bb-820.com - robtex.com
bb-820.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 60.199.243.205🇹🇼 TFN-NET60.199.243.0/24 Taiwan Fixed Network | ||||||
| PTR | 60-199-243-205.static.tfn.net.tw | ||||||
| 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.oknet.tw ⚠️ Not in zone NS records | ||||||
| A | 220.228.6.98🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| NS | ns2.oknet.tw ⚠️ Not in zone NS records | ||||||
| A | 218.32.210.66🇹🇼 NCIC-TW218.32.210.0/24 New Century InfoComm Tech Co., Ltd. | ||||||
| PTR | sp66.f1.com.tw | ||||||
| MX | bb-820.com ⭐ | ||||||
| A | 60.199.243.205🇹🇼 TFN-NET60.199.243.0/24 Taiwan Fixed Network | ||||||
| PTR | 60-199-243-205.static.tfn.net.tw | ||||||
| MX | www.bb-820.com(14) | ||||||
| A | 60.199.243.205🇹🇼 TFN-NET60.199.243.0/24 Taiwan Fixed Network | ||||||
| PTR | 60-199-243-205.static.tfn.net.tw | ||||||
| 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=1785587222 | ||||||
MX for
bb-820.com |
Subdomains
www.bb-820.com |
Same first word
bb-820.com |
DNS History
7 records (7 active, 0 former)
●NSns1.oknet.tw2026-07-31 → 2026-08-01 · 3 obs
● 2026-07-31 23:18:36
● 2026-08-01 12:53:30
●NSns2.oknet.tw2026-07-31 → 2026-08-01 · 3 obs
● 2026-07-31 23:18:36
● 2026-08-01 12:53:30
●MXbb-820.com2015-07-04 → 2026-08-01 · 2 obs
● 2026-08-01 12:53:30
●MXwww.bb-820.com2015-07-04 → 2026-08-01 · 2 obs
● 2026-08-01 12:53:30
●A60.199.243.2052015-07-04 → 2026-08-01 · 2 obs
● 2026-08-01 12:53:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| bb-820.com | ns1.oknet.tw, ns2.oknet.tw | - |
✅ Authoritative Response
Server:218.32.210.66
NS records: ns1.oknet.tw, ns2.oknet.tw
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bb-820.com (unsigned zone)
⏱️ Timing
Total: 1541ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 60.199.243.205 |
| NS | 2 | dns2.f1.com.tw, dns1.f1.com.tw |
| MX | 2 | bb-820.com (pri: 10), www.bb-820.com (pri: 14) |
| SOA | 1 | dns1.f1.com.tw ohgo.ms23.hinet.net |
Analysis
Hierarchy
bb-820.com is the parent zone for www.bb-820.com.
Mail Server Role
The MX record for bb-820.com points back to bb-820.com — it is its own mail server.
www.bb-820.com is a mail server commonly deployed alongside bb-820.com.
IP Addresses
bb-820.com directs to one IP number, which is 60.199.243.205.
Among the host names that share IP numbers with bb-820.com are www.bb-464.com, show-700.com, ioshow-5z.com and two others.
Name Servers
The domain bb-820.com is delegated to these four name servers: ns1.oknet.tw, ns2.oknet.tw, dns1.f1.com.tw and dns2.f1.com.tw.
bb-820.com partially shares its NS delegation with several other domains, including (0x736578)miss258.com, 168888.idv.tw, momo-283.com and two others.
In DNS configurations, these name servers often share authority with sp234.f1.com.tw, ns1.icstock.com.tw, ns2.icstock.com.tw and 3 other name servers.
ns1.oknet.tw resolves to 220.228.6.98. ns2.oknet.tw resolves to 218.32.210.66. dns1.f1.com.tw resolves to 218.32.213.234. dns2.f1.com.tw resolves to 220.228.6.17. All four hosts carry exactly one IP address.
Mail Servers
bb-820.com relies on two mail servers for delivery — bb-820.com and www.bb-820.com.
bb-820.com directs to 60.199.243.205, as does www.bb-820.com — both hostnames resolve to that one IP address.
bb-820.com along with www.bb-820.com each resolve to 60.199.243.205 IP addresses.