studentroundtable.org - dns.ninja

studentroundtable.org

DNSSEC⚠️ Not signed
A112.78.125.235🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2395.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
PTRns1.dns.ne.jp
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
MXstudentroundtable.org ⭐
A112.78.125.235🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww2395.sakura.ne.jp
SOAmaster.dns.ne.jptech@sakura.ad.jp 2012-04-22 #18

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1785231373

MX for

studentroundtable.org

Same first word

studentroundtable.org

DNS History

5 records (5 active, 0 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpMXstudentroundtable.orgA112.78.125.235
●NSmaster.dns.ne.jp2015-06-07 → 2026-07-28 · 2 obs
● 2015-06-07 21:19:32
● 2026-07-28 09:48:26
●NSns1.dns.ne.jp2015-06-07 → 2026-07-28 · 2 obs
● 2015-06-07 21:19:32
● 2026-07-28 09:48:26
●NSns2.dns.ne.jp2015-06-07 → 2026-07-28 · 2 obs
● 2015-06-07 21:19:32
● 2026-07-28 09:48:26
●MXstudentroundtable.org2015-06-07 → 2026-07-28 · 2 obs
● 2015-06-07 21:19:32
● 2026-07-28 09:48:26
●A112.78.125.2352015-06-07 → 2026-07-28 · 2 obs
● 2015-06-07 21:19:32
● 2026-07-28 09:48:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org-
studentroundtable.orgns1.dns.ne.jp, ns2.dns.ne.jp-

✅ Authoritative Response

Server:133.167.21.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studentroundtable.org (unsigned zone)

⏱️ Timing

Total: 3999ms | Queries: -

📄 Records

TypeCountSample Data
A1112.78.125.235
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX1studentroundtable.org (pri: 10)
SOA1master.dns.ne.jp tech.sakura.ad.jp

Analysis

Mail Server Role

studentroundtable.org handles its own mail, functioning as its own mail server.

IP Addresses

studentroundtable.org resolves to just one IP address, 112.78.125.235.

Two other host names, along with harmo.sakura.ne.jp, fortunegot333.sakura.ne.jp and rice-square.com, also share IP numbers with studentroundtable.org.

Name Servers

studentroundtable.org has three name servers — master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

studentroundtable.org partially shares its NS delegation with several other domains, including 4yaku.jp, gon3.com, yasuda-gyoseicom.sakura.ne.jp and two others.

These name servers often co-occur with the name servers dns.sakura.ad.jp.

Each of the three hostnames points to exactly one IP address: master.dns.ne.jp points to 210.224.172.18, ns1.dns.ne.jp points to 61.211.236.1 and ns2.dns.ne.jp points to 133.167.21.1.

Mail Servers

studentroundtable.org is served by just one mail server: studentroundtable.org.

studentroundtable.org points to one IP number — 112.78.125.235.