2f20.com - robtex.com
2f20.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 220.228.6.128🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| NS | dns1.f1.com.tw ⭐ ⚠️ Not in parent delegation | ||||||
| A | 218.32.213.234🇹🇼 NCIC-TW218.32.192.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| PTR | sp234.f1.com.tw | ||||||
| NS | dns2.f1.com.tw ⚠️ Not in parent delegation | ||||||
| A | 220.228.6.17🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| NS | ns1.icstock.com.tw ⚠️ Not in zone NS records | ||||||
| A | 218.32.213.228🇹🇼 NCIC-TW218.32.192.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| PTR | sp228.f1.com.tw | ||||||
| NS | ns2.icstock.com.tw ⚠️ Not in zone NS records | ||||||
| A | 218.32.210.72🇹🇼 NCIC-TW218.32.210.0/24 New Century InfoComm Tech Co., Ltd. | ||||||
| PTR | sp72.f1.com.tw | ||||||
| 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 | ||||||
| MX | www.2f20.com ⭐ | ||||||
| A | 220.228.6.128🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| SOA | dns1.f1.com.twohgo@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=1774606072 | ||||||
Previously MX for
2f20.com |
Subdomains
www.2f20.com |
Same first word
2f20.com |
Similar names
DNS History
18 records (7 active, 11 former)
●NSdns1.f1.com.tw2016-04-19 → 2026-03-27 · 6 obs
● 2016-04-19 20:42:20
● 2026-03-07 11:12:44
○ 2026-03-09 03:56:08
● 2026-03-21 08:35:26
● 2026-03-27 10:20:20
●NSdns2.f1.com.tw2016-04-19 → 2026-03-27 · 6 obs
● 2016-04-19 20:42:20
● 2026-03-07 11:12:44
○ 2026-03-09 03:56:08
● 2026-03-21 08:35:26
● 2026-03-27 10:20:20
○NSns09.domaincontrol.com2026-03-09 → 2026-03-09 · 4 obs
● 2026-03-09 03:56:08
○ 2026-03-21 08:35:26
○ 2026-03-27 10:20:20
●NSns1.icstock.com.tw2026-02-24 → 2026-03-27 · 6 obs
● 2026-02-24 07:48:14
● 2026-03-07 11:12:44
○ 2026-03-09 03:56:08
● 2026-03-21 08:35:26
● 2026-03-27 10:20:20
○NSns10.domaincontrol.com2026-03-09 → 2026-03-09 · 4 obs
● 2026-03-09 03:56:08
○ 2026-03-21 08:35:26
○ 2026-03-27 10:20:20
●NSns2.icstock.com.tw2026-02-24 → 2026-03-27 · 6 obs
● 2026-02-24 07:48:14
● 2026-03-07 11:12:44
○ 2026-03-09 03:56:08
● 2026-03-21 08:35:26
● 2026-03-27 10:20:20
○NSns57.domaincontrol.com2015-05-24 → 2016-01-22 · 4 obs
● 2016-01-22 14:55:28
○ 2016-04-19 20:42:20
○ 2026-03-27 10:20:20
○NSns58.domaincontrol.com2015-05-24 → 2016-01-22 · 4 obs
● 2016-01-22 14:55:28
○ 2016-04-19 20:42:20
○ 2026-03-27 10:20:20
●NSsp234.f1.com.tw2026-02-24 → 2026-03-27 · 6 obs
● 2026-02-24 07:48:14
● 2026-03-07 11:12:44
○ 2026-03-09 03:56:08
● 2026-03-21 08:35:26
● 2026-03-27 10:20:20
○MX2f20.com2016-04-19 → 2017-08-19 · 5 obs
● 2016-04-19 20:42:20
● 2017-08-19 14:12:32
○ 2026-02-24 07:48:14
○ 2026-03-27 10:20:20
○MXmailstore1.secureserver.net2015-05-24 → 2016-01-22 · 4 obs
● 2016-01-22 14:55:28
○ 2016-04-19 20:42:20
○ 2026-03-27 10:20:20
○MXsmtp.secureserver.net2015-05-24 → 2016-01-22 · 4 obs
● 2016-01-22 14:55:28
○ 2016-04-19 20:42:20
○ 2026-03-27 10:20:20
●MXwww.2f20.com2016-04-19 → 2026-03-27 · 6 obs
● 2016-04-19 20:42:20
● 2026-03-07 11:12:44
○ 2026-03-09 03:56:08
● 2026-03-21 08:35:26
● 2026-03-27 10:20:20
○A13.248.213.452026-03-09 → 2026-03-09 · 4 obs
● 2026-03-09 03:56:08
○ 2026-03-21 08:35:26
○ 2026-03-27 10:20:20
●A220.228.6.1282026-02-24 → 2026-03-27 · 6 obs
● 2026-02-24 07:48:14
● 2026-03-07 11:12:44
○ 2026-03-09 03:56:08
● 2026-03-21 08:35:26
● 2026-03-27 10:20:20
○A220.228.6.1572016-04-19 → 2017-08-19 · 5 obs
● 2016-04-19 20:42:20
● 2017-08-19 14:12:32
○ 2026-02-24 07:48:14
○ 2026-03-27 10:20:20
○A220.228.6.42015-05-24 → 2016-01-22 · 4 obs
● 2016-01-22 14:55:28
○ 2016-04-19 20:42:20
○ 2026-03-27 10:20:20
○A76.223.67.1892026-03-09 → 2026-03-09 · 4 obs
● 2026-03-09 03:56:08
○ 2026-03-21 08:35:26
○ 2026-03-27 10:20:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net... | - |
| 2f20.com | ns1.icstock.com.tw, ns2.icstock.com.tw, sp234.f1.com.tw | - |
✅ Authoritative Response
Server:218.32.210.72
NS records: ns1.icstock.com.tw, ns2.icstock.com.tw, sp234.f1.com.tw
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 2f20.com (unsigned zone)
⏱️ Timing
Total: 1380ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 220.228.6.128 |
| NS | 2 | dns2.f1.com.tw, dns1.f1.com.tw |
| MX | 1 | www.2f20.com (pri: 14) |
| SOA | 1 | dns1.f1.com.tw ohgo.ms23.hinet.net |
Analysis
Hierarchy
www.2f20.com has 2f20.com as its parent.
IP Addresses
2f20.com maps to IP address 220.228.6.128.
Other host names, for instance www.2u2a.com, www.2wcb.com, 2u2a.com, 2wcb.com and b53c.com share IP numbers with 2f20.com.
Name Servers
2f20.com delegates to five name servers: dns1.f1.com.tw, dns2.f1.com.tw, sp234.f1.com.tw, ns1.icstock.com.tw and ns2.icstock.com.tw.
2f20.com at least partially shares name servers with other domains such as utmimif.com, 999ut.com, 752b.com, 080ut20.idv.tw and meimei-176.com.
These name servers are commonly used alongside ns1.oknet.tw, ns2.oknet.tw and sf243.f1.com.tw.
Host names with a single IP
- dns1.f1.com.tw points to 218.32.213.234
- dns2.f1.com.tw points to 220.228.6.17
- sp234.f1.com.tw points to 218.32.213.234
- ns1.icstock.com.tw points to 218.32.213.228
- ns2.icstock.com.tw points to 218.32.210.72
Host names that point to 218.32.213.234: dns1.f1.com.tw and sp234.f1.com.tw
Mail Servers
2f20.com is handled by a single mail server, www.2f20.com.
www.2f20.com points to one IP number: 220.228.6.128.