4ustory.com - robtex.com
4ustory.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.156.65.161🇰🇷 KT-NET121.152.0.0/13 | ||||||
| NS | totb ⭐ | ||||||
| NS | ns.tota.kr | ||||||
| A | 121.156.65.161🇰🇷 KT-NET121.152.0.0/13 | ||||||
| NS | ns.totb.kr | ||||||
| A | 210.219.173.217🇰🇷 SKB-NET210.219.160.0/20 auto-generated route object for 210.219.160.0/20 | ||||||
| MX | kr1-aspmx1.worksmobile.com ⭐ | ||||||
| A | 125.209.209.251🇰🇷 nhn-AS-KR125.209.208.0/22 NAVER business platform | ||||||
| PTR | crcvmail.worksmobile.com | ||||||
| MX | kr1-aspmx2.worksmobile.com(20) | ||||||
| A | 125.209.209.251🇰🇷 nhn-AS-KR125.209.208.0/22 NAVER business platform | ||||||
| PTR | crcvmail.worksmobile.com | ||||||
| SOA | totb-3admin serial=41 | ||||||
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=1783088711 | ||||||
Same first word
4ustory.com |
Similar names
DNS History
10 records (6 active, 4 former)
●NStotb2015-06-02 → 2026-07-03 · 9 obs
● 2015-06-02 12:30:18
● 2015-09-13 09:08:32
○ 2015-12-17 11:06:30
● 2016-03-16 22:52:18
● 2017-01-08 20:31:20
○ 2017-06-11 13:08:26
● 2026-03-24 21:39:06
● 2026-07-03 14:48:34
○NStotb-32015-06-02 → 2017-06-11 · 9 obs
● 2015-06-02 12:30:18
○ 2015-09-13 09:08:32
● 2015-12-17 11:06:30
○ 2016-03-16 22:52:18
○ 2017-01-08 20:31:20
● 2017-06-11 13:08:26
○ 2026-03-24 21:39:06
○ 2026-07-03 14:48:34
○MXdmx-1.naver.com2015-06-02 → 2016-06-20 · 5 obs
● 2015-06-02 12:30:18
● 2016-06-20 02:21:56
○ 2017-01-08 20:31:20
○ 2026-07-03 14:48:34
○MXdmx-2.naver.com2015-06-02 → 2016-06-20 · 5 obs
● 2015-06-02 12:30:18
● 2016-06-20 02:21:56
○ 2017-01-08 20:31:20
○ 2026-07-03 14:48:34
●MXkr1-aspmx1.worksmobile.com2017-01-08 → 2026-07-03 · 3 obs
● 2017-01-08 20:31:20
● 2026-07-03 14:48:34
●MXkr1-aspmx2.worksmobile.com2017-01-08 → 2026-07-03 · 3 obs
● 2017-01-08 20:31:20
● 2026-07-03 14:48:34
●A121.156.65.1612008-11-19 → 2026-07-03 · 2 obs
● 2026-07-03 14:48:34
○A211.253.8.852015-06-02 → 2015-06-02 · 4 obs
● 2015-06-02 12:30:18
○ 2015-09-13 09:08:32
○ 2026-07-03 14:48:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 4ustory.com | ns.tota.kr, ns.totb.kr | - |
✅ Authoritative Response
Server:121.156.65.161
NS records: ns.tota.kr, ns.totb.kr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4ustory.com (unsigned zone)
⏱️ Timing
Total: 1185ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.156.65.161 |
| NS | 2 | ns.tota.kr, ns.totb.kr |
| MX | 2 | kr1-aspmx1.worksmobile.com (pri: 10), kr1-aspmx2.worksmobile.com (pri: 20) |
| SOA | 1 | totb-3 admin |
Analysis
IP Addresses
4ustory.com directs to one IP number, which is 121.156.65.161.
Among the host names that share IP numbers with 4ustory.com are ns.tota.kr, ass.or.kr, totb.kr and two others.
Name Servers
4ustory.com carries NS records delegating to totb, ns.tota.kr and ns.totb.kr.
The name servers of 4ustory.com overlap at least partially with those of other domains — among them whitepeace.net, ns.tota.kr, ass.or.kr and two more.
The name servers totb-web, win-1krksmjdu0m and totb-vejvm5gpv3 are commonly seen alongside these name servers.
Both ns.tota.kr and ns.totb.kr have a single IP address each — ns.tota.kr resolves to 121.156.65.161 while ns.totb.kr resolves to 210.219.173.217.
Mail Servers
The MX records for 4ustory.com point to two mail servers: kr1-aspmx1.worksmobile.com and kr1-aspmx2.worksmobile.com.
4ustory.com has the same mail server arrangement as a number of other domains, for example kits.co.kr, zonacoustics.com, kumobeauty.com and two more.
4ustory.com shares at least some of its mail servers with other domains — for example retoolkorea.com, todisk.com, 5cean.com and two more.
kr1-aspmx1.worksmobile.com directs to 125.209.209.251, as does kr1-aspmx2.worksmobile.com — both hostnames resolve to that one IP address.
kr1-aspmx1.worksmobile.com along with kr1-aspmx2.worksmobile.com each resolve to 125.209.209.251 IP addresses.