tehrancenters.ir - robtex.com
tehrancenters.ir
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.88.153.90🇮🇷 BertinaTechnologyCompany185.88.153.0/24 IR-BERTINA-DC | ||||||
| PTR | server226.bertina.biz | ||||||
| NS | ns226.phtco.com ⭐ | ||||||
| A | 185.88.153.90🇮🇷 BertinaTechnologyCompany185.88.153.0/24 IR-BERTINA-DC | ||||||
| PTR | server226.bertina.biz | ||||||
| NS | ns227.phtco.com | ||||||
| MX | tehrancenters.ir ⭐ | ||||||
| A | 185.88.153.90🇮🇷 BertinaTechnologyCompany185.88.153.0/24 IR-BERTINA-DC | ||||||
| PTR | server226.bertina.biz | ||||||
| TXT | v=spf1 +a +mx +ip4:185.88.153.90 ~all | ||||||
| SOA | ns226.phtco.comp_behnood@yahoo.com 2021-03-13 #0 | ||||||
ir
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.nic.ir ⭐ | ||||||
| NS | b.nic.ir | ||||||
| NS | c.nic.ir | ||||||
| NS | d.nic.ir | ||||||
| SOA | a.nic.irinfo@nic.ir serial=2607150700 | ||||||
Previously MX for
tehrancenters.ir |
Subdomains
www.tehrancenters.ir |
Same first word
tehrancenters.ir |
DNS History
7 records (4 active, 3 former)
○NSns1.linux4.aryanic.org2018-02-01 → 2018-02-01 · 3 obs
○ 2026-02-20 12:57:16
○ 2026-07-15 04:21:02
○NSns2.linux4.aryanic.org2018-02-01 → 2018-02-01 · 3 obs
○ 2026-02-20 12:57:16
○ 2026-07-15 04:21:02
●NSns226.phtco.com2026-02-20 → 2026-07-15 · 3 obs
● 2026-02-20 12:57:16
● 2026-07-15 04:21:02
●NSns227.phtco.com2026-02-20 → 2026-07-15 · 3 obs
● 2026-02-20 12:57:16
● 2026-07-15 04:21:02
●MXtehrancenters.ir2018-02-01 → 2026-07-15 · 6 obs
● 2026-02-20 12:57:16
○ 2026-03-14 03:08:18
○ 2026-05-15 14:15:40
● 2026-07-15 04:21:00
● 2026-07-15 04:21:02
●A185.88.153.902026-02-20 → 2026-07-15 · 6 obs
● 2026-02-20 12:57:16
○ 2026-03-14 03:08:18
○ 2026-05-15 14:15:40
● 2026-07-15 04:21:00
● 2026-07-15 04:21:02
○A83.149.71.332018-02-01 → 2018-02-01 · 3 obs
○ 2026-02-20 12:57:16
○ 2026-07-15 04:21:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ir | b.nic.ir, d.nic.ir, a.nic.ir, c.nic.ir | 8 records |
| tehrancenters.ir | ns227.phtco.com, ns226.phtco.com | - |
✅ Authoritative Response
Server:185.88.153.90
NS records: ns227.phtco.com, ns226.phtco.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at ir: Error: DNS query timeout: 193.189.123.2 for DNSKEY ir
⏱️ Timing
Total: 3955ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.88.153.90 |
| NS | 2 | ns227.phtco.com, ns226.phtco.com |
| MX | 1 | tehrancenters.ir (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:185.88.153.90 ~all |
| SOA | 1 | ns226.phtco.com p_behnood.yahoo.com |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a.nic.ir, b.nic.ir, c.nic.ir...)
Analysis
Hierarchy
The domain www.tehrancenters.ir falls under the parent tehrancenters.ir.
IP Addresses
tehrancenters.ir directs to one IP number, which is 185.88.153.90.
Among the host names that share IP numbers with tehrancenters.ir are server226.bertina.biz, mail.arianoorpoya.com, ns226.phtco.com and two others.
Name Servers
The NS records for tehrancenters.ir delegate to ns226.phtco.com and ns227.phtco.com.
tehrancenters.ir has the same name server delegation as a number of other domains, such as poojar.ir, okuz.ir, irankasb.ir and two more.
tehrancenters.ir and other domains like cdoor.ir share at least a portion of their name servers.
These name servers tend to be deployed in combination with the name servers ns1.cdoor.ir and ns2.cdoor.ir.
Hosts that resolve to one IP address:
ns226.phtco.com resolves to the IP address 185.88.153.90.
Mail Servers
The MX record for tehrancenters.ir points to a single mail server: tehrancenters.ir.
tehrancenters.ir resolves to 185.88.153.90 and no other IP number.