function.tw - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status

function.tw

DNSSEC⚠️ Not signed
A103.138.189.69🇮🇳 WHG-SGP103.138.189.0/24
PTRs11744.sgp1.stableserver.net
NSns1.potia.com ⭐ ⚠️ Not in parent delegation
A61.221.12.11🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.
PTRbear.potia.net
NSns2.potia.com ⚠️ Not in parent delegation
A61.221.12.12🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.
PTRns12.potia.com
NSta29.potia.com ⚠️ Not in zone NS records
A61.221.12.11🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.
PTRbear.potia.net
NSta30.potia.com ⚠️ Not in zone NS records
A61.221.12.12🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.
PTRns12.potia.com
MXmail.function.tw
A61.221.12.12🇹🇼 HiNet61.221.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.
PTRns12.potia.com
TXTv=spf1 ip4:61.221.12.11 +a +mx ~all
SOAns1.potia.comsales@serverzoo.com 2026-07-20 #3

tw

DNSSEC🔒 Signed (DS record present)
NSa.dns.tw
NSanytld.apnic.net
NSb.dns.tw
NSc.dns.tw
NSd.dns.tw
NSe.dns.tw
NSf.dns.tw
NSg.dns.tw
NSh.dns.tw
SOAa.dns.twsnw@twnic.net.tw serial=2011057417

Same first word

Similar names

Previous names

Next names

DNS History

6 records (6 active, 0 former)

NSns1.potia.comns2.potia.comta29.potia.comta30.potia.comMXmail.function.twA103.138.189.69
NSns1.potia.com2026-08-25 → 2026-08-26 · 2 obs
● 2026-08-25 16:46:40
● 2026-08-26 11:04:00
NSns2.potia.com2026-08-25 → 2026-08-26 · 2 obs
● 2026-08-25 16:46:40
● 2026-08-26 11:04:00
NSta29.potia.com2026-08-25 → 2026-08-26 · 2 obs
● 2026-08-25 16:46:40
● 2026-08-26 11:04:00
NSta30.potia.com2026-08-25 → 2026-08-26 · 2 obs
● 2026-08-25 16:46:40
● 2026-08-26 11:04:00
MXmail.function.tw2026-08-25 → 2026-08-26 · 2 obs
● 2026-08-25 16:46:40
● 2026-08-26 11:04:00
A103.138.189.692026-08-25 → 2026-08-26 · 2 obs
● 2026-08-25 16:46:40
● 2026-08-26 11:04:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
twf.dns.tw, g.dns.tw, a.dns.tw, anytld.apnic.net...15 records
function.twta29.potia.com, ta30.potia.com-

✅ Authoritative Response

Server:61.221.12.12

NS records: ta29.potia.com, ta30.potia.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at tw: Error: DNS query timeout: 203.73.24.25 for DNSKEY tw

⏱️ Timing

Total: 4088ms | Queries: -

📄 Records

TypeCountSample Data
A1103.138.189.69
NS2ns2.potia.com, ns1.potia.com
MX1mail.function.tw (pri: 0)
TXT1v=spf1 ip4:61.221.12.11 +a +mx ~all
SOA1ns1.potia.com sales.serverzoo.com

📌 Glue Records Collected

Total: 15

In-bailiwick: 14 (a.dns.tw, b.dns.tw, c.dns.tw...)

Out-of-bailiwick: 1 (anytld.apnic.net)

Analysis

IP Addresses

function.tw has exactly one IP address — 103.138.189.69.

agapeencounter.org, smartitechnologies.com, ogersystems.com plus two other host names have IP numbers in common with function.tw.

Name Servers

Four name servers handle the delegation for function.tw: ns1.potia.com, ns2.potia.com, ta29.potia.com and ta30.potia.com.

There is at least partial name server overlap between function.tw and other domains — fmflex.com.tw, dc200602.com.tw, nhrc.com.tw and two more among them.

These name servers regularly appear alongside ta85.potia.com, ta86.potia.com, ta5.potia.com and 7 other name servers in NS record sets.

Of the four host names ns1.potia.com, ns2.potia.com, ta29.potia.com and ta30.potia.com, each resolves to a single IP address: ns1.potia.com to 61.221.12.11, ns2.potia.com to 61.221.12.12, ta29.potia.com to 61.221.12.11 and ta30.potia.com to 61.221.12.12.

ns1.potia.com and ta29.potia.com are host names that each point to 61.221.12.11 IP addresses.

ns2.potia.com and ta30.potia.com are host names that each point to 61.221.12.12 IP addresses.

Mail Servers

function.tw uses one mail server — mail.function.tw.

mail.function.tw resolves to a single IP number: 61.221.12.12.