jma.tw - robtex.com

jma.tw

DNSSEC⚠️ Not signed
A172.233.72.203🇯🇵 AKAMAI-LINODE-AP172.233.64.0/19 Akamai Technologies
PTRmail.jma.tw
NSservice.jma.tw ⭐
A172.233.72.203🇯🇵 AKAMAI-LINODE-AP172.233.64.0/19 Akamai Technologies
PTRmail.jma.tw
NSdns.jma.tw
A172.233.72.203🇯🇵 AKAMAI-LINODE-AP172.233.64.0/19 Akamai Technologies
PTRmail.jma.tw
MXmail.jma.tw ⭐
A172.233.72.203🇯🇵 AKAMAI-LINODE-AP172.233.64.0/19 Akamai Technologies
PTRmail.jma.tw
TXTv=spf1 mx include:_spf.google.com include:spf.sendinblue.com ~all
TXTbrevo-code:989fe8beafd55c2d488d0e2b868a1293
SOAservice.jma.twseamus@jma.tw 2026-04-20 #1

tw

DNSSEC🔒 Signed (DS record present)
NSa.dns.tw ⭐
NSanytld.apnic.net ⚠️ Not in parent delegation
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=2011026532

Subdomains

service.jma.tw
dns.jma.tw
mail.jma.tw

Same first word

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jma.at
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DNS History

4 records (4 active, 0 former)

NSdns.jma.twservice.jma.twMXmail.jma.twA172.233.72.203
●NSdns.jma.tw2026-05-10 → 2026-06-24 · 2 obs
● 2026-05-10 02:44:58
● 2026-06-24 07:27:36
●NSservice.jma.tw2026-05-10 → 2026-06-24 · 2 obs
● 2026-05-10 02:44:58
● 2026-06-24 07:27:36
●MXmail.jma.tw2026-05-10 → 2026-06-24 · 2 obs
● 2026-05-10 02:44:58
● 2026-06-24 07:27:36
●A172.233.72.2032026-05-10 → 2026-06-24 · 2 obs
● 2026-05-10 02:44:58
● 2026-06-24 07:27:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
twa.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw...-
jma.twdns.jma.tw, service.jma.tw2 records

✅ Authoritative Response

Server:172.233.72.203

NS records: dns.jma.tw, service.jma.tw

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jma.tw (unsigned zone)

⏱️ Timing

Total: 1046ms | Queries: -

📄 Records

TypeCountSample Data
A1172.233.72.203
NS2service.jma.tw, dns.jma.tw
MX1mail.jma.tw (pri: 10)
TXT2brevo-code:989fe8beafd55c2d488d0e2b868a1, v=spf1 mx include:_spf.google.com includ
SOA1service.jma.tw seamus.jma.tw

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (service.jma.tw, dns.jma.tw)

Analysis

Hierarchy

jma.tw is the parent domain of service.jma.tw, dns.jma.tw and mail.jma.tw.

IP Addresses

jma.tw has exactly one IP address — 172.233.72.203.

service.seamus.idv.tw, seamus.idv.tw, service.jma.tw plus two other host names have IP numbers in common with jma.tw.

Name Servers

jma.tw has two authoritative name servers — dns.jma.tw and service.jma.tw.

dns.jma.tw and service.jma.tw each point to one IP address — 172.233.72.203.

The host names dns.jma.tw and service.jma.tw both resolve to 172.233.72.203 IP addresses.

Mail Servers

jma.tw uses one mail server — mail.jma.tw.

mail.jma.tw points to one IP number — 172.233.72.203.