optpia.com - robtex.com
optpia.com
| DNSSEC | โ ๏ธ Not signed | ||||||
| NS | dns1.optpia.co.jp โ ๏ธ Not in zone NS records | ||||||
| A | 210.141.102.138๐ฏ๐ต KDDI210.141.96.0/19 | ||||||
| NS | ns1.optpia.com โ ๏ธ Not in zone NS records | ||||||
com
| DNSSEC | ๐ Signed (DS record present) | ||||||
| NS | a.gtld-servers.net โญ | ||||||
| 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=1774411172 | ||||||
Same first word
Similar names
DNS History
7 records (2 active, 5 former)
โNSdns1.optpia.co.jp2026-02-18 โ 2026-03-25 ยท 3 obs
โ 2026-02-18 05:39:24
โ 2026-03-25 04:13:20
โNSdns1.optpia.com2015-08-05 โ 2020-03-30 ยท 4 obs
โ 2020-03-30 13:23:52
โ 2026-02-18 05:39:24
โ 2026-03-25 04:13:20
โNSdns2.dion.ne.jp2015-08-05 โ 2020-03-30 ยท 4 obs
โ 2020-03-30 13:23:52
โ 2026-02-18 05:39:24
โ 2026-03-25 04:13:20
โNSns1.optpia.com2015-08-05 โ 2026-03-25 ยท 2 obs
โ 2026-03-25 04:13:20
โMXaws.optpia.com2016-07-08 โ 2020-03-30 ยท 5 obs
โ 2016-07-08 02:50:48
โ 2020-03-30 13:23:52
โ 2026-02-18 05:39:24
โ 2026-03-25 04:13:20
โMXkensho1.optpia.com2015-08-05 โ 2020-03-30 ยท 4 obs
โ 2020-03-30 13:23:52
โ 2026-02-18 05:39:24
โ 2026-03-25 04:13:20
โA115.30.190.282015-08-05 โ 2020-03-30 ยท 4 obs
โ 2020-03-30 13:23:52
โ 2026-02-18 05:39:24
โ 2026-03-25 04:13:20
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| optpia.com | dns1.optpia.co.jp, ns1.optpia.com | 1 record |
โ Authoritative Response
Server:210.141.102.138
NS records: dns1.optpia.co.jp, ns1.optpia.com
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for optpia.com (unsigned zone)
โฑ๏ธ Timing
Total: 3988ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|
๐ Glue Records Collected
Total: 1
In-bailiwick: 1 (ns1.optpia.com)
Analysis
Name Servers
optpia.com is delegated to two name servers: ns1.optpia.com and dns1.optpia.co.jp.
optpia.com shares name servers with other domains at least partially, for instance honaken.com, joto-izan.net, optpia.co.jp, yasutomi-syouten.com and 136h.102.141.210.in-addr.arpa.
these name servers are commonly used with ns1.honaken.com, dns2.optpia.co.jp, dns1.dion.ne.jp, nrtgw.narita-airport.or.jp, dns1.yasutomi-syouten.com, mail.optpia.co.jp, dns1.adachi-dental.com and dns1.s-dk.com.
Host names with one IP number: dns1.optpia.co.jp points to 210.141.102.138.