three-seven.net - robtex.com

three-seven.net

DNSSEC⚠️ Not signed
NSdns01.3hands.co.jp ⭐
A59.159.71.11🇯🇵 UCOM59.158.0.0/15 ARTERIA Networks Corporation(UCOM)
NSdns02.3hands.co.jp
A211.14.9.163🇯🇵 BBTOWER211.14.9.0/24 -BLK
MXwww866.sakura.ne.jp ⭐
A2403:3a00:101:8:219:94:128:76🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww866.sakura.ne.jp
A219.94.128.76🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww866.sakura.ne.jp
SOAdns01.3hands.co.jp3hands-admin@3hands.co.jp 2025-12-19 #1

net

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774578437

Same first word

three-seven.net

DNS History

11 records (3 active, 8 former)

2008201020122014201620182020202220242026NSdns01.3hands.co.jpdns02.3hands.co.jpns.realbaka.netrealbaka.netz1.3hands.co.jpMXwww866.sakura.ne.jpmail.three-seven.netrealbaka.netA122.212.36.78124.147.15.22161.213.76.146
●NSdns01.3hands.co.jp2015-06-06 → 2026-03-27 · 3 obs
○ 2007-09-20 03:14:52
● 2015-06-06 07:24:56
● 2026-03-27 02:35:44
●NSdns02.3hands.co.jp2015-06-06 → 2026-03-27 · 3 obs
○ 2007-09-20 03:14:52
● 2015-06-06 07:24:56
● 2026-03-27 02:35:44
○NSns.realbaka.net2007-09-20 → 2007-09-20 · 3 obs
● 2007-09-20 03:14:52
○ 2015-06-06 07:24:56
○ 2026-03-27 02:35:44
○NSrealbaka.net2007-09-20 → 2007-09-20 · 3 obs
● 2007-09-20 03:14:52
○ 2015-06-06 07:24:56
○ 2026-03-27 02:35:44
○NSz1.3hands.co.jp2007-09-20 → 2007-09-20 · 3 obs
● 2007-09-20 03:14:52
○ 2015-06-06 07:24:56
○ 2026-03-27 02:35:44
○MXmail.three-seven.net2015-06-06 → 2018-09-07 · 5 obs
○ 2007-09-20 03:14:52
● 2015-06-06 07:24:56
● 2018-09-07 19:03:42
○ 2026-03-02 03:05:48
○ 2026-03-27 02:35:44
○MXrealbaka.net2007-09-20 → 2007-09-20 · 3 obs
● 2007-09-20 03:14:52
○ 2015-06-06 07:24:56
○ 2026-03-27 02:35:44
●MXwww866.sakura.ne.jp2026-03-02 → 2026-03-27 · 3 obs
○ 2018-09-07 19:03:42
● 2026-03-02 03:05:48
● 2026-03-27 02:35:44
○A122.212.36.782015-06-06 → 2017-01-11 · 5 obs
○ 2007-09-20 03:14:52
● 2015-06-06 07:24:56
● 2017-01-11 00:25:42
○ 2018-09-07 19:03:42
○ 2026-03-27 02:35:44
○A124.147.15.2212018-09-07 → 2018-09-07 · 4 obs
○ 2017-01-11 00:25:42
● 2018-09-07 19:03:42
○ 2026-03-02 03:05:48
○ 2026-03-27 02:35:44
○A61.213.76.1462007-09-20 → 2007-09-20 · 3 obs
● 2007-09-20 03:14:52
○ 2015-06-06 07:24:56
○ 2026-03-27 02:35:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
three-seven.netdns01.3hands.co.jp, dns02.3hands.co.jp-

✅ Authoritative Response

Server:59.159.71.11

NS records: dns01.3hands.co.jp, dns02.3hands.co.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for three-seven.net (unsigned zone)

⏱️ Timing

Total: 1148ms | Queries: -

📄 Records

TypeCountSample Data
NS2dns02.3hands.co.jp, dns01.3hands.co.jp
MX1www866.sakura.ne.jp (pri: 1)
SOA1dns01.3hands.co.jp 3hands-admin.3hands.c

Analysis

Name Servers

three-seven.net's delegation uses two name servers, dns01.3hands.co.jp and dns02.3hands.co.jp.

three-seven.net shares the same name server setup as other domains, for example fronteo-ediscoveryjpn.com, anzen-unten.com, grill-ukai.jp, kleine-krone.com and jama-english.jp.

three-seven.net at least partially shares name servers with other domains; for instance 3hands.co.jp.

Host names with a single IP:

dns01.3hands.co.jp points to 59.159.71.11.

dns02.3hands.co.jp points to 211.14.9.163.

Mail Servers

three-seven.net is handled by a single mail server, www866.sakura.ne.jp.

three-seven.net shares its mail server setup with other domains, including univ-tech.com, pig-brewing.com, irohado.com, ceremony-service-c.co.jp and odawarajhrc.jp.

three-seven.net shares some mail servers with other domains, at least partially, for instance k-dsn.com.

www866.sakura.ne.jp points to two IPs: 2403:3a00:101:8:219:94:128:76 and 219.94.128.76.