sinasystem.com - robtex.com
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sinasystem.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 124.136.196.88🇰🇷 SKNETWORKS-NET | ||||||
| NS | ns2.sinasystem.com ⭐ | ||||||
| A | 124.136.196.78🇰🇷 SKNETWORKS-NET | ||||||
| NS | ns1.sinasystem.com | ||||||
| A | 124.136.196.68🇰🇷 SKNETWORKS-NET | ||||||
| MX | mail2.sinasystem.com ⭐ | ||||||
| A | 61.108.35.108🇰🇷 DACOM-PUBNETPLUS-AS-KR | ||||||
| MX | mail.sinasystem.com(20) | ||||||
| A | 124.136.196.66🇰🇷 SKNETWORKS-NET | ||||||
| PTR | mail.sinasystem.com | ||||||
| TXT | MS=64648674C95BCEBE4161FCC7AE9D0E025DF4DED4 | ||||||
| TXT | v=spf1 ip4:124.136.196.66 -all | ||||||
| SOA | ns2.sinasystem.comroot@sinasystem.com 2022-02-09 #13 | ||||||
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.netnstld@verisign-grs.com serial=1771291435 | ||||||
Up
ns2.sinasystem.com |
mail.sinasystem.com |
sina.sinasystem.com |
ns1.sinasystem.com |
hadong.sinasystem.com |
mail2.sinasystem.com |
soft.sinasystem.com |
Same first word
sinasystem.com |
sinasystem.eu |
sinasystem.co.kr |
Similar names
sanisystem.com.br |
sanysistem.com |
anisystems.com |
semantisys.com |
naisystems.com |
siansystem.com |
sanisystem.pl |
insasystem.com |
nasisystem.gr |
ainsystems.com |
DNS History
8 records (5 active, 3 former)
●NSns1.sinasystem.com2007-11-13 → 2026-02-18 · 2 obs
● 2026-02-18 23:24:34
●NSns2.sinasystem.com2007-11-13 → 2026-02-18 · 2 obs
● 2026-02-18 23:24:34
○MXdmail.sinasystem.com2015-08-11 → 2016-02-28 · 5 obs
● 2015-08-11 22:39:48
● 2016-02-28 03:19:58
○ 2016-07-01 14:06:52
○ 2026-02-18 23:24:34
●MXmail.sinasystem.com2007-11-13 → 2026-02-18 · 2 obs
● 2026-02-18 23:24:34
●MXmail2.sinasystem.com2016-07-01 → 2026-02-18 · 3 obs
● 2016-07-01 14:06:52
● 2026-02-18 23:24:34
○A124.136.196.682007-11-13 → 2007-11-13 · 3 obs
○ 2015-08-11 22:39:48
○ 2026-02-18 23:24:34
○A124.136.196.782015-08-11 → 2017-02-16 · 5 obs
● 2015-08-11 22:39:48
● 2017-02-16 14:51:12
○ 2019-03-25 01:08:00
○ 2026-02-18 23:24:34
●A124.136.196.882019-03-25 → 2026-02-18 · 3 obs
● 2019-03-25 01:08:00
● 2026-02-18 23:24:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| sinasystem.com | ns2.sinasystem.com, ns1.sinasystem.com | 2 records |
✅ Authoritative Response
Server: 124.136.196.78
NS records: ns2.sinasystem.com, ns1.sinasystem.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sinasystem.com (unsigned zone)
⏱️ Timing
Total: 592ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 124.136.196.88 |
| NS | 2 | ns1.sinasystem.com, ns2.sinasystem.com |
| MX | 2 | mail2.sinasystem.com (pri: 20), mail.sinasystem.com (pri: 10) |
| TXT | 2 | MS=64648674C95BCEBE4161FCC7AE9D0E025DF4D, v=spf1 ip4:124.136.196.66 -all |
| SOA | 1 | ns2.sinasystem.com root.sinasystem.com |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns2.sinasystem.com, ns1.sinasystem.com)
AI analysis
sinasystem.com is the parent of ns2.sinasystem.com, mail.sinasystem.com, sina.sinasystem.com, ns1.sinasystem.com, hadong.sinasystem.com and several other host names.
sinasystem.com points to a single IP: 124.136.196.88.
Other host names, for instance sina.sinasystem.com, share IP numbers with sinasystem.com.
sinasystem.com's delegation is to two name servers ns1.sinasystem.com and ns2.sinasystem.com.
sinasystem.com uses the same name server setup as other domains, including lhome.co.kr, damisystem.com, gnmunhak.co.kr and daeea.com.
Host names with a single IP:
ns1.sinasystem.com resolves to 124.136.196.68.
ns2.sinasystem.com resolves to 124.136.196.78.
Two mail servers mail2.sinasystem.com and mail.sinasystem.com handle sinasystem.com.
Host names with a single IP:
mail2.sinasystem.com resolves to 61.108.35.108.
mail.sinasystem.com resolves to 124.136.196.66.