access.tw - robtex.com
access.tw
| DNSSEC | ⚠️ Not signed | ||||||
| NS | obiz-host ⭐ | ||||||
| NS | ns1.o-dns.com ⚠️ Not in zone NS records | ||||||
| A | 118.150.115.59🇹🇼 DADA-AS-TW118.150.112.0/21 | ||||||
| PTR | n115-h59.150.118.dynamic.da.net.tw | ||||||
| NS | ns2.o-dns.com | ||||||
| A | 34.80.95.173🇹🇼 Google34.80.80.0/20 | ||||||
| PTR | 173.95.80.34.bc.googleusercontent.com | ||||||
| NS | ns3.o-dns.com ⚠️ Not in zone NS records | ||||||
| A | 118.163.120.172🇹🇼 HiNet118.163.0.0/16 | ||||||
| PTR | 118-163-120-172.hinet-ip.hinet.net | ||||||
| NS | ns5.o-dns.com ⚠️ Not in parent delegation | ||||||
| A | 118.150.115.59🇹🇼 DADA-AS-TW118.150.112.0/21 | ||||||
| PTR | n115-h59.150.118.dynamic.da.net.tw | ||||||
| MX | s1.access.tw ⭐ | ||||||
| SOA | obiz-hosthostmaster@gdnet.com.tw serial=17 | ||||||
tw
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.tw ⭐ | ||||||
| NS | anytld.apnic.net | ||||||
| NS | b.dns.tw | ||||||
| NS | c.dns.tw | ||||||
| NS | d.dns.tw | ||||||
| NS | e.dns.tw | ||||||
| NS | f.dns.tw | ||||||
| NS | g.dns.tw | ||||||
| NS | h.dns.tw | ||||||
| SOA | a.dns.twsnw@twnic.net.tw serial=2011025989 | ||||||
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NSns1.o-dns.com2026-06-22 → 2026-06-23 · 3 obs
● 2026-06-22 01:50:14
● 2026-06-23 03:09:30
○NSns1.obiz.com.tw2015-07-05 → 2017-06-13 · 4 obs
● 2017-06-13 16:40:24
○ 2026-06-22 01:50:14
○ 2026-06-23 03:09:30
●NSns2.o-dns.com2026-06-22 → 2026-06-23 · 3 obs
● 2026-06-22 01:50:14
● 2026-06-23 03:09:30
●NSns3.o-dns.com2026-06-22 → 2026-06-23 · 3 obs
● 2026-06-22 01:50:14
● 2026-06-23 03:09:30
●NSns5.o-dns.com2026-06-22 → 2026-06-23 · 3 obs
● 2026-06-22 01:50:14
● 2026-06-23 03:09:30
●NSobiz-host2026-06-22 → 2026-06-23 · 3 obs
● 2026-06-22 01:50:14
● 2026-06-23 03:09:30
○NSs1.gdnet.com.tw2015-07-05 → 2017-06-13 · 4 obs
● 2017-06-13 16:40:24
○ 2026-06-22 01:50:14
○ 2026-06-23 03:09:30
●MXs1.access.tw2015-07-05 → 2026-06-23 · 5 obs
● 2017-06-13 16:40:24
○ 2026-06-22 01:50:14
● 2026-06-23 03:09:26
● 2026-06-23 03:09:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | a.dns.tw, g.dns.tw, h.dns.tw, b.dns.tw... | 15 records |
| access.tw | ns2.o-dns.com, ns3.o-dns.com, ns1.o-dns.com | - |
| tw | f.dns.tw, d.dns.tw, c.dns.tw, g.dns.tw... | 16 records |
| access.tw | ns3.o-dns.com, ns2.o-dns.com, ns1.o-dns.com | - |
| tw | d.dns.tw, c.dns.tw, g.dns.tw, h.dns.tw... | 16 records |
| access.tw | ns1.o-dns.com, ns3.o-dns.com, ns2.o-dns.com | - |
✅ Authoritative Response
Server:118.150.115.59
NS records: ns1.o-dns.com, ns3.o-dns.com, ns2.o-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for access.tw (unsigned zone)
⏱️ Timing
Total: 3732ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| MX | 1 | s1.access.tw (pri: 10) |
| SOA | 1 | obiz-host hostmaster.gdnet.com.tw |
📌 Glue Records Collected
Total: 47
In-bailiwick: 42 (a.dns.tw, b.dns.tw, c.dns.tw...)
Out-of-bailiwick: 5 (anytld.apnic.net, anytld.apnic.net, anytld.apnic.net...)
Analysis
Name Servers
The authoritative name servers for access.tw are obiz-host, ns1.o-dns.com, ns2.o-dns.com and two others.
At least some of access.tw's name servers are shared with other domains, for example flower-design.org.tw, oyouwant.com, yafang.tw and two more.
These name servers are often deployed together with the name servers ns3.o-dns.com, ns5.o-dns.com, ns4.o-dns.com and 34.80.95.173.
ns1.o-dns.com, ns2.o-dns.com, ns3.o-dns.com and ns5.o-dns.com each resolve to a single IP address: ns1.o-dns.com resolves to 118.150.115.59, ns2.o-dns.com to 34.80.95.173, ns3.o-dns.com to 118.163.120.172 and ns5.o-dns.com to 118.150.115.59.
ns1.o-dns.com and ns5.o-dns.com are host names that each point to 118.150.115.59 IP addresses.
Mail Servers
access.tw routes its mail through a single mail server, s1.access.tw.