tmath.info - dns.ninja

tmath.info

DNSSEC⚠️ Not signed
A219.94.162.148🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww1308.sakura.ne.jp
NSmaster.dns.ne.jp
A210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRmaster.dns.ne.jp
NSns1.dns.ne.jp
A61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
NSns2.dns.ne.jp
A133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
PTRns2.dns.ne.jp
MXtmath.info
A219.94.162.148🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww1308.sakura.ne.jp
SOAmaster.dns.ne.jptech@sakura.ad.jp 2011-02-21 #21

info

DNSSEC🔒 Signed (DS record present)
NSa0.info.afilias-nst.info
NSa2.info.afilias-nst.info
NSb0.info.afilias-nst.org ⚠️ Not in parent delegation
NSb2.info.afilias-nst.org ⚠️ Not in parent delegation
NSc0.info.afilias-nst.info
NSd0.info.afilias-nst.org ⚠️ Not in parent delegation
SOAa0.info.afilias-nst.infohostmaster@donuts.email serial=1781337565

MX for

Same first word

Similar names

DNS History

5 records (5 active, 0 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXtmath.infoA219.94.162.148
NSmaster.dns.ne.jp2015-06-24 → 2026-06-13 · 2 obs
● 2015-06-24 01:38:08
● 2026-06-13 08:38:02
NSns1.dns.ne.jp2015-06-24 → 2026-06-13 · 2 obs
● 2015-06-24 01:38:08
● 2026-06-13 08:38:02
NSns2.dns.ne.jp2015-06-24 → 2026-06-13 · 2 obs
● 2015-06-24 01:38:08
● 2026-06-13 08:38:02
MXtmath.info2015-06-24 → 2026-06-13 · 2 obs
● 2015-06-24 01:38:08
● 2026-06-13 08:38:02
A219.94.162.1482015-06-24 → 2026-06-13 · 2 obs
● 2015-06-24 01:38:08
● 2026-06-13 08:38:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
infoa0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info-
tmath.infons2.dns.ne.jp, ns1.dns.ne.jp-

✅ Authoritative Response

Server:61.211.236.1

NS records: ns2.dns.ne.jp, ns1.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tmath.info (unsigned zone)

⏱️ Timing

Total: 564ms | Queries: -

📄 Records

TypeCountSample Data
A1219.94.162.148
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1tmath.info (pri: 10)
SOA1master.dns.ne.jp tech.sakura.ad.jp

Analysis

Mail Server Role

The MX record for tmath.info points back to tmath.info — it is its own mail server.

IP Addresses

tmath.info directs to one IP number, which is 219.94.162.148.

Among the host names that share IP numbers with tmath.info are kohakudo.com, www1308.sakura.ne.jp, growmymind.sakura.ne.jp and two others.

Name Servers

tmath.info is served by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

At least some of tmath.info's name servers are shared with other domains, for example globalgateway.jp, newcity.sakura.ne.jp, y-kosei.co.jp and two more.

master.dns.ne.jp has IP address 210.224.172.18, ns1.dns.ne.jp has IP address 61.211.236.1 and ns2.dns.ne.jp has IP address 133.167.21.1 — one address each.

Mail Servers

The MX record for tmath.info points to a single mail server: tmath.info.

tmath.info resolves to 219.94.162.148 and no other IP number.