espf.cn - robtex.com
espf.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | frexi901.essilor.com ⚠️ Not in zone NS records | ||||||
| A | 193.242.5.220🇫🇷 ESSILOR193.242.5.0/24 Essilor International Creteil-Echat France | ||||||
| NS | frexi902.essilor.com ⚠️ Not in zone NS records | ||||||
| A | 20.85.152.28🇺🇸 Microsoft20.64.0.0/10 | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034546407 | ||||||
Same first word
espf.fi |
espf.eu |
espf.info |
espf.co |
espf.com |
espf.ch |
espf.com.mx |
espf.bg |
espf.es |
espf.se |
espf.ru |
espf.cn |
espf.com.pt |
espf.no |
espf.in |
espf.com.cn |
espf.ca |
espf.edu.pt |
espf.nl |
espf.de |
espf.it |
espf.net |
espf.org |
Similar names
DNS History
3 records (2 active, 1 former)
●NSfrexi901.essilor.com2015-08-04 → 2026-03-22 · 2 obs
● 2015-08-04 11:15:12
● 2026-03-22 20:35:52
● 2026-03-22 20:35:52
●NSfrexi902.essilor.com2015-08-04 → 2026-03-22 · 2 obs
● 2015-08-04 11:15:12
● 2026-03-22 20:35:52
● 2026-03-22 20:35:52
○A115.29.166.1712015-08-04 → 2017-08-27 · 4 obs
● 2015-08-04 11:15:12
● 2017-08-27 23:50:58
○ 2026-03-15 08:25:10
○ 2026-03-22 20:35:52
● 2017-08-27 23:50:58
○ 2026-03-15 08:25:10
○ 2026-03-22 20:35:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, a.dns.cn, e.dns.cn, c.dns.cn... | - |
| espf.cn | frexi901.essilor.com, frexi902.essilor.com | - |
| (root) | m.root-servers.net, l.root-servers.net, j.root-servers.net, b.root-servers.net... | - |
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | 11 records |
| espf.cn | frexi901.essilor.com, frexi902.essilor.com | - |
✅ Authoritative Response
Server: 193.242.5.220
NS records: frexi901.essilor.com, frexi902.essilor.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for espf.cn (unsigned zone)
⏱️ Timing
Total: 1603ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 11
In-bailiwick: 10 (a.dns.cn, a.dns.cn, b.dns.cn...)
Out-of-bailiwick: 1 (ns.cernet.net)
Analysis
Name Servers
espf.cn's delegation is to two name servers frexi901.essilor.com and frexi902.essilor.com.
espf.cn shares the same name server configuration as other domains, such as unevisionpartagee.com, essilor-artesa.fr, eyezen.nl, sivogroup.com and varilux-s-series.asia.
Host names with a single IP:
frexi901.essilor.com resolves to 193.242.5.220.
frexi902.essilor.com resolves to 20.85.152.28.