rfbiotek.com - robtex.com
rfbiotek.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.241.138.100🇹🇷 uzaknet185.241.138.0/24 | ||||||
| PTR | portakal.medyaportakal.com | ||||||
| NS | ns1.rfbiotek.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 185.241.138.100🇹🇷 uzaknet185.241.138.0/24 | ||||||
| PTR | portakal.medyaportakal.com | ||||||
| NS | ns1.medyaportakal.com ⚠️ Not in zone NS records | ||||||
| A | 185.241.138.100🇹🇷 uzaknet185.241.138.0/24 | ||||||
| PTR | portakal.medyaportakal.com | ||||||
| NS | ns2.medyaportakal.com ⚠️ Not in zone NS records | ||||||
| A | 185.241.138.100🇹🇷 uzaknet185.241.138.0/24 | ||||||
| PTR | portakal.medyaportakal.com | ||||||
| NS | ns2.rfbiotek.com ⚠️ Not in parent delegation | ||||||
| A | 185.241.138.100🇹🇷 uzaknet185.241.138.0/24 | ||||||
| PTR | portakal.medyaportakal.com | ||||||
| MX | rfbiotek.com ⭐ | ||||||
| A | 185.241.138.100🇹🇷 uzaknet185.241.138.0/24 | ||||||
| PTR | portakal.medyaportakal.com | ||||||
| TXT | v=spf1 ip4:185.241.138.100 ip4:185.241.138.100 ip4:79.98.135.245 ip4:217.116.... | ||||||
| SOA | ns1.rfbiotek.comdestek@medyaportakal.com 2023-12-13 #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=1774726297 | ||||||
MX for
rfbiotek.com |
Subdomains
Same first word
rfbiotek.com |
Similar names
DNS History
11 records (6 active, 5 former)
●NSns1.medyaportakal.com2015-07-03 → 2026-03-28 · 2 obs
● 2026-03-28 19:46:26
●NSns1.rfbiotek.com2026-02-24 → 2026-03-28 · 3 obs
● 2026-02-24 08:41:50
● 2026-03-28 19:46:26
●NSns2.medyaportakal.com2015-07-03 → 2026-03-28 · 2 obs
● 2026-03-28 19:46:26
●NSns2.rfbiotek.com2026-02-24 → 2026-03-28 · 3 obs
● 2026-02-24 08:41:50
● 2026-03-28 19:46:26
○NSns5.medyaportakal.com2026-02-24 → 2026-03-28 · 2 obs
○ 2026-03-28 19:46:26
○NSns6.medyaportakal.com2026-02-24 → 2026-03-28 · 2 obs
○ 2026-03-28 19:46:26
●MXrfbiotek.com2015-07-03 → 2026-03-28 · 2 obs
● 2026-03-28 19:46:26
○A185.131.50.1002016-07-12 → 2017-05-14 · 5 obs
● 2016-07-12 07:41:28
● 2017-05-14 17:55:20
○ 2026-02-24 08:41:50
○ 2026-03-28 19:46:26
●A185.241.138.1002026-02-24 → 2026-03-28 · 3 obs
● 2026-02-24 08:41:50
● 2026-03-28 19:46:26
○A217.116.197.2402015-07-03 → 2015-07-03 · 3 obs
○ 2015-11-14 16:21:46
○ 2026-03-28 19:46:26
○A79.98.135.2452015-11-14 → 2016-02-06 · 5 obs
● 2015-11-14 16:21:46
● 2016-02-06 18:53:12
○ 2016-07-12 07:41:28
○ 2026-03-28 19:46:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rfbiotek.com | ns1.medyaportakal.com, ns2.medyaportakal.com | 2 records |
✅ Authoritative Response
Server:185.241.138.100
NS records: ns1.medyaportakal.com, ns2.medyaportakal.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rfbiotek.com (unsigned zone)
⏱️ Timing
Total: 360ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.241.138.100 |
| NS | 2 | ns1.rfbiotek.com, ns2.rfbiotek.com |
| MX | 1 | rfbiotek.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:185.241.138.100 ip4:185.241.1 |
| SOA | 1 | ns1.rfbiotek.com destek.medyaportakal.co |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.medyaportakal.com, ns2.medyaportakal.com)
Analysis
Hierarchy
rfbiotek.com is a parent of ns1.rfbiotek.com and ns2.rfbiotek.com.
Mail Server Role
rfbiotek.com serves as a mail server for rfbiotek.com.
IP Addresses
rfbiotek.com points to a single IP: 185.241.138.100.
Other host names, for instance mail.crztekstil.com, mail.iqmaden.com, medyaportakal.com, americaneducation.com.tr and ronesansakademi.com share IP numbers with rfbiotek.com.
Name Servers
rfbiotek.com's delegation is handled by four name servers: ns1.medyaportakal.com, ns2.medyaportakal.com, ns1.rfbiotek.com and ns2.rfbiotek.com.
rfbiotek.com partially shares name servers with other domains; examples include transnet.com.tr, vektorbilgisayar.com, akmansoy.com, medyaportakal.com and americaneducation.com.tr.
These name servers commonly accompany ns5.medyaportakal.com, ns6.medyaportakal.com, ns1.gurkanmakine.com.tr and ns2.gurkanmakine.com.tr.
Names with a single IP:
ns1.medyaportakal.com points to 185.241.138.100
ns2.medyaportakal.com points to 185.241.138.100
ns1.rfbiotek.com points to 185.241.138.100
ns2.rfbiotek.com points to 185.241.138.100
Names pointing to 185.241.138.100: ns1.medyaportakal.com, ns2.medyaportakal.com, ns1.rfbiotek.com and ns2.rfbiotek.com
Mail Servers
rfbiotek.com is handled by a single mail server, rfbiotek.com.
rfbiotek.com points to a single IP: 185.241.138.100.