sqlserver.cz - dns.ninja
sqlserver.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2a00:19a0:3:74:0:d9c6:74bc:1🇨🇿 ZONER-AS2a00:19a0::/32 ZONER-IPV6-NET | ||||||
| PTR | miniweb2vps.zarea.net | ||||||
| A | 217.198.116.188🇨🇿 ZONER-AS217.198.112.0/20 ZONER-NET | ||||||
| NS | ns1.regzone.cz ⭐ | ||||||
| A | 2a00:19a0:3:71:0:d9c6:710a:1🇨🇿 ZONER-AS2a00:19a0::/32 ZONER-IPV6-NET | ||||||
| PTR | ns1.regzone.cz | ||||||
| A | 217.198.113.10🇨🇿 ZONER-AS217.198.112.0/20 ZONER-NET | ||||||
| PTR | ns1.regzone.cz | ||||||
| NS | ns1.regzone.de | ||||||
| A | 2600:3c02::f03c:91ff:fedb:a6e7🇺🇸 AKAMAI-LINODE-AP2600:3c02::/32 Akamai Technologies | ||||||
| PTR | ns1.regzone.de | ||||||
| A | 23.92.29.43🇺🇸 AKAMAI-LINODE-AP23.92.28.0/22 Akamai Technologies | ||||||
| PTR | ns1.regzone.de | ||||||
| NS | ns1.regzone.info | ||||||
| A | 2001:1528:147::10🇨🇿 CASABLANCA-AS2001:1528::/32 Casablanca INT v6 network | ||||||
| PTR | ns1.regzone.info | ||||||
| A | 81.0.233.10🇨🇿 CASABLANCA-AS81.0.232.0/21 Casablanca INT | ||||||
| PTR | ns1.regzone.info | ||||||
| SOA | ns1.regzone.czadministrator@czechia.cz 2026-05-21 #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=1781034437 | ||||||
Same first word
Similar names
DNS History
15 records (5 active, 10 former)
○NSns1.msft.net2015-05-08 → 2016-12-23 · 4 obs
● 2016-12-23 11:21:14
○ 2026-05-15 14:11:50
○ 2026-06-09 20:09:12
●NSns1.regzone.cz2026-05-15 → 2026-06-09 · 3 obs
● 2026-05-15 14:11:50
● 2026-06-09 20:09:12
●NSns1.regzone.de2026-05-15 → 2026-06-09 · 3 obs
● 2026-05-15 14:11:50
● 2026-06-09 20:09:12
●NSns1.regzone.info2026-05-15 → 2026-06-09 · 3 obs
● 2026-05-15 14:11:50
● 2026-06-09 20:09:12
○NSns3.msft.net2015-05-08 → 2016-12-23 · 4 obs
● 2016-12-23 11:21:14
○ 2026-05-15 14:11:50
○ 2026-06-09 20:09:12
○NSns4.msft.net2015-05-08 → 2016-12-23 · 4 obs
● 2016-12-23 11:21:14
○ 2026-05-15 14:11:50
○ 2026-06-09 20:09:12
○A104.40.191.2372016-01-10 → 2016-12-23 · 5 obs
● 2016-01-10 23:49:32
● 2016-12-23 11:21:14
○ 2026-05-15 14:11:50
○ 2026-06-09 20:09:12
○A104.43.142.342016-01-10 → 2016-12-23 · 5 obs
● 2016-01-10 23:49:32
● 2016-12-23 11:21:14
○ 2026-05-15 14:11:50
○ 2026-06-09 20:09:12
○A134.170.185.462015-05-08 → 2015-10-25 · 4 obs
● 2015-10-25 11:09:34
○ 2016-01-10 23:49:32
○ 2026-06-09 20:09:12
○A134.170.188.2212015-05-08 → 2015-10-25 · 4 obs
● 2015-10-25 11:09:34
○ 2016-01-10 23:49:32
○ 2026-06-09 20:09:12
○A191.235.218.1662016-01-10 → 2016-12-23 · 5 obs
● 2016-01-10 23:49:32
● 2016-12-23 11:21:14
○ 2026-05-15 14:11:50
○ 2026-06-09 20:09:12
○A191.237.78.582016-01-10 → 2016-12-23 · 5 obs
● 2016-01-10 23:49:32
● 2016-12-23 11:21:14
○ 2026-05-15 14:11:50
○ 2026-06-09 20:09:12
●A217.198.116.1882026-05-15 → 2026-06-09 · 3 obs
● 2026-05-15 14:11:50
● 2026-06-09 20:09:12
○A23.101.184.2062016-01-10 → 2016-12-23 · 5 obs
● 2016-01-10 23:49:32
● 2016-12-23 11:21:14
○ 2026-05-15 14:11:50
○ 2026-06-09 20:09:12
●A2a00:19a0:3:74:0:d9c6:74bc:12026-05-15 → 2026-06-09 · 3 obs
● 2026-05-15 14:11:50
● 2026-06-09 20:09:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| sqlserver.cz | ns1.regzone.de, ns1.regzone.info, ns1.regzone.cz | 2 records |
✅ Authoritative Response
Server:217.198.113.10
NS records: ns1.regzone.de, ns1.regzone.info, ns1.regzone.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2000ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.198.116.188 |
| AAAA | 1 | 2a00:19a0:3:74:0:d9c6:74bc:1 |
| NS | 3 | ns1.regzone.cz, ns1.regzone.de... |
| SOA | 1 | ns1.regzone.cz administrator.czechia.cz |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.regzone.cz, ns1.regzone.cz)
Analysis
IP Addresses
sqlserver.cz points to two IP numbers: 217.198.116.188 and 2a00:19a0:3:74:0:d9c6:74bc:1.
Additional host names — bedimex.cz, herzig.me, psaci-stoly.cz and two others — share IP numbers with sqlserver.cz.
Name Servers
sqlserver.cz carries NS records delegating to ns1.regzone.cz, ns1.regzone.de and ns1.regzone.info.
There is at least partial name server overlap between sqlserver.cz and other domains — agrio.com.pl, kefalo.cz, progresklima.com and two more among them.
ns1.regzone.cz, ns1.regzone.de and ns1.regzone.info are three hostnames that each resolve to a pair of IP addresses: ns1.regzone.cz to 217.198.113.10 and 2a00:19a0:3:71:0:d9c6:710a:1, ns1.regzone.de to 23.92.29.43 and 2600:3c02::f03c:91ff:fedb:a6e7, and ns1.regzone.info to 81.0.233.10 and 2001:1528:147::10.