-05-11 · 2 obs

● 2026-05-05 01:10:20
● 2026-05-11 00:29:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	10 records
formulus.app	elinore.ns.cloudflare.com, aiden.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.153

NS records: elinore.ns.cloudflare.com, aiden.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for formulus.app (unsigned zone)

⏱️ Timing

Total: 820ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.171.174, 104.21.47.167`
AAAA	2	`2606:4700:3031::6815:2fa7, 2606:4700:3033::ac43:abae`
NS	2	`aiden.ns.cloudflare.com, elinore.ns.cloudflare.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`aiden.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 10

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

Analysis

IP Addresses

formulus.app resolves to four IP numbers: 2606:4700:3031::6815:2fa7, 2606:4700:3033::ac43:abae, 104.21.47.167 and 172.67.171.174.

other host names for instance 123av.app, basil.gr, toptea-sh.com, nurulqadim.ac.id and bbfqno.cn share IP numbers with formulus.app.

Name Servers

formulus.app is delegated to two name servers: aiden.ns.cloudflare.com and elinore.ns.cloudflare.com.

formulus.app shares the same name server setup as other domains, for example dotir.net, slidenest.com, cloudflare-dns-svc.com, login-alphagroup.com and inductive.no.

formulus.app at least partially shares name servers with other domains, for instance badge.green, jjssbb.com, fastcloud.co, medikoy.com and clubxmissy.com.

These name servers are commonly used with the name servers zoe.ns.cloudflare.com.

Host names with six IP numbers:

aiden.ns.cloudflare.com points to: 2606:4700:58::adf5:3b37, 2803:f800:50::6ca2:c137, 2a06:98c1:50::ac40:2137, 108.162.193.55, 172.64.33.55 and 173.245.59.55; elinore.ns.cloudflare.com points to: 2606:4700:50::adf5:3a99, 2803:f800:50::6ca2:c099, 2a06:98c1:50::ac40:2099, 108.162.192.153, 172.64.32.153 and 173.245.58.153.

Mail Servers

formulus.app is handled by five mail servers: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com, eforward4.registrar-servers.com and eforward5.registrar-servers.com.

formulus.app shares mail servers with other domains at least partially, including peerbasic.com, otsysinc.com, aresascent.com, ornate360.com and kopemon.com.