🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`sysadmin-notes.app`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:d4a0^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:3575^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.53.117^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.212.160^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bayan.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b48^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bayan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c148^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bayan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2148^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bayan.ns.cloudflare.com`
		A	108.162.193.72^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bayan.ns.cloudflare.com`
		A	172.64.33.72^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bayan.ns.cloudflare.com`
		A	173.245.59.72^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bayan.ns.cloudflare.com`
NS	`dara.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a5b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c05b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:205b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dara.ns.cloudflare.com`
		A	108.162.192.91^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.32.91^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.58.91^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.53.117, 172.67.212.160
		IPv6 hints	2606:4700:3031::ac43:d4a0, 2606:4700:3032::6815:3575
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=219, name=cloudflare-ech.com
SOA	`bayan.ns.cloudflare.com`dns@cloudflare.com serial=2414169317

`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

sysadmin-notes.app

Previous names

syrovex.app

syrra.app

syrt.app

syrum.app

syrus.app

syrve.app

syrvemobile.app

syrvio.app

sys-09315635207759501705-89709.app

sys-lab.app

sys-mails.app

sys-racobzr26.app

sys1.app

sys2go.app

sys3.app

sys32.app

sys365.app

sysadmin.app

Next names

sysagent.app

sysana.app

sysarb.app

sysarchx.app

sysark.app

sysaru.app

sysbase.app

sysbizz.app

sysbnepi.app

sysbook.app

sysbotic.app

sysbox.app

sysc.app

syscar.app

syscg.app

sysclin.app

sysclinic.app

sysco-deevolve.app

sysco.app

syscode.app

DNS History

10 records (6 active, 4 former)

●NSbayan.ns.cloudflare.com2026-09-08 → 2026-10-01 · 2 obs

● 2026-09-08 17:28:26
● 2026-10-01 00:53:30

●NSdara.ns.cloudflare.com2026-09-08 → 2026-10-01 · 2 obs

● 2026-09-08 17:28:26
● 2026-10-01 00:53:30

●A104.21.53.1172026-09-14 → 2026-10-01 · 3 obs

○ 2026-09-08 17:28:26
● 2026-09-14 12:35:36
● 2026-10-01 00:53:30

●A172.67.212.1602026-09-14 → 2026-10-01 · 3 obs

○ 2026-09-08 17:28:26
● 2026-09-14 12:35:36
● 2026-10-01 00:53:30

○A188.114.96.02026-09-08 → 2026-09-08 · 3 obs

● 2026-09-08 17:28:26
○ 2026-09-14 12:35:36
○ 2026-10-01 00:53:30

○A188.114.97.02026-09-08 → 2026-09-08 · 3 obs

● 2026-09-08 17:28:26
○ 2026-09-14 12:35:36
○ 2026-10-01 00:53:30

●A2606:4700:3031::ac43:d4a02026-09-14 → 2026-10-01 · 3 obs

○ 2026-09-08 17:28:26
● 2026-09-14 12:35:36
● 2026-10-01 00:53:30

●A2606:4700:3032::6815:35752026-09-14 → 2026-10-01 · 3 obs

○ 2026-09-08 17:28:26
● 2026-09-14 12:35:36
● 2026-10-01 00:53:30

○A2a06:98c1:3120::2026-09-08 → 2026-09-08 · 3 obs

● 2026-09-08 17:28:26
○ 2026-09-14 12:35:36
○ 2026-10-01 00:53:30

○A2a06:98c1:3121::2026-09-08 → 2026-09-08 · 3 obs

● 2026-09-08 17:28:26
○ 2026-09-14 12:35:36
○ 2026-10-01 00:53:30

🔍 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
sysadmin-notes.app	dara.ns.cloudflare.com, bayan.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.72

NS records: dara.ns.cloudflare.com, bayan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sysadmin-notes.app (unsigned zone)

⏱️ Timing

Total: 1630ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.53.117, 172.67.212.160`
AAAA	2	`2606:4700:3032::6815:3575, 2606:4700:3031::ac43:d4a0`
NS	2	`bayan.ns.cloudflare.com, dara.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bayan.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

sysadmin-notes.app has four IP addresses: 104.21.53.117, 172.67.212.160, 2606:4700:3031::ac43:d4a0 and 2606:4700:3032::6815:3575.

Among the host names that share IP numbers with sysadmin-notes.app are sellflora.com, amazingrelationshipsecrets.com, skyrefund.bg and two others.

Name Servers

The NS records for sysadmin-notes.app delegate to bayan.ns.cloudflare.com and dara.ns.cloudflare.com.

sysadmin-notes.app has the same name server delegation as a number of other domains, such as starsundliebe.pages.dev, mary-2-jackson-71.pages.dev, dev-filmfreeway-net.workers.dev and two more.

sysadmin-notes.app has at least partial name server overlap with other domains, such as versesketch.pl, autocarbure.com, arsentuzelbaev294.workers.dev and two others.

It is common to find these name servers paired with the name servers junade.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

bayan.ns.cloudflare.com maps to 108.162.193.72, 172.64.33.72, 173.245.59.72 and 3 additional IP addresses.

dara.ns.cloudflare.com maps to 108.162.192.91, 172.64.32.91, 173.245.58.91 and 3 additional IP addresses.

sysadmin-notes.app - robtex.com