`sysyas.com`

DNSSEC	⚠️ Not signed
NS	`i.ns.arvancdn.ir` ⚠️ Not in zone NS records
		A	185.143.232.253^{🇮🇷 ARVANCLOUD-CDN-IR185.143.232.0/24}
NS	`x.ns.arvancdn.ir` ⚠️ Not in zone NS records
		A	185.143.235.253^{🇮🇷 ARVANCLOUD-CDN-IR185.143.235.0/24}

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1784690072

Same first word

sysyas.com

Similar names

sysays.com.cn

asssyy.com

yassys.com

DNS History

6 records (2 active, 4 former)

●NSi.ns.arvancdn.ir2026-06-01 → 2026-07-22 · 2 obs

● 2026-06-01 20:24:28
● 2026-07-22 03:28:08

●NSx.ns.arvancdn.ir2026-06-01 → 2026-07-22 · 2 obs

● 2026-06-01 20:24:28
● 2026-07-22 03:28:08

○A185.143.233.2342026-06-01 → 2026-06-01 · 3 obs

● 2026-06-01 20:24:28
○ 2026-06-06 18:48:54
○ 2026-07-22 03:28:08

○A185.143.233.2352026-06-06 → 2026-06-14 · 44 obs

○ 2026-06-01 20:24:28
● 2026-06-06 18:48:54
● 2026-06-06 19:32:06
○ 2026-06-07 00:01:44
○ 2026-06-07 00:47:56
● 2026-06-07 02:23:48
● 2026-06-07 03:00:52
○ 2026-06-07 06:25:38
● 2026-06-07 08:07:54
● 2026-06-07 11:27:40
○ 2026-06-07 12:34:00
○ 2026-06-07 17:13:18
● 2026-06-07 18:00:58
○ 2026-06-07 18:34:08
○ 2026-06-07 19:30:16
● 2026-06-07 20:20:02
● 2026-06-07 20:53:56
○ 2026-06-07 21:35:26
○ 2026-06-07 22:10:08
● 2026-06-07 22:46:08
○ 2026-06-07 23:56:28
● 2026-06-08 01:18:10
○ 2026-06-08 01:48:20
○ 2026-06-08 02:20:38
● 2026-06-08 04:27:32
● 2026-06-08 08:00:26
○ 2026-06-08 08:32:48
○ 2026-06-08 09:41:30
● 2026-06-08 11:02:28
● 2026-06-08 11:57:34
○ 2026-06-08 13:14:02
● 2026-06-08 15:56:08
○ 2026-06-08 17:05:00
○ 2026-06-08 21:38:30
● 2026-06-08 22:34:16
● 2026-06-10 02:18:22
○ 2026-06-11 02:00:18
● 2026-06-12 02:21:48
● 2026-06-12 06:15:32
○ 2026-06-12 08:27:24
● 2026-06-14 12:05:40
● 2026-06-14 13:43:06
○ 2026-06-14 14:14:56
○ 2026-07-22 03:28:08

○A185.143.234.2342026-06-01 → 2026-06-01 · 3 obs

● 2026-06-01 20:24:28
○ 2026-06-06 18:48:54
○ 2026-07-22 03:28:08

○A185.143.234.2352026-06-06 → 2026-06-14 · 44 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net, l.gtld-servers.net...	-
sysyas.com	i.ns.arvancdn.ir, x.ns.arvancdn.ir	-

✅ Authoritative Response

Server:185.143.235.253

NS records: i.ns.arvancdn.ir, x.ns.arvancdn.ir

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sysyas.com (unsigned zone)

⏱️ Timing

Total: 4269ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`185.143.234.238, 185.143.233.238`
NS	2	`i.ns.arvancdn.ir, x.ns.arvancdn.ir`
SOA	1	`i.ns.arvancdn.ir hostmaster.arvancloud.i`

Analysis

Name Servers

sysyas.com uses two name servers for its delegation: i.ns.arvancdn.ir and x.ns.arvancdn.ir.

sysyas.com shares its name server setup with other domains, including halal.gov.ir, 36177.ir, fragment-irani.ir and two others.

There is at least partial name server overlap between sysyas.com and other domains — kavehbox.com, arash24.com, barana.store and two more among them.

These name servers regularly appear alongside r.ns.arvancdn.ir, z.ns.arvancdn.ir, t.ns.arvancdn.ir and 7 other name servers in NS record sets.

i.ns.arvancdn.ir → 185.143.232.253 and x.ns.arvancdn.ir → 185.143.235.253: one IP number per host name.

sysyas.com - robtex.com

sysyas.com

com