ciena.tel - robtex.com
ciena.tel
| 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.comadmin@ciena.com serial=13 | ||||||
tel
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | anycast9.irondns.net ⭐ | ||||||
| NS | anycast10.irondns.net | ||||||
| NS | anycast23.irondns.net | ||||||
| NS | anycast24.irondns.net | ||||||
| SOA | anycast9.irondns.netdnsmaster@irondns.net serial=2607151547 | ||||||
Same first word
Similar names
DNS History
14 records (4 active, 10 former)
○NSa0.cth.dns.nic.tel2015-07-12 → 2017-01-09 · 4 obs
● 2017-01-09 20:43:32
○ 2017-12-20 08:41:40
○ 2026-07-15 16:32:30
●NScfns1.cienans.com2026-07-08 → 2026-07-15 · 3 obs
● 2026-07-08 12:09:04
● 2026-07-15 16:32:30
●NScfns2.cienans.com2026-07-08 → 2026-07-15 · 3 obs
● 2026-07-08 12:09:04
● 2026-07-15 16:32:30
○NSd0.cth.dns.nic.tel2015-07-12 → 2017-01-09 · 4 obs
● 2017-01-09 20:43:32
○ 2017-12-20 08:41:40
○ 2026-07-15 16:32:30
○NSn0.cth.dns.nic.tel2015-07-12 → 2017-01-09 · 4 obs
● 2017-01-09 20:43:32
○ 2017-12-20 08:41:40
○ 2026-07-15 16:32:30
○NSns1.telnames.dns.nic.tel2017-12-20 → 2017-12-20 · 4 obs
● 2017-12-20 08:41:40
○ 2026-07-08 12:09:04
○ 2026-07-15 16:32:30
○NSns2.telnames.dns.nic.tel2017-12-20 → 2017-12-20 · 4 obs
● 2017-12-20 08:41:40
○ 2026-07-08 12:09:04
○ 2026-07-15 16:32:30
○NSns3.telnames.dns.nic.tel2017-12-20 → 2017-12-20 · 4 obs
● 2017-12-20 08:41:40
○ 2026-07-08 12:09:04
○ 2026-07-15 16:32:30
●NSns4.ciena.com2026-07-08 → 2026-07-15 · 3 obs
● 2026-07-08 12:09:04
● 2026-07-15 16:32:30
○NSs0.cth.dns.nic.tel2015-07-12 → 2017-01-09 · 4 obs
● 2017-01-09 20:43:32
○ 2017-12-20 08:41:40
○ 2026-07-15 16:32:30
○NSt0.cth.dns.nic.tel2015-07-12 → 2017-01-09 · 4 obs
● 2017-01-09 20:43:32
○ 2017-12-20 08:41:40
○ 2026-07-15 16:32:30
○A194.77.54.22015-07-12 → 2017-01-09 · 4 obs
● 2017-01-09 20:43:32
○ 2017-12-20 08:41:40
○ 2026-07-15 16:32:30
●A43.245.41.132026-07-08 → 2026-07-15 · 3 obs
● 2026-07-08 12:09:04
● 2026-07-15 16:32:30
○A52.50.143.272017-12-20 → 2017-12-20 · 4 obs
● 2017-12-20 08:41:40
○ 2026-07-08 12:09:04
○ 2026-07-15 16:32:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tel | anycast9.irondns.net, anycast10.irondns.net, anycast23.irondns.net, anycast24.irondns.net | 8 records |
| ciena.tel | 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.tel (unsigned zone)
⏱️ Timing
Total: 319ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 43.245.41.13 |
| NS | 2 | cfns2.cienans.com, cfns1.cienans.com |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns4.ciena.com admin.ciena.com |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (anycast9.irondns.net, anycast9.irondns.net, anycast10.irondns.net...)
Analysis
IP Addresses
ciena.tel resolves to just one IP address, 43.245.41.13.
Two other host names, along with ciena.dk, ciena.com.mx and donriver.net, also share IP numbers with ciena.tel.
Name Servers
ciena.tel is served by three name servers: ns4.ciena.com, cfns1.cienans.com and cfns2.cienans.com.
ciena.tel shares at least some of its name servers with other domains, including myciena.com, ciena.gr, contractor.ciena.com and two others.
These name servers are frequently paired with the name servers ns2.ciena.com, ns0111.secondary.cloudflare.com and ns0201.secondary.cloudflare.com.
Host names that have two IP addresses:
The A records for cfns1.cienans.com return 162.159.9.112 and 2400:cb00:2049:1::a29f:970.
The A records for cfns2.cienans.com return 162.159.8.152 and 2400:cb00:2049:1::a29f:898.
Host names that point to one IP address:
ns4.ciena.com resolves to the IP address 40.89.253.123.