ciena.com.fr - robtex.com
ciena.com.fr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 43.245.41.13🇦🇺 SQUIZ-AS-AP43.245.41.0/24 Squiz hosting | ||||||
| PTR | 13.41.245.43.in-addr.arpa | ||||||
| NS | ns4.ciena.com ⭐ | ||||||
| A | 40.89.253.123🇺🇸 Microsoft40.80.0.0/12 | ||||||
| NS | cfns1.cienans.com | ||||||
| A | 2400:cb00:2049:1::a29f:970🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| PTR | cfns1.cienans.com | ||||||
| A | 162.159.9.112Cloudflare162.159.9.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cfns1.cienans.com | ||||||
| NS | cfns2.cienans.com | ||||||
| A | 2400:cb00:2049:1::a29f:898🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| PTR | cfns2.cienans.com | ||||||
| A | 162.159.8.152Cloudflare162.159.8.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cfns2.cienans.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns4.ciena.comwebchanges@ciena.com serial=379908384 | ||||||
com.fr
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | Prevent Empty Non-Terminal ([RFC4592], Section 2.2.2.) | ||||||
Same first word
Similar names
DNS History
12 records (4 active, 8 former)
○NSauth100.ns.uu.net2015-10-26 → 2017-06-30 · 5 obs
● 2015-10-26 18:20:14
● 2017-06-30 02:19:44
○ 2021-09-20 23:55:26
○ 2026-03-18 11:23:58
●NScfns1.cienans.com2026-02-15 → 2026-03-18 · 3 obs
● 2026-02-15 06:53:12
● 2026-03-18 11:23:58
●NScfns2.cienans.com2026-02-15 → 2026-03-18 · 3 obs
● 2026-02-15 06:53:12
● 2026-03-18 11:23:58
○NSdns1.ciena.com2015-06-15 → 2015-06-15 · 3 obs
○ 2015-10-26 18:20:14
○ 2026-03-18 11:23:58
○NSdns2.ciena.com2015-06-15 → 2015-06-15 · 3 obs
○ 2015-10-26 18:20:14
○ 2026-03-18 11:23:58
○NSdns3.ciena.com2015-06-15 → 2015-06-15 · 3 obs
○ 2015-10-26 18:20:14
○ 2026-03-18 11:23:58
○NSns1.ciena.com2015-10-26 → 2017-06-30 · 5 obs
● 2015-10-26 18:20:14
● 2017-06-30 02:19:44
○ 2021-09-20 23:55:26
○ 2026-03-18 11:23:58
○NSns2.ciena.com2015-10-26 → 2017-06-30 · 5 obs
● 2015-10-26 18:20:14
● 2017-06-30 02:19:44
○ 2021-09-20 23:55:26
○ 2026-03-18 11:23:58
○NSns3.ciena.com2021-09-20 → 2021-09-20 · 4 obs
● 2021-09-20 23:55:26
○ 2026-02-15 06:53:12
○ 2026-03-18 11:23:58
●NSns4.ciena.com2021-09-20 → 2026-03-18 · 3 obs
● 2021-09-20 23:55:26
● 2026-03-18 11:23:58
○A208.80.56.112015-06-15 → 2021-09-20 · 4 obs
● 2021-09-20 23:55:26
○ 2026-02-15 06:53:12
○ 2026-03-18 11:23:58
●A43.245.41.132026-02-15 → 2026-03-18 · 3 obs
● 2026-02-15 06:53:12
● 2026-03-18 11:23:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| fr | f.ext.nic.fr, d.nic.fr, g.ext.nic.fr | - |
| ciena.com.fr | cfns1.cienans.com, cfns2.cienans.com | - |
✅ Authoritative Response
Server: 162.159.8.152
NS records: cfns1.cienans.com, cfns2.cienans.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ciena.com.fr (unsigned zone)
⏱️ Timing
Total: 630ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 43.245.41.13 |
| NS | 2 | cfns1.cienans.com, cfns2.cienans.com |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns4.ciena.com webchanges.ciena.com |
Analysis
IP Addresses
ciena.com.fr resolves to a single IP: 43.245.41.13.
Other host names, for instance ciena.kr, ciena.de, ciena.ch, dowse.org.nz and ciena.pl share IP numbers with ciena.com.fr.
Name Servers
ciena.com.fr delegates to three name servers: ns4.ciena.com, cfns1.cienans.com and cfns2.cienans.com.
ciena.com.fr shares some name servers with other domains, for example cienalab.com, ciena.hu, donriver.com, ciena.com.tw and mycienacommunities.com.
These name servers are commonly used alongside ns0111.secondary.cloudflare.com, ns0201.secondary.cloudflare.com, ns2.ciena.com and ns3.ciena.com.
Host names with two IP numbers:
cfns1.cienans.com points to 2400:cb00:2049:1::a29f:970 and 162.159.9.112.
cfns2.cienans.com points to 2400:cb00:2049:1::a29f:898 and 162.159.8.152.
Host names with one IP number:
ns4.ciena.com points to 40.89.253.123.