ferdowsnab.com - robtex.com
ferdowsnab.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 136.243.41.44🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3 | ||||||
| PTR | static.44.41.243.136.clients.your-server.de | ||||||
| NS | ns2.ferdowsnab.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 136.243.41.44🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3 | ||||||
| PTR | static.44.41.243.136.clients.your-server.de | ||||||
| NS | ns1.ferdowsnab.com ⚠️ Not in parent delegation | ||||||
| A | 136.243.41.44🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3 | ||||||
| PTR | static.44.41.243.136.clients.your-server.de | ||||||
| NS | ns17543.openprovider.com ⚠️ Not in zone NS records | ||||||
| NS | ns85408.openprovider.com ⚠️ Not in zone NS records | ||||||
| MX | mail.ferdowsnab.com ⭐ | ||||||
| A | 136.243.41.44🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3 | ||||||
| PTR | static.44.41.243.136.clients.your-server.de | ||||||
| TXT | v=spf1 +a +mx +a:static.44.41.243.136.clients.your-server.de -all | ||||||
| TXT | google-site-verification=zBSM8qHe2aLybAy_nI3C59mmX0iufAaSGBbik7zgUU0 | ||||||
| SOA | ns2.ferdowsnab.comFerdows_nab@yahoo.com 2026-03-19 #1 | ||||||
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=1776126617 | ||||||
Previously MX for
ferdowsnab.com |
Subdomains
Same first word
ferdowsnab.com |
Similar names
DNS History
13 records (6 active, 7 former)
○NSns1.ewd-co.org2016-06-20 → 2017-06-29 · 5 obs
● 2016-06-20 17:31:14
● 2017-06-29 06:49:30
○ 2026-02-15 12:13:04
○ 2026-04-14 00:59:10
●NSns1.ferdowsnab.com2026-02-15 → 2026-04-14 · 3 obs
● 2026-02-15 12:13:04
● 2026-04-14 00:59:10
○NSns106.phtco.com2015-05-29 → 2016-01-22 · 4 obs
● 2016-01-22 11:17:28
○ 2016-06-20 17:31:14
○ 2026-04-14 00:59:10
○NSns107.phtco.com2015-05-29 → 2016-01-22 · 4 obs
● 2016-01-22 11:17:28
○ 2016-06-20 17:31:14
○ 2026-04-14 00:59:10
●NSns17543.openprovider.com2026-02-15 → 2026-04-14 · 3 obs
● 2026-02-15 12:13:04
● 2026-04-14 00:59:10
○NSns2.ewd-co.org2016-06-20 → 2017-06-29 · 5 obs
● 2016-06-20 17:31:14
● 2017-06-29 06:49:30
○ 2026-02-15 12:13:04
○ 2026-04-14 00:59:10
●NSns2.ferdowsnab.com2026-02-15 → 2026-04-14 · 3 obs
● 2026-02-15 12:13:04
● 2026-04-14 00:59:10
●NSns85408.openprovider.com2026-02-15 → 2026-04-14 · 3 obs
● 2026-02-15 12:13:04
● 2026-04-14 00:59:10
○MXferdowsnab.com2015-05-29 → 2016-01-22 · 4 obs
● 2016-01-22 11:17:28
○ 2016-06-20 17:31:14
○ 2026-04-14 00:59:10
●MXmail.ferdowsnab.com2016-06-20 → 2026-04-14 · 3 obs
● 2016-06-20 17:31:14
● 2026-04-14 00:59:10
●A136.243.41.442026-02-15 → 2026-04-14 · 3 obs
● 2026-02-15 12:13:04
● 2026-04-14 00:59:10
○A149.202.100.522016-06-20 → 2017-06-29 · 5 obs
● 2016-06-20 17:31:14
● 2017-06-29 06:49:30
○ 2026-02-15 12:13:04
○ 2026-04-14 00:59:10
○A70.38.36.1962015-05-29 → 2016-01-22 · 4 obs
● 2016-01-22 11:17:28
○ 2016-06-20 17:31:14
○ 2026-04-14 00:59:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| ferdowsnab.com | ns85408.openprovider.com, ns17543.openprovider.com | 2 records |
✅ Authoritative Response
Server:136.243.41.44
NS records: ns85408.openprovider.com, ns17543.openprovider.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ferdowsnab.com (unsigned zone)
⏱️ Timing
Total: 248ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 136.243.41.44 |
| NS | 2 | ns1.ferdowsnab.com, ns2.ferdowsnab.com |
| MX | 1 | mail.ferdowsnab.com (pri: 10) |
| TXT | 2 | v=spf1 +a +mx +a:static.44.41.243.136.cl, google-site-verification=zBSM8qHe2aLybAy |
| SOA | 1 | ns2.ferdowsnab.com Ferdows_nab.yahoo.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns85408.openprovider.com, ns17543.openprovider.com)
Analysis
Hierarchy
ferdowsnab.com is a parent of ns2.ferdowsnab.com, mail.ferdowsnab.com and ns1.ferdowsnab.com.
IP Addresses
ferdowsnab.com points to a single IP number: 136.243.41.44.
other host names for instance mail.ccerci.ac.ir, _dc-mx.354c4f982765.nabgon.com, uast2sab.ac.ir, silakorsi.com and ns1.silakorsi.com share IP numbers with ferdowsnab.com.
Name Servers
ferdowsnab.com is delegated to four name servers: ns1.ferdowsnab.com, ns2.ferdowsnab.com, ns17543.openprovider.com and ns85408.openprovider.com.
Host names with a single IP number:
ns1.ferdowsnab.com points to 136.243.41.44 and ns2.ferdowsnab.com points to 136.243.41.44.
Host names that point to 136.243.41.44: ns1.ferdowsnab.com and ns2.ferdowsnab.com.
Mail Servers
ferdowsnab.com is handled by a single mail server, mail.ferdowsnab.com.
Host name mail.ferdowsnab.com points to IP address 136.243.41.44.