presotea.com.tw - robtex.com
presotea.com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 203.69.43.203🇹🇼 HiNet203.69.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | 203-69-43-203.hinet-ip.hinet.net | ||||||
| NS | localhost@ ⭐ | ||||||
| NS | ns1.cyberdns.tw | ||||||
| A | 34.80.212.212🇹🇼 Google34.80.208.0/20 | ||||||
| PTR | 212.212.80.34.bc.googleusercontent.com | ||||||
| NS | ns2.cyberdns.tw | ||||||
| A | 35.194.228.87🇹🇼 Google35.194.224.0/20 | ||||||
| PTR | 87.228.194.35.bc.googleusercontent.com | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| A | 2607:f8b0:4004:c17::1a🇺🇸 Google2607:f8b0:4004::/48 | ||||||
| PTR | bl-in-f26.1e100.net | ||||||
| A | 142.250.31.27🇺🇸 Google142.250.31.0/24 | ||||||
| PTR | bj-in-f27.1e100.net | ||||||
| MX | alt1.aspmx.l.google.com(20) | ||||||
| A | 2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48 | ||||||
| A | 108.177.123.27🇺🇸 Google108.177.123.0/24 | ||||||
| PTR | lcscld-in-f27.1e100.net | ||||||
| TXT | v=spf1 include:_spf.google.com ~all | ||||||
| TXT | v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCDx1ndj0M3LokZoW8HuaV... | ||||||
| TXT | google-site-verification=IuUVdjDA0W6SyZfYDhJRuXOpYRNv4EOeORZLc_N7JMw | ||||||
| SOA | localhost@hostmaster@presotea.com.tw serial=2025 | ||||||
com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.twnic.net.tw ⭐ ⚠️ Not in parent delegation | ||||||
| NS | anytld.apnic.net ⚠️ Not in parent delegation | ||||||
| NS | b.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | c.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | d.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | e.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | f.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | g.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | h.dns.tw ⚠️ Not in parent delegation | ||||||
| NS | h.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| SOA | a.twnic.net.twsnw@twnic.net.tw serial=2006350298 | ||||||
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
●NSlocalhost@2026-04-21 → 2026-05-14 · 3 obs
● 2026-04-21 14:50:38
● 2026-05-14 08:49:16
○NSlocalhost\@2018-05-10 → 2018-05-10 · 3 obs
○ 2026-04-21 14:50:38
○ 2026-05-14 08:49:16
●NSns1.cyberdns.tw2026-04-21 → 2026-05-14 · 3 obs
● 2026-04-21 14:50:38
● 2026-05-14 08:49:16
●NSns2.cyberdns.tw2026-04-21 → 2026-05-14 · 3 obs
● 2026-04-21 14:50:38
● 2026-05-14 08:49:16
○NSpdns1.pchome.com.tw2018-05-10 → 2018-05-10 · 3 obs
○ 2026-04-21 14:50:38
○ 2026-05-14 08:49:16
○NSpdns2.pchome.com.tw2018-05-10 → 2018-05-10 · 3 obs
○ 2026-04-21 14:50:38
○ 2026-05-14 08:49:16
●MXalt1.aspmx.l.google.com2018-05-10 → 2026-05-14 · 2 obs
● 2026-05-14 08:49:16
●MXaspmx.l.google.com2018-05-10 → 2026-05-14 · 2 obs
● 2026-05-14 08:49:16
○A203.69.42.1892018-05-10 → 2018-05-10 · 3 obs
○ 2026-04-21 14:50:38
○ 2026-05-14 08:49:16
●A203.69.43.2032026-04-21 → 2026-05-14 · 3 obs
● 2026-04-21 14:50:38
● 2026-05-14 08:49:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com.tw | c.twnic.net.tw, a.twnic.net.tw, g.twnic.net.tw, h.dns.tw... | - |
| presotea.com.tw | ns1.cyberdns.tw, ns2.cyberdns.tw | - |
✅ Authoritative Response
Server:35.194.228.87
NS records: ns1.cyberdns.tw, ns2.cyberdns.tw
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for com.tw (unsigned zone)
⏱️ Timing
Total: 1327ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.69.43.203 |
| NS | 2 | ns2.cyberdns.tw, ns1.cyberdns.tw |
| MX | 2 | aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20) |
| TXT | 3 | v=spf1 include:_spf.google.com ~all, google-site-verification=IuUVdjDA0W6SyZf... |
| SOA | 1 | localhost@ hostmaster.presotea.com.tw |
Analysis
IP Addresses
presotea.com.tw points to a single IP number: 203.69.43.203.
Other host names, for instance weltrend.com, ysg.com.tw, www.yafood.tw, comst.tmu.edu.tw and chenglun.com.tw share IP numbers with presotea.com.tw.
Name Servers
The delegation for presotea.com.tw is handled by three name servers: localhost@, ns1.cyberdns.tw and ns2.cyberdns.tw.
presotea.com.tw at least partially shares name servers with other domains, for instance uni-biotech.com, fihregent.com, my-device.cc, wia.tw and summers.com.tw.
Host names with one IP number: ns1.cyberdns.tw points to 34.80.212.212; ns2.cyberdns.tw points to 35.194.228.87.
Mail Servers
presotea.com.tw is handled by two mail servers: aspmx.l.google.com and alt1.aspmx.l.google.com.
presotea.com.tw uses the same mail server configuration as other domains, such as onrevenue.us, firefoxconsulting.com, netwalk.be, kerave.ca and duckwall.net.
presotea.com.tw shares mail servers with other domains at least in part, for instance michiganrestorationcontractors.com, ns500841.ns500794.ns500821.ns500795.ns500821.ns500821.ns500821.ns500795.ns500821.ns500795.ns500790.ns500795.lustypartnersfinder.com, ns500765.ns500734.ns500699.ns500693.ns500693.ns500734.ns500699.ns500699.ns500683.ns500683.ns500588.ns500588.ns500612.ns500110.dtrkdll.com, ns500758.ns500698.ns500698.ns500735.ns500736.ns500736.ns500736.ns500736.ns500735.ns500576.ns500708.ns500576.ns500619.ns500576.ns500576.trackreceptor.com and ns500698.ns500698.ns500758.ns500758.ns500758.ns500758.ns500735.ns500698.ns500735.ns500735.ns500708.ns500698.ns500619.ns500698.ns500576.ns500619.ns500576.trackreceptor.com.
These mail servers are often used with alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names with two IP numbers: aspmx.l.google.com points to 2607:f8b0:4004:c17::1a and 142.250.31.27; alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1b and 108.177.123.27.