ercom.cz - robtex.com
ercom.cz
cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.ns.nic.cz ⭐ | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
| SOA | a.ns.nic.czhostmaster@nic.cz serial=1781723836 | ||||||
Subdomains
Same first word
ercom.com.tr |
ercom.be |
ercom.de |
ercom.cz |
ercom.org |
ercom.xyz |
ercom.biz |
ercom.com.ar |
ercom.cl |
ercom.dk |
ercom.net |
ercom.mx |
ercom.ru |
ercom.pl |
ercom.pro |
ercom.fr |
ercom.com.pl |
ercom.com |
Similar names
DNS History
17 records (7 active, 10 former)
○NSalfa.ns.active24.cz2015-07-21 → 2016-02-12 · 4 obs
● 2016-02-12 01:34:46
○ 2026-06-14 17:07:30
○ 2026-06-17 19:52:58
○NSbeta.ns.active24.cz2015-07-21 → 2016-02-12 · 4 obs
● 2016-02-12 01:34:46
○ 2026-06-14 17:07:30
○ 2026-06-17 19:52:58
○NSgama.ns.active24.sk2015-07-21 → 2016-02-12 · 4 obs
● 2016-02-12 01:34:46
○ 2026-06-14 17:07:30
○ 2026-06-17 19:52:58
○NSns.dns4.cz2015-07-21 → 2016-02-12 · 4 obs
● 2016-02-12 01:34:46
○ 2026-06-14 17:07:30
○ 2026-06-17 19:52:58
●NSns1.websupport.cz2026-06-14 → 2026-06-17 · 3 obs
● 2026-06-14 17:07:30
● 2026-06-17 19:52:58
●NSns2.websupport.cz2026-06-14 → 2026-06-17 · 3 obs
● 2026-06-14 17:07:30
● 2026-06-17 19:52:58
●NSns3.websupport.eu2026-06-14 → 2026-06-17 · 3 obs
● 2026-06-14 17:07:30
● 2026-06-17 19:52:58
●MXmailin1.ercom.cz2026-06-14 → 2026-06-17 · 3 obs
● 2026-06-14 17:07:30
● 2026-06-17 19:52:58
●MXmailin2.ercom.cz2026-06-14 → 2026-06-17 · 3 obs
● 2026-06-14 17:07:30
● 2026-06-17 19:52:58
○MXmtx1.mbn1.net2015-07-21 → 2015-11-21 · 4 obs
● 2015-11-21 03:44:54
○ 2016-02-12 01:34:46
○ 2026-06-17 19:52:58
○MXmtx2.mbn1.net2015-07-21 → 2015-11-21 · 4 obs
● 2015-11-21 03:44:54
○ 2016-02-12 01:34:46
○ 2026-06-17 19:52:58
○MXmtx3.mbn1.net2015-07-21 → 2015-11-21 · 4 obs
● 2015-11-21 03:44:54
○ 2016-02-12 01:34:46
○ 2026-06-17 19:52:58
○MXmx1.active24.com2016-02-12 → 2016-02-12 · 4 obs
● 2016-02-12 01:34:46
○ 2026-06-14 17:07:30
○ 2026-06-17 19:52:58
○MXmx2.active24.com2016-02-12 → 2016-02-12 · 4 obs
● 2016-02-12 01:34:46
○ 2026-06-14 17:07:30
○ 2026-06-17 19:52:58
●A2a00:4b40:aaaa:2011::72026-06-14 → 2026-06-17 · 3 obs
● 2026-06-14 17:07:30
● 2026-06-17 19:52:58
●A37.9.175.2112026-06-14 → 2026-06-17 · 3 obs
● 2026-06-14 17:07:30
● 2026-06-17 19:52:58
○A82.100.0.862015-07-21 → 2016-02-12 · 4 obs
● 2016-02-12 01:34:46
○ 2026-06-14 17:07:30
○ 2026-06-17 19:52:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| ercom.cz | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:185.71.159.12
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: 1347ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.211 |
| AAAA | 1 | 2a00:4b40:aaaa:2011::7 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mailin1.ercom.cz (pri: 10), mailin2.ercom.cz (pri: 100) |
| TXT | 1 | v=spf1 include:spf.active24.com include: |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
mailin2.ercom.cz and mailin1.ercom.cz are both subdomains of ercom.cz.
IP Addresses
ercom.cz resolves to the IP addresses 37.9.175.211 and 2a00:4b40:aaaa:2011::7
noball.cz, prosoton.cz, www.sudopunl.cz and two other host names share IP numbers with ercom.cz.
Name Servers
ercom.cz carries NS records delegating to ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
ercom.cz shares at least some of its name servers with other domains, including savov.cz, stoeckl.cz, lancomat.cz and two others.
ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu are three hostnames that each resolve to a pair of IP addresses: ns1.websupport.cz to 45.10.97.11 and 2a10:bbc0::11, ns2.websupport.cz to 185.71.159.12 and 2a02:250:3::12, and ns3.websupport.eu to 45.10.97.13 and 2a10:bbc0::13.
Mail Servers
Mail for ercom.cz is handled by two mail servers — mailin1.ercom.cz and mailin2.ercom.cz.
mailin1.ercom.cz and mailin2.ercom.cz both carry two IP addresses. The A records for mailin1.ercom.cz are 45.13.137.112 and 2a00:4b40:aaaa:2101:45:13:137:114; the A records for mailin2.ercom.cz are 45.13.137.104 and 2a00:4b40:aaaa:2101:45:13:137:112.