availability.ir - robtex.com
availability.ir
| DNSSEC | ⚠️ Not signed | ||||||
| A | 46.4.244.143🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3 | ||||||
| PTR | h4.hostdl.com | ||||||
| NS | dens3.hostdl.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 116.202.54.155🇩🇪 Hetzner116.202.0.0/16 HETZNER-DC | ||||||
| PTR | h4.hostdl.com | ||||||
| NS | dens4.hostdl.com ⚠️ Not in parent delegation | ||||||
| A | 159.69.139.220🇩🇪 Hetzner159.69.0.0/16 HETZNER-DC | ||||||
| PTR | h5.hostdl.com | ||||||
| NS | ns33.hostdl.com ⚠️ Not in zone NS records | ||||||
| A | 116.202.54.155🇩🇪 Hetzner116.202.0.0/16 HETZNER-DC | ||||||
| PTR | h4.hostdl.com | ||||||
| NS | ns34.hostdl.com ⚠️ Not in zone NS records | ||||||
| A | 159.69.139.220🇩🇪 Hetzner159.69.0.0/16 HETZNER-DC | ||||||
| PTR | h5.hostdl.com | ||||||
| MX | availability.ir ⭐ | ||||||
| A | 46.4.244.143🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3 | ||||||
| PTR | h4.hostdl.com | ||||||
| TXT | v=spf1 ip4:46.4.244.143 ip4:46.4.229.137 +a +mx +ip4:88.99.204.24 +ip4:199.16... | ||||||
| SOA | dens3.hostdl.comhostdl@gmail.com 2026-05-07 #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=2610220915 | ||||||
MX for
availability.ir |
Same first word
Previous names
Next names
DNS History
7 records (6 active, 1 former)
●NSdens3.hostdl.com2026-08-18 → 2026-10-22 · 11 obs
● 2026-08-18 00:49:22
○ 2026-08-18 09:06:38
● 2026-08-18 11:02:00
○ 2026-09-21 11:40:00
● 2026-10-16 08:10:04
○ 2026-10-18 13:50:10
● 2026-10-19 02:11:32
○ 2026-10-20 02:43:30
● 2026-10-21 03:35:58
● 2026-10-22 06:56:16
●NSdens4.hostdl.com2026-08-18 → 2026-10-22 · 11 obs
● 2026-08-18 00:49:22
○ 2026-08-18 09:06:38
● 2026-08-18 11:02:00
○ 2026-09-21 11:40:00
● 2026-10-16 08:10:04
○ 2026-10-18 13:50:10
● 2026-10-19 02:11:32
○ 2026-10-20 02:43:30
● 2026-10-21 03:35:58
● 2026-10-22 06:56:16
●NSns33.hostdl.com2015-06-01 → 2026-10-22 · 2 obs
● 2026-10-22 06:56:16
●NSns34.hostdl.com2015-06-01 → 2026-10-22 · 2 obs
● 2026-10-22 06:56:16
●MXavailability.ir2015-06-01 → 2026-10-22 · 11 obs
● 2016-07-14 02:01:14
○ 2026-08-18 09:06:38
● 2026-08-18 11:02:00
○ 2026-09-21 11:40:00
● 2026-10-16 08:10:04
○ 2026-10-18 13:50:10
● 2026-10-19 02:11:32
○ 2026-10-20 02:43:30
● 2026-10-21 03:35:58
● 2026-10-22 06:56:16
○A199.167.138.252015-06-01 → 2016-07-14 · 4 obs
● 2016-07-14 02:01:14
○ 2026-08-18 00:49:22
○ 2026-10-22 06:56:16
●A46.4.244.1432026-08-18 → 2026-10-22 · 11 obs
● 2026-08-18 00:49:22
○ 2026-08-18 09:06:38
● 2026-08-18 11:02:00
○ 2026-09-21 11:40:00
● 2026-10-16 08:10:04
○ 2026-10-18 13:50:10
● 2026-10-19 02:11:32
○ 2026-10-20 02:43:30
● 2026-10-21 03:35:58
● 2026-10-22 06:56:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ir | b.nic.ir, d.nic.ir, a.nic.ir, c.nic.ir | - |
| availability.ir | ns34.hostdl.com, ns33.hostdl.com | - |
✅ Authoritative Response
Server:159.69.139.220
NS records: ns34.hostdl.com, ns33.hostdl.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for availability.ir (unsigned zone)
⏱️ Timing
Total: 1123ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.4.244.143 |
| NS | 2 | dens3.hostdl.com, dens4.hostdl.com |
| MX | 1 | availability.ir (pri: 0) |
| TXT | 1 | v=spf1 ip4:46.4.244.143 ip4:46.4.229.137 |
| SOA | 1 | dens3.hostdl.com hostdl.gmail.com |
Analysis
Mail Server Role
availability.ir is listed as a mail server for itself.
IP Addresses
availability.ir resolves to one IP address: 46.4.244.143.
h4.hostdl.com, hotel-pars.ir, moonlity.com and two other host names share IP numbers with availability.ir.
Name Servers
The authoritative name servers for availability.ir are dens3.hostdl.com, dens4.hostdl.com, ns33.hostdl.com and ns34.hostdl.com.
availability.ir has at least partial name server overlap with other domains, such as restmobile.ir, novingam.com, upfollow.ir and two others.
It is common to see these name servers used together with name servers directi1.irandns.com and directi2.irandns.com.
Four host names, each with a single IP address: dens3.hostdl.com → 116.202.54.155, dens4.hostdl.com → 159.69.139.220, ns33.hostdl.com → 116.202.54.155 and ns34.hostdl.com → 159.69.139.220.
Host names pointing to 116.202.54.155 IP addresses: dens3.hostdl.com and ns33.hostdl.com.
Host names pointing to 159.69.139.220 IP addresses: dens4.hostdl.com and ns34.hostdl.com.
Mail Servers
Mail for availability.ir is handled by one mail server — availability.ir.
availability.ir has exactly one IP number: 46.4.244.143.