replaa.com - dns.ninja
replaa.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:1568::14🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | php7.web4u.cz | ||||||
| A | 81.91.86.14🇨🇿 WEB4U81.91.80.0/21 | ||||||
| NS | ns2.web4u.cz ⭐ | ||||||
| A | 2a02:a40:100:28ff::12🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| PTR | ns2.web4u.cz | ||||||
| A | 85.207.53.12🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block | ||||||
| PTR | ns2.web4u.cz | ||||||
| NS | ns.web4u.cz | ||||||
| A | 2001:1568:fd::241🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | ns.web4u.cz | ||||||
| A | 185.14.224.241🇨🇿 WEB4U185.14.224.0/23 | ||||||
| PTR | ns.web4u.cz | ||||||
| MX | mx.web4u.cz ⭐ | ||||||
| A | 2001:1568::7012🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | mx.web4u.cz | ||||||
| A | 81.91.87.12🇨🇿 WEB4U81.91.80.0/21 | ||||||
| PTR | mx.web4u.cz | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2024-06-18 #1 | ||||||
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=1781704770 | ||||||
Same first word
replaa.com |
Similar names
DNS History
9 records (5 active, 4 former)
●NSns.web4u.cz2026-06-15 → 2026-06-17 · 3 obs
● 2026-06-15 03:01:34
● 2026-06-17 14:17:44
●NSns2.web4u.cz2026-06-15 → 2026-06-17 · 3 obs
● 2026-06-15 03:01:34
● 2026-06-17 14:17:44
○NSsk.s5.ans1.ns122.ztomy.com2015-08-13 → 2016-03-17 · 4 obs
● 2016-03-17 17:30:14
○ 2017-04-05 20:31:10
○ 2026-06-17 14:17:44
○NSsk.s5.ans2.ns122.ztomy.com2015-08-13 → 2016-03-17 · 4 obs
● 2016-03-17 17:30:14
○ 2017-04-05 20:31:10
○ 2026-06-17 14:17:44
○MXmail.b-io.co2015-08-13 → 2015-08-13 · 3 obs
○ 2015-12-15 00:48:34
○ 2026-06-17 14:17:44
●MXmx.web4u.cz2026-06-15 → 2026-06-17 · 3 obs
● 2026-06-15 03:01:34
● 2026-06-17 14:17:44
●A2001:1568::142026-06-15 → 2026-06-17 · 3 obs
● 2026-06-15 03:01:34
● 2026-06-17 14:17:44
○A208.91.197.442015-08-13 → 2016-03-17 · 4 obs
● 2016-03-17 17:30:14
○ 2017-04-05 20:31:10
○ 2026-06-17 14:17:44
●A81.91.86.142026-06-15 → 2026-06-17 · 3 obs
● 2026-06-15 03:01:34
● 2026-06-17 14:17:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| replaa.com | ns.web4u.cz, ns2.web4u.cz | - |
✅ Authoritative Response
Server:185.14.224.241
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for replaa.com (unsigned zone)
⏱️ Timing
Total: 703ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.86.14 |
| AAAA | 1 | 2001:1568::14 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 1 | mx.web4u.cz (pri: 10) |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
Analysis
IP Addresses
replaa.com resolves to the IP addresses 81.91.86.14 and 2001:1568::14
teenstyle.cz, mail.pluso.eu, localhost.kolkovna.cz and two other host names share IP numbers with replaa.com.
Name Servers
DNS delegation for replaa.com points to two name servers: ns2.web4u.cz and ns.web4u.cz.
replaa.com uses the same name servers as several other domains — among them chatarelax.cz, coolaudio.cz, pkbr.cz and two more.
replaa.com has partial name server overlap with other domains, including varicad.com.
ns2.web4u.cz directs to 85.207.53.12 and 2a02:a40:100:28ff::12. ns.web4u.cz directs to 185.14.224.241 and 2001:1568:fd::241. Each host name carries two IP addresses.
Mail Servers
Mail for replaa.com is handled by a single mail server, mx.web4u.cz.
replaa.com uses an identical mail server configuration to several other domains — among them sonia.cz, prijmenar.cz, videomapping.ch and two more.
replaa.com has mail servers in common with other domains — for example isosklo.cz, dkskolin.cz and ixio.cz.
mx.web4u.cz points to two IP addresses: 81.91.87.12 and 2001:1568::7012.