c1sys.com - dns.ninja

c1sys.com

DNSSEC⚠️ Not signed
NSa.ns.arvancdn.ir ⚠️ Not in zone NS records
A185.143.232.253🇮🇷 ARVANCLOUD-CDN-IR185.143.232.0/24
NSw.ns.arvancdn.ir ⚠️ Not in zone NS records
A185.143.235.253🇮🇷 ARVANCLOUD-CDN-IR185.143.235.0/24

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1783664762

Subdomains

ns2.c1sys.com
ns.c1sys.com

Same first word

c1sys.com

Similar names

1csys.ru
scys1.com
csys1.net
cssy1.com

DNS History

17 records (2 active, 15 former)

20162017201820192020202120222023202420252026NSa.ns.arvancdn.irw.ns.arvancdn.irns.netafraz.comns1.kianian.comns2.kianian.comns2.netafraz.comMXmx.zoho.commx.zohomail.commx2.zoho.commx2.zohomail.commx3.zoho.comA144.76.167.25178.33.203.178185.143.233.234185.143.233.235185.143.234.234185.143.234.235
●NSa.ns.arvancdn.ir2026-03-26 → 2026-07-10 · 3 obs
○ 2017-12-18 20:07:32
● 2026-03-26 18:56:40
● 2026-07-10 06:29:56
○NSns.netafraz.com2015-11-12 → 2017-12-18 · 5 obs
○ 2015-06-18 21:21:46
● 2015-11-12 06:57:18
● 2017-12-18 20:07:32
○ 2026-03-26 18:56:40
○ 2026-07-10 06:29:56
○NSns1.kianian.com2015-06-18 → 2015-06-18 · 3 obs
● 2015-06-18 21:21:46
○ 2015-11-12 06:57:18
○ 2026-07-10 06:29:56
○NSns2.kianian.com2015-06-18 → 2015-06-18 · 3 obs
● 2015-06-18 21:21:46
○ 2015-11-12 06:57:18
○ 2026-07-10 06:29:56
○NSns2.netafraz.com2015-11-12 → 2017-12-18 · 5 obs
○ 2015-06-18 21:21:46
● 2015-11-12 06:57:18
● 2017-12-18 20:07:32
○ 2026-03-26 18:56:40
○ 2026-07-10 06:29:56
●NSw.ns.arvancdn.ir2026-03-26 → 2026-07-10 · 3 obs
○ 2017-12-18 20:07:32
● 2026-03-26 18:56:40
● 2026-07-10 06:29:56
○MXmx.zoho.com2015-11-12 → 2017-12-18 · 5 obs
○ 2015-06-18 21:21:46
● 2015-11-12 06:57:18
● 2017-12-18 20:07:32
○ 2026-07-03 10:28:58
○ 2026-07-10 06:29:56
○MXmx.zohomail.com2015-06-18 → 2015-06-18 · 3 obs
● 2015-06-18 21:21:46
○ 2015-11-12 06:57:18
○ 2026-07-10 06:29:56
○MXmx2.zoho.com2015-11-12 → 2017-12-18 · 5 obs
○ 2015-06-18 21:21:46
● 2015-11-12 06:57:18
● 2017-12-18 20:07:32
○ 2026-07-03 10:28:58
○ 2026-07-10 06:29:56
○MXmx2.zohomail.com2015-06-18 → 2015-06-18 · 3 obs
● 2015-06-18 21:21:46
○ 2015-11-12 06:57:18
○ 2026-07-10 06:29:56
○MXmx3.zoho.com2016-02-04 → 2026-03-26 · 8 obs
○ 2015-11-12 06:57:18
● 2016-02-04 22:03:44
● 2016-04-27 00:46:06
○ 2016-12-30 15:55:26
○ 2017-12-18 20:07:32
● 2026-03-26 18:56:40
○ 2026-07-03 10:28:58
○ 2026-07-10 06:29:56
○A144.76.167.252015-06-18 → 2015-06-18 · 3 obs
● 2015-06-18 21:21:46
○ 2015-11-12 06:57:18
○ 2026-07-10 06:29:56
○A178.33.203.1782015-11-12 → 2017-12-18 · 5 obs
○ 2015-06-18 21:21:46
● 2015-11-12 06:57:18
● 2017-12-18 20:07:32
○ 2026-03-26 18:56:40
○ 2026-07-10 06:29:56
○A185.143.233.2342026-05-26 → 2026-05-26 · 4 obs
○ 2026-05-11 04:55:54
● 2026-05-26 00:01:16
○ 2026-06-06 20:16:10
○ 2026-07-10 06:29:56
○A185.143.233.2352026-03-26 → 2026-06-06 · 7 obs
○ 2017-12-18 20:07:32
● 2026-03-26 18:56:40
● 2026-05-11 04:55:54
○ 2026-05-26 00:01:16
● 2026-06-06 20:16:10
○ 2026-07-03 10:28:58
○ 2026-07-10 06:29:56
○A185.143.234.2342026-05-26 → 2026-05-26 · 4 obs
○ 2026-05-11 04:55:54
● 2026-05-26 00:01:16
○ 2026-06-06 20:16:10
○ 2026-07-10 06:29:56
○A185.143.234.2352026-03-26 → 2026-06-06 · 7 obs
○ 2017-12-18 20:07:32
● 2026-03-26 18:56:40
● 2026-05-11 04:55:54
○ 2026-05-26 00:01:16
● 2026-06-06 20:16:10
○ 2026-07-03 10:28:58
○ 2026-07-10 06:29:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
c1sys.coma.ns.arvancdn.ir, w.ns.arvancdn.ir-

✅ Authoritative Response

Server:185.143.232.253

NS records: a.ns.arvancdn.ir, w.ns.arvancdn.ir

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for c1sys.com (unsigned zone)

⏱️ Timing

Total: 4208ms | Queries: -

📄 Records

TypeCountSample Data
A2185.143.234.235, 185.143.233.235
NS2w.ns.arvancdn.ir, a.ns.arvancdn.ir
MX3mx3.zoho.com (pri: 50), mx2.zoho.com (pri: 20)...
TXT2v=spf1 include:zoho.com ~all, google-site-verification=Vnsa-GrZr3fQHqc
SOA1a.ns.arvancdn.ir hostmaster.arvancloud.i

Analysis

Hierarchy

The parent domain of ns2.c1sys.com and ns.c1sys.com is c1sys.com.

Name Servers

c1sys.com is served by two delegated name servers, a.ns.arvancdn.ir and w.ns.arvancdn.ir.

c1sys.com has the same name server delegation as a number of other domains, such as omigo.ir, khanoomi.com, kitchentech.ir and two more.

c1sys.com partially shares its NS delegation with several other domains, including meftah.org, kiantp.com, zarindns.com and two others.

In DNS configurations, these name servers often share authority with r.ns.arvancdn.ir, e.ns.arvancdn.ir, l.ns.arvancdn.ir and 7 other name servers.

a.ns.arvancdn.ir resolves to 185.143.232.253. w.ns.arvancdn.ir resolves to 185.143.235.253. Both host names point to a single IP number.