522at.com - robtex.com
522at.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.h839.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 220.228.6.23🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| NS | ns2.h839.com ⚠️ Not in parent delegation | ||||||
| A | 218.32.213.228🇹🇼 NCIC-TW218.32.192.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| NS | sf243.f1.com.tw ⚠️ Not in zone NS records | ||||||
| A | 220.228.6.17🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| NS | sp234.f1.com.tw ⚠️ Not in zone NS records | ||||||
| A | 218.32.213.234🇹🇼 NCIC-TW218.32.192.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| PTR | sp234.f1.com.tw | ||||||
| SOA | ns1.h839.comohgo@ms23.hinet.net 2000-11-01 #8 | ||||||
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=1774389407 | ||||||
Previously MX for
522at.com |
Subdomains
www.522at.com |
Same first word
522at.com |
DNS History
10 records (4 active, 6 former)
○NSdns1.f1.com.tw2016-12-14 → 2017-10-26 · 4 obs
● 2017-10-26 22:33:22
○ 2026-02-15 07:08:28
○ 2026-03-24 22:13:24
○NSdns2.f1.com.tw2016-12-14 → 2017-10-26 · 4 obs
● 2017-10-26 22:33:22
○ 2026-02-15 07:08:28
○ 2026-03-24 22:13:24
●NSns1.h839.com2026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 07:08:28
● 2026-03-24 22:13:24
●NSns2.h839.com2026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 07:08:28
● 2026-03-24 22:13:24
●NSsf243.f1.com.tw2026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 07:08:28
● 2026-03-24 22:13:24
●NSsp234.f1.com.tw2026-02-15 → 2026-03-24 · 3 obs
● 2026-02-15 07:08:28
● 2026-03-24 22:13:24
○MX522at.com2016-12-14 → 2026-02-16 · 4 obs
● 2026-02-16 04:21:50
○ 2026-02-18 08:34:02
○ 2026-03-24 22:13:24
○MXwww.522at.com2016-12-14 → 2026-02-16 · 4 obs
● 2026-02-16 04:21:50
○ 2026-02-18 08:34:02
○ 2026-03-24 22:13:24
○A60.199.176.822016-12-14 → 2017-10-26 · 4 obs
● 2017-10-26 22:33:22
○ 2026-02-15 07:08:28
○ 2026-03-24 22:13:24
○A60.199.235.922026-02-15 → 2026-03-14 · 4 obs
● 2026-02-15 07:08:28
● 2026-03-14 00:58:46
○ 2026-03-24 22:13:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 522at.com | sf243.f1.com.tw, sp234.f1.com.tw | - |
✅ Authoritative Response
Server:218.32.213.234
NS records: sf243.f1.com.tw, sp234.f1.com.tw
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 522at.com (unsigned zone)
⏱️ Timing
Total: 1422ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 60.199.235.92 |
| NS | 2 | ns1.h839.com, ns2.h839.com |
| SOA | 1 | ns1.h839.com ohgo.ms23.hinet.net |
Analysis
Hierarchy
The parent of www.522at.com is 522at.com.
Name Servers
522at.com is delegated to four name servers: ns1.h839.com, ns2.h839.com, sf243.f1.com.tw and sp234.f1.com.tw.
522at.com at least partially shares name servers with other domains, for example hyf22.com, fc2live.xyz, love383.club, momo173.club and kf74.com.
these name servers are commonly used with dns1.f1.com.tw, dns2.f1.com.tw, ns1.icstock.com.tw, ns2.icstock.com.tw, ns1.l348.com and ns2.l348.com.
Host names with one IP number:
ns1.h839.com points to: 220.228.6.23
ns2.h839.com points to: 218.32.213.228
sf243.f1.com.tw points to: 220.228.6.17
sp234.f1.com.tw points to: 218.32.213.234