visionweb.com.pt - robtex.com
visionweb.com.pt
| DNSSEC | ⚠️ Not signed | ||||||
| NS | frexi901.essilor.com ⭐ | ||||||
| A | 193.242.5.220🇫🇷 ESSILOR193.242.5.0/24 Essilor International Creteil-Echat France | ||||||
| NS | frexi902.essilor.com | ||||||
| A | 20.85.152.28🇺🇸 Microsoft20.64.0.0/10 | ||||||
| SOA | frexi901.essilor.commisnetsupport@essilor.fr serial=13 | ||||||
com.pt
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | DNS.PT Domain | ||||||
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
●NSfrexi901.essilor.com2026-03-15 → 2026-03-22 · 2 obs
● 2026-03-15 08:22:18
● 2026-03-22 16:43:50
● 2026-03-22 16:43:50
●NSfrexi902.essilor.com2026-03-15 → 2026-03-22 · 2 obs
● 2026-03-15 08:22:18
● 2026-03-22 16:43:50
● 2026-03-22 16:43:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pt | a.dns.pt, c.dns.pt, e.dns.pt, ns2.nic.fr... | 18 records |
| visionweb.com.pt | frexi902.essilor.com, frexi901.essilor.com | - |
✅ Authoritative Response
Server: 20.85.152.28
NS records: frexi902.essilor.com, frexi901.essilor.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for visionweb.com.pt (unsigned zone)
⏱️ Timing
Total: 778ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | frexi902.essilor.com, frexi901.essilor.com |
| SOA | 1 | frexi901.essilor.com misnetsupport.essil |
📌 Glue Records Collected
Total: 18
In-bailiwick: 14 (a.dns.pt, a.dns.pt, c.dns.pt...)
Out-of-bailiwick: 4 (ns2.nic.fr, ns2.nic.fr, ns.dns.br...)
Analysis
Name Servers
visionweb.com.pt has two name servers: frexi901.essilor.com and frexi902.essilor.com.
visionweb.com.pt shares the same name server setup as other domains, for example essilorgroup.com, antireflet.fr, sharingourvision.fr, varilux-xseries.com.cn and meye-store.it.
Host names with a single IP:
frexi901.essilor.com points to 193.242.5.220
frexi902.essilor.com points to 20.85.152.28