`irex.app`

DNSSEC	⚠️ Not signed
NS	`p.ns.arvancdn.ir` ⚠️ Not in zone NS records
NS	`r.ns.arvancdn.ir` ⚠️ Not in zone NS records
		A	185.143.235.253^{🇮🇷 ARVANCLOUD-CDN-IR185.143.235.0/24}

`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)

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DNS History

2 records (2 active, 0 former)

●NSp.ns.arvancdn.ir2026-07-20 → 2026-07-29 · 2 obs

● 2026-07-20 15:16:14
● 2026-07-29 02:14:02

●NSr.ns.arvancdn.ir2026-07-20 → 2026-07-29 · 2 obs

● 2026-07-20 15:16:14
● 2026-07-29 02:14:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld2.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...	-
irex.app	p.ns.arvancdn.ir, r.ns.arvancdn.ir	-

✅ Authoritative Response

Server:185.143.235.253

NS records: p.ns.arvancdn.ir, r.ns.arvancdn.ir

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for irex.app (unsigned zone)

⏱️ Timing

Total: 486ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`r.ns.arvancdn.ir, p.ns.arvancdn.ir`
TXT	2	`94f1f6e866b59afd0194336d00976302aaa53d96, 53e56bda3fdfae2f3b5beef193b0b3e9ccd98956`
SOA	1	`p.ns.arvancdn.ir hostmaster.arvancloud.i`

Analysis

Name Servers

irex.app has two authoritative name servers — p.ns.arvancdn.ir and r.ns.arvancdn.ir.

irex.app shares its NS records with other domains, for example ananas-collection.ir, sadidpay.com, sadidhub.com and two others.

The name servers of irex.app overlap at least partially with those of other domains — among them s1best.shop, androidfree.ir, steampot.ir and two more.

These name servers commonly appear in delegations together with i.ns.arvancdn.ir, b.ns.arvancdn.ir, k.ns.arvancdn.ir and 7 other.

Host names that point to one IP address:

r.ns.arvancdn.ir resolves to 185.143.235.253.

irex.app - robtex.com

irex.app

app