efiltry.cz - robtex.com
efiltry.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 109.205.73.57🇨🇿 AS35236109.205.72.0/21 2 connect a.s. | ||||||
| PTR | als06.als.cz | ||||||
| NS | ns1.als.cz ⭐ | ||||||
| A | 2a00:1238:1:6::f8🇨🇿 AS352362a00:1238::/32 2 connect IPv6 | ||||||
| A | 109.205.73.50🇨🇿 AS35236109.205.72.0/21 2 connect a.s. | ||||||
| PTR | ns1.als.cz | ||||||
| NS | ns2.2connect.cz | ||||||
| A | 2a03:c20:0:92::10🇨🇿 UVT2a03:c20::/29 | ||||||
| A | 178.17.0.174🇨🇿 UVT178.17.0.0/20 internet network | ||||||
| PTR | cust-178.17.0.174.uvt.cz | ||||||
| MX | mx2.als.cz ⭐ | ||||||
| A | 2a00:1238:1:6::f3🇨🇿 AS352362a00:1238::/32 2 connect IPv6 | ||||||
| PTR | mx2.als.cz | ||||||
| A | 109.205.73.42🇨🇿 AS35236109.205.72.0/21 2 connect a.s. | ||||||
| PTR | mx2.als.cz | ||||||
| MX | backupmx.netway.cz(10) | ||||||
| A | 2a02:c38:1010:1::2:25🇨🇿 PODA-AS2a02:c38::/32 PODA a.s. IPv6 | ||||||
| PTR | backupmx.netway.cz | ||||||
| A | 193.165.226.244🇨🇿 PODA-AS193.165.0.0/16 PODA a.s. IPv4 | ||||||
| PTR | backupmx.netway.cz | ||||||
| TXT | google-site-verification=-4ISEea59KJkgE8B1FpyPOo6bV3TGMcT__MtHI5DtrU | ||||||
| TXT | v=spf1 a mx ip4:109.205.73.42/32 ip4:109.205.73.46/32 ip4:109.205.73.43/32 ip... | ||||||
| SOA | ns1.als.czinfo@als.cz 2020-12-02 #6 | ||||||
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=1774642637 | ||||||
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
●NSns2.2connect.cz2018-07-11 → 2026-03-27 · 2 obs
● 2026-03-27 21:12:10
○MXmx1.als.cz2018-07-11 → 2018-07-11 · 3 obs
○ 2026-03-26 11:26:50
○ 2026-03-27 21:12:10
●MXmx2.als.cz2026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 11:26:50
● 2026-03-27 21:12:10
○A109.205.73.462018-07-11 → 2018-07-11 · 3 obs
○ 2026-03-26 11:26:50
○ 2026-03-27 21:12:10
●A109.205.73.572026-03-26 → 2026-03-27 · 3 obs
● 2026-03-26 11:26:50
● 2026-03-27 21:12:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| efiltry.cz | ns1.als.cz, ns2.2connect.cz | 1 record |
✅ Authoritative Response
Server:178.17.0.174
NS records: ns1.als.cz, ns2.2connect.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for efiltry.cz (unsigned zone)
⏱️ Timing
Total: 1228ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 109.205.73.57 |
| NS | 2 | ns2.2connect.cz, ns1.als.cz |
| MX | 2 | backupmx.netway.cz (pri: 10), mx2.als.cz (pri: 0) |
| TXT | 2 | google-site-verification=-4ISEea59KJkgE8, v=spf1 a mx ip4:109.205.73.42/32 ip4:109 |
| SOA | 1 | ns1.als.cz info.als.cz |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns1.als.cz)
Analysis
IP Addresses
efiltry.cz resolves to one IP number: 109.205.73.57.
Other host names, for instance medisark.cz, anemax.cz, zsobrnice.cz, bmsecurity.cz and audiostar.cz share IP numbers with efiltry.cz.
Name Servers
efiltry.cz's delegation uses two name servers: ns2.2connect.cz and ns1.als.cz.
efiltry.cz uses the same name server setup as other domains, such as als.cz, antique-industrial.cz, elastiq.cz, jktrading.cz and msslavonice.cz.
efiltry.cz at least partially shares name servers with other domains, including 212.221.91.in-addr.arpa, 57.174.46.in-addr.arpa, pavelrichter.net, airconnect.cz and 59.174.46.in-addr.arpa.
These name servers are commonly used with ns.za200.cz, gottland.prowag.com and ns2.blueboard.cz.
Host names with two IPs:
ns2.2connect.cz points to 2a03:c20:0:92::10 and 178.17.0.174
ns1.als.cz points to 2a00:1238:1:6::f8 and 109.205.73.50
Mail Servers
efiltry.cz is served by two mail servers mx2.als.cz and backupmx.netway.cz.
efiltry.cz shares the same mail server setup as other domains, for instance avgnet.cz, medisark.cz, camna.cz, zebrik-hlinikovy.cz and fotoprodej.cz.
efiltry.cz shares at least some mail servers with other domains, for example promarc.cz, martineves.cz, unieautoskol.cz, potapet.cz and profi-autoskola.cz.
these mail servers are often used with mx1.als.cz, mxavas.forpsi.com, mail.uamk.cz and mx3.als.cz.
Host names with two IPs:
mx2.als.cz points to 2a00:1238:1:6::f3 and 109.205.73.42
backupmx.netway.cz points to 2a02:c38:1010:1::2:25 and 193.165.226.244