optimism.is - robtex.com
optimism.is
is
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.is ⭐ | ||||||
| NS | c.nic.is | ||||||
| NS | d.nic.is | ||||||
| NS | e.nic.is | ||||||
| NS | f.nic.is | ||||||
| SOA | a.nic.ishostmaster@isnic.is serial=1774546202 | ||||||
Same first word
Similar names
DNS History
9 records (9 active, 0 former)
●NSdns1.registrar-servers.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 17:57:06
●NSdns2.registrar-servers.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 17:57:06
●MXeforward1.registrar-servers.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 17:57:06
●MXeforward2.registrar-servers.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 17:57:06
●MXeforward3.registrar-servers.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 17:57:06
●MXeforward4.registrar-servers.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 17:57:06
●MXeforward5.registrar-servers.com2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 17:57:06
●A75.2.60.52026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 17:57:06
●A99.83.231.612026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 17:57:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| is | a.nic.is, f.nic.is, c.nic.is, d.nic.is... | 10 records |
| optimism.is | dns1.registrar-servers.com, dns2.registrar-servers.com | - |
✅ Authoritative Response
Server:156.154.132.200
NS records: dns1.registrar-servers.com, dns2.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optimism.is (unsigned zone)
⏱️ Timing
Total: 776ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 99.83.231.61, 75.2.60.5 |
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 5 | eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10... |
| TXT | 1 | v=spf1 include:spf.efwd.registrar-server |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
📌 Glue Records Collected
Total: 10
In-bailiwick: 10 (a.nic.is, f.nic.is, c.nic.is...)
Analysis
IP Addresses
optimism.is points to two IPs: 75.2.60.5 and 99.83.231.61.
Other host names including java-forum-stuttgart.de, www.mobildelar.se, mamas-smile.com, x4connect.com and mileagehog.com share IP numbers with optimism.is.
Name Servers
optimism.is's delegation uses two name servers, dns1.registrar-servers.com and dns2.registrar-servers.com.
optimism.is shares the same name server setup as other domains, for example rapidocred.com, 411nn.com, mcigb.com, lailo.store and rusec.net.
optimism.is at least partially shares name servers with other domains, including pic-o.net, munkebofarm.net, galatali.org, hy2010.top and evanneal.com.
these name servers are commonly used together with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.
Host names with two IPs:
dns1.registrar-servers.com points to: 2610:a1:1024::200 and 156.154.132.200
dns2.registrar-servers.com points to: 2610:a1:1025::200 and 156.154.133.200
Mail Servers
optimism.is is handled by five mail servers: eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com, eforward4.registrar-servers.com and eforward5.registrar-servers.com.
The mail servers for optimism.is are shared with other domains, for instance a1stars.com, eplab.org, conane.site, weteachenglishonline.com and dxncafesaludable.com.
These mail servers are commonly used alongside eforward6.registrar-servers.com and eforward7.registrar-servers.com.
Host names sharing one IP number:
eforward1.registrar-servers.com points to 162.255.118.51.
eforward2.registrar-servers.com points to 162.255.118.52.
eforward3.registrar-servers.com points to 162.255.118.51.
eforward4.registrar-servers.com points to 162.255.118.52.
eforward5.registrar-servers.com points to 162.255.118.51.
Host names that point to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com.
Host names that point to 162.255.118.52: eforward2.registrar-servers.com and eforward4.registrar-servers.com.