svf.ir - robtex.com
svf.ir
| DNSSEC | ⚠️ Not signed | ||||||
| A | 138.201.142.75🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4 | ||||||
| PTR | static.75.142.201.138.clients.your-server.de | ||||||
| NS | hydrogen.ns.hetzner.com ⭐ | ||||||
| A | 2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| A | 213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| NS | helium.ns.hetzner.de | ||||||
| A | 2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| A | 193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| NS | oxygen.ns.hetzner.com | ||||||
| A | 2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| A | 88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4 | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| MX | mail.svf.ir ⭐ | ||||||
| A | 138.201.142.75🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4 | ||||||
| PTR | static.75.142.201.138.clients.your-server.de | ||||||
| SOA | hydrogen.ns.hetzner.comdns@hetzner.com 2025-05-11 #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=2603261345 | ||||||
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
●NShelium.ns.hetzner.de2026-03-01 → 2026-03-26 · 2 obs
● 2026-03-26 10:39:20
●NShydrogen.ns.hetzner.com2026-03-01 → 2026-03-26 · 2 obs
● 2026-03-26 10:39:20
●NSoxygen.ns.hetzner.com2026-03-01 → 2026-03-26 · 2 obs
● 2026-03-26 10:39:20
●MXmail.svf.ir2026-03-01 → 2026-03-26 · 2 obs
● 2026-03-26 10:39:20
○A108.61.170.1992017-08-30 → 2017-08-30 · 4 obs
● 2017-08-30 13:28:54
○ 2026-03-01 12:44:06
○ 2026-03-26 10:39:20
●A138.201.142.752026-03-01 → 2026-03-26 · 3 obs
● 2026-03-01 12:44:06
● 2026-03-26 10:39:20
○A198.199.122.1022015-07-18 → 2016-12-18 · 4 obs
● 2016-12-18 21:19:44
○ 2017-08-30 13:28:54
○ 2026-03-26 10:39:20
○A2001:19f0:6c01:547:5400:ff:fe7c:9f772017-08-30 → 2017-08-30 · 4 obs
● 2017-08-30 13:28:54
○ 2026-03-01 12:44:06
○ 2026-03-26 10:39:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ir | a.nic.ir, b.nic.ir, c.nic.ir, d.nic.ir | - |
| svf.ir | hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com, helium.ns.hetzner.de | - |
✅ Authoritative Response
Server:213.133.100.98
NS records: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com, helium.ns.hetzner.de
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at ir: Error: DNS query timeout: 193.189.123.2 for DNSKEY ir
⏱️ Timing
Total: 3440ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 138.201.142.75 |
| NS | 3 | helium.ns.hetzner.de, hydrogen.ns.hetzner.com... |
| MX | 1 | mail.svf.ir (pri: 10) |
| SOA | 1 | hydrogen.ns.hetzner.com dns.hetzner.com |
Analysis
IP Addresses
svf.ir resolves to a single IP: 138.201.142.75.
Other host names share IP numbers with svf.ir; for instance static.75.142.201.138.clients.your-server.de.
Name Servers
svf.ir delegates to three name servers: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
svf.ir shares some name servers with other domains, for example prserver.com, gloria-palast.de, simim.az, merus.eu and validad.net.
These name servers are commonly used together with ns1.first-ns.de and robotns2.second-ns.de.
Host names with two IP numbers:
hydrogen.ns.hetzner.com: 2a01:4f8:0:1::add:1098 and 213.133.100.98
oxygen.ns.hetzner.com: 2a01:4f8:0:1::add:2992 and 88.198.229.192
helium.ns.hetzner.de: 2001:67c:192c::add:5 and 193.47.99.5
Mail Servers
svf.ir is handled by a single mail server, mail.svf.ir.
Host name mail.svf.ir points to IP 138.201.142.75.