sybai.com - robtex.com
sybai.com
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=1778769586 | ||||||
Subdomains
Same first word
sybai.com |
Similar names
DNS History
15 records (7 active, 8 former)
○NSalfa.ns.active24.cz2015-08-25 → 2017-05-22 · 4 obs
● 2017-05-22 00:05:18
○ 2026-04-15 12:26:38
○ 2026-05-14 14:47:52
○NSbeta.ns.active24.cz2015-08-25 → 2017-05-22 · 4 obs
● 2017-05-22 00:05:18
○ 2026-04-15 12:26:38
○ 2026-05-14 14:47:52
○NSgama.ns.active24.sk2015-08-25 → 2017-05-22 · 4 obs
● 2017-05-22 00:05:18
○ 2026-04-15 12:26:38
○ 2026-05-14 14:47:52
●NSns1.websupport.cz2026-04-15 → 2026-05-14 · 3 obs
● 2026-04-15 12:26:38
● 2026-05-14 14:47:52
●NSns2.websupport.cz2026-04-15 → 2026-05-14 · 3 obs
● 2026-04-15 12:26:38
● 2026-05-14 14:47:52
●NSns3.websupport.eu2026-04-15 → 2026-05-14 · 3 obs
● 2026-04-15 12:26:38
● 2026-05-14 14:47:52
○MXin.smtp.cz2015-08-25 → 2016-11-20 · 4 obs
● 2016-11-20 03:50:28
○ 2017-05-22 00:05:18
○ 2026-05-14 14:47:52
●MXmailin1.sybai.com2026-04-15 → 2026-05-14 · 3 obs
● 2026-04-15 12:26:38
● 2026-05-14 14:47:52
●MXmailin2.sybai.com2026-04-15 → 2026-05-14 · 3 obs
● 2026-04-15 12:26:38
● 2026-05-14 14:47:52
○MXmx.smtp.cz2015-08-25 → 2016-11-20 · 4 obs
● 2016-11-20 03:50:28
○ 2017-05-22 00:05:18
○ 2026-05-14 14:47:52
○MXmx1.active24.com2017-05-22 → 2017-05-22 · 4 obs
● 2017-05-22 00:05:18
○ 2026-04-15 12:26:38
○ 2026-05-14 14:47:52
○MXmx2.active24.com2017-05-22 → 2017-05-22 · 4 obs
● 2017-05-22 00:05:18
○ 2026-04-15 12:26:38
○ 2026-05-14 14:47:52
●A2a00:4b40:aaaa:2005::72026-04-15 → 2026-05-14 · 3 obs
● 2026-04-15 12:26:38
● 2026-05-14 14:47:52
●A37.9.175.1652026-04-15 → 2026-05-14 · 3 obs
● 2026-04-15 12:26:38
● 2026-05-14 14:47:52
○A81.95.96.2332015-08-25 → 2017-05-22 · 4 obs
● 2017-05-22 00:05:18
○ 2026-04-15 12:26:38
○ 2026-05-14 14:47:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net... | - |
| sybai.com | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:45.10.97.11
NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 536ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.165 |
| AAAA | 1 | 2a00:4b40:aaaa:2005::7 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mailin1.sybai.com (pri: 10), mailin2.sybai.com (pri: 100) |
| TXT | 1 | v=spf1 include:spf.active24.com include: |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
sybai.com is a parent of mailin1.sybai.com and mailin2.sybai.com.
IP Addresses
sybai.com points to two IP numbers: 2a00:4b40:aaaa:2005::7 and 37.9.175.165.
Other host names such as sensecom.eu, dribex.com, honor.eu, mail.simex2.cz and mail.feherpeter.eu share IP numbers with sybai.com.
Name Servers
sybai.com is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
At least part of the name servers for sybai.com are shared with other domains, for instance aducid.com, astaxanthin.cz, atgrow.cz, krasnazed.cz and amsp.cz.
Host names with two IP numbers:
ns1.websupport.cz points to 2a10:bbc0::11 and 45.10.97.11
ns2.websupport.cz points to 2a02:250:3::12 and 185.71.159.12
ns3.websupport.eu points to 2a10:bbc0::13 and 45.10.97.13
Mail Servers
sybai.com is handled by two mail servers: mailin1.sybai.com and mailin2.sybai.com.
Host names with two IP numbers:
mailin1.sybai.com points to 2a00:4b40:aaaa:2101:45:13:137:110 and 45.13.137.112.
mailin2.sybai.com points to 2a00:4b40:aaaa:2101:45:13:137:109 and 45.13.137.111.