btbf.kr - robtex.com
btbf.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 211.234.116.139🇰🇷 DACOM-NET211.234.0.0/17 contact jblee@aunet.nm.kr if necessary contact ojupark@aunet.nm.kr if necessary | ||||||
| NS | ns1.gautech.net ⭐ | ||||||
| A | 121.254.175.232🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary | ||||||
| PTR | ns1.gautech.net | ||||||
| NS | ns3.gautech.net | ||||||
| A | 211.234.116.147🇰🇷 DACOM-NET211.234.0.0/17 contact jblee@aunet.nm.kr if necessary contact ojupark@aunet.nm.kr if necessary | ||||||
| PTR | ns3.gautech.net | ||||||
| MX | mail.btbf.kr ⭐ | ||||||
| A | 211.234.116.147🇰🇷 DACOM-NET211.234.0.0/17 contact jblee@aunet.nm.kr if necessary contact ojupark@aunet.nm.kr if necessary | ||||||
| PTR | ns3.gautech.net | ||||||
| TXT | v=spf1 ip4:211.234.116.147 ip4:211.234.116.139 ip4:121.254.175.232 ~all | ||||||
| SOA | ns1.gautech.netroot@ns1.gautech.net 2026-09-14 #37 | ||||||
kr
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | g.dns.kr ⭐ | ||||||
| NS | b.dns.kr | ||||||
| NS | c.dns.kr | ||||||
| NS | d.dns.kr | ||||||
| NS | e.dns.kr | ||||||
| NS | f.dns.kr | ||||||
| SOA | g.dns.krdomain-manager@nic.or.kr serial=2610130949 | ||||||
Subdomains
Same first word
btbf.com.cn |
btbf.gg |
btbf.uk |
btbf.kr |
btbf.no |
btbf.net |
btbf.ch |
btbf.me |
btbf.link |
btbf.com |
btbf.org |
btbf.agency |
btbf.cam |
btbf.be |
btbf.vip |
btbf.co.uk |
btbf.eu.org |
btbf.cc |
Similar names
Previous names
bstudio.kr |
bstv.kr |
bstyle.kr |
bswan.kr |
bswelfare.kr |
bswinch.kr |
bsworks.kr |
bsworld.kr |
bsworldteaexpo.kr |
bswrn.kr |
bsws.kr |
bsyelin.kr |
bsz.kr |
bt1.kr |
bt24.kr |
bt33.kr |
bta.kr |
btam.kr |
btaw.kr |
btb.kr |
Next names
btbl.kr |
btbt.kr |
btc-price.kr |
btc.kr |
btc01.kr |
btc1.kr |
btc7.kr |
btcback.kr |
btcbox.kr |
btccorp.kr |
btcflare.kr |
btch.kr |
btchouse.kr |
btclotto.kr |
btcmacro.kr |
btco.kr |
btcompany.kr |
btcpay.kr |
btcsoon.kr |
btcspot.kr |
DNS History
5 records (4 active, 1 former)
●NSns1.gautech.net2015-08-19 → 2026-10-13 · 2 obs
● 2026-10-13 12:42:28
●NSns3.gautech.net2015-08-19 → 2026-10-13 · 2 obs
● 2026-10-13 12:42:28
●MXmail.btbf.kr2015-08-19 → 2026-10-13 · 2 obs
● 2026-10-13 12:42:28
○A121.254.175.2322015-08-19 → 2016-09-08 · 4 obs
● 2016-09-08 23:52:04
○ 2017-03-30 08:48:56
○ 2026-10-13 12:42:28
●A211.234.116.1392017-03-30 → 2026-10-13 · 3 obs
● 2017-03-30 08:48:56
● 2026-10-13 12:42:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | b.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr... | 10 records |
| btbf.kr | ns3.gautech.net, ns1.gautech.net | - |
✅ Authoritative Response
Server:211.234.116.147
NS records: ns3.gautech.net, ns1.gautech.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for btbf.kr (unsigned zone)
⏱️ Timing
Total: 2474ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 211.234.116.139 |
| NS | 2 | ns3.gautech.net, ns1.gautech.net |
| MX | 1 | mail.btbf.kr (pri: 10) |
| TXT | 1 | v=spf1 ip4:211.234.116.147 ip4:211.234.1 |
| SOA | 1 | ns1.gautech.net root.ns1.gautech.net |
📌 Glue Records Collected
Total: 10
In-bailiwick: 10 (b.dns.kr, c.dns.kr, d.dns.kr...)
Analysis
Hierarchy
The parent domain of www.btbf.kr and mail.btbf.kr is btbf.kr.
IP Addresses
btbf.kr directs to one IP number, which is 211.234.116.139.
Among the host names that share IP numbers with btbf.kr are vnt-tech.com, messer-cw.kr, dongsometal.com and two others.
Name Servers
Two name servers handle the delegation for btbf.kr: ns1.gautech.net and ns3.gautech.net.
btbf.kr has the same name server delegation as a number of other domains, such as galual.com, musictherapy.co.kr, k-ings.co.kr and two more.
At least some of btbf.kr's name servers are shared with other domains, for example shinpungfan.com, mls21.com, e-controls.co.kr and two more.
These name servers tend to be used in conjunction with the name servers ns2.gautech.net.
Each of ns1.gautech.net and ns3.gautech.net has one IP address: ns1.gautech.net uses 121.254.175.232 and ns3.gautech.net uses 211.234.116.147.
Mail Servers
btbf.kr routes its mail through a single mail server, mail.btbf.kr.
mail.btbf.kr carries a single IP number, which is 211.234.116.147.