robertsonoptometry.com - robtex.com
robertsonoptometry.com
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=1776032797 | ||||||
Same first word
robertsonoptometry.com |
DNS History
9 records (9 active, 0 former)
●NSns17.domaincontrol.com2026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 22:52:10
●NSns18.domaincontrol.com2026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 22:52:10
●MXalt1.aspmx.l.google.com2026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 22:52:10
●MXalt2.aspmx.l.google.com2026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 22:52:10
●MXalt3.aspmx.l.google.com2026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 22:52:10
●MXalt4.aspmx.l.google.com2026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 22:52:10
●MXaspmx.l.google.com2026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 22:52:10
●A13.248.243.52026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 22:52:10
●A76.223.105.2302026-03-27 → 2026-04-12 · 2 obs
● 2026-04-12 22:52:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net... | - |
| robertsonoptometry.com | ns17.domaincontrol.com, ns18.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.76.9
NS records: ns17.domaincontrol.com, ns18.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for robertsonoptometry.com (unsigned zone)
⏱️ Timing
Total: 149ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.105.230, 13.248.243.5 |
| NS | 2 | ns17.domaincontrol.com, ns18.domaincontrol.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 2 | google-site-verification=whYIGH37agWKFeB, v=spf1 include:dc-aa8e722993._spfm.rober |
| SOA | 1 | ns17.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns17.domaincontrol.com, ns17.domaincontrol.com, ns18.domaincontrol.com...)
Analysis
IP Addresses
The entity robertsonoptometry.com points to two IP numbers: 13.248.243.5 and 76.223.105.230.
For instance, other host names qcmaid.com, tkcreativemedia.com, supportbase.com.au, grindstonecapitalservices.com and (0x6675636b)yourtrip.com share IP numbers with robertsonoptometry.com.
Name Servers
robertsonoptometry.com is delegated to two name servers: ns17.domaincontrol.com and ns18.domaincontrol.com.
robertsonoptometry.com uses the same name server setup as other domains such as wooflower.com, akvitechnologies.com, pipeknifecaulktools.com, orchestrac.com and yourwayair.info.
Host names with two IP numbers:
ns17.domaincontrol.com points to 2603:5:21c0::9 and 97.74.108.9; ns18.domaincontrol.com points to 2603:5:22c0::9 and 173.201.76.9.
Mail Servers
Five mail servers handle robertsonoptometry.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
robertsonoptometry.com shares mail servers with other domains at least partially; for instance albineco.com, fotonagermany.com, hsc.on.ca, braunhaus.org and bidyut.org.
these mail servers are commonly used alongside aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 142.251.163.26
alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1b and 108.177.123.27
alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.27
alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1b and 192.178.223.26
alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.27