4hearts.jp - robtex.com

4hearts.jp

DNSSEC⚠️ Not signed
A49.212.243.170🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww3630.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
MX4hearts.jp ⭐
A49.212.243.170🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww3630.sakura.ne.jp
TXTv=spf1 a:www3630.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2026-02-14 #26

jp

DNSSEC🔒 Signed (DS record present)
NSz.dns.jp ⭐
NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
SOAz.dns.jproot@dns.jp serial=1778749202

MX for

4hearts.jp

Same first word

4hearts.myshopify.com
4hearts.co
4hearts.com
4hearts.net
4hearts.co.jp
4hearts.org
4hearts.jp

Similar names

hearts4.de
hearts4.com

DNS History

13 records (5 active, 8 former)

20162017201820192020202120222023202420252026NSmaster.dns.ne.jpns1.dns.ne.jpns2.dns.ne.jpdns01.park.onamae.comdns02.park.onamae.comdns1.onamae.comdns2.onamae.comns1.gmointernet.comMX4hearts.jpA49.212.243.170150.95.255.38210.157.1.134210.172.133.12
○NSdns01.park.onamae.com2015-07-19 → 2016-08-28 · 4 obs
● 2015-07-19 17:21:40
● 2016-08-28 03:54:44
○ 2017-05-17 21:51:28
○ 2026-05-14 09:23:00
○NSdns02.park.onamae.com2015-07-19 → 2016-08-28 · 4 obs
● 2015-07-19 17:21:40
● 2016-08-28 03:54:44
○ 2017-05-17 21:51:28
○ 2026-05-14 09:23:00
○NSdns1.onamae.com2017-05-17 → 2017-05-17 · 4 obs
○ 2016-08-28 03:54:44
● 2017-05-17 21:51:28
○ 2026-03-31 10:36:12
○ 2026-05-14 09:23:00
○NSdns2.onamae.com2017-05-17 → 2017-05-17 · 4 obs
○ 2016-08-28 03:54:44
● 2017-05-17 21:51:28
○ 2026-03-31 10:36:12
○ 2026-05-14 09:23:00
●NSmaster.dns.ne.jp2026-03-31 → 2026-05-14 · 3 obs
○ 2017-05-17 21:51:28
● 2026-03-31 10:36:12
● 2026-05-14 09:23:00
●NSns1.dns.ne.jp2026-03-31 → 2026-05-14 · 3 obs
○ 2017-05-17 21:51:28
● 2026-03-31 10:36:12
● 2026-05-14 09:23:00
○NSns1.gmointernet.com2015-07-19 → 2016-08-28 · 4 obs
● 2015-07-19 17:21:40
● 2016-08-28 03:54:44
○ 2017-05-17 21:51:28
○ 2026-05-14 09:23:00
●NSns2.dns.ne.jp2026-03-31 → 2026-05-14 · 3 obs
○ 2017-05-17 21:51:28
● 2026-03-31 10:36:12
● 2026-05-14 09:23:00
●MX4hearts.jp2026-03-31 → 2026-05-14 · 2 obs
● 2026-03-31 10:36:12
● 2026-05-14 09:23:00
○A150.95.255.382017-05-17 → 2017-05-17 · 4 obs
○ 2016-08-28 03:54:44
● 2017-05-17 21:51:28
○ 2026-03-31 10:36:12
○ 2026-05-14 09:23:00
○A210.157.1.1342015-07-19 → 2016-04-24 · 4 obs
● 2015-07-19 17:21:40
● 2016-04-24 08:37:58
○ 2016-06-19 17:53:22
○ 2026-05-14 09:23:00
○A210.172.133.122016-06-19 → 2016-08-28 · 5 obs
○ 2016-04-24 08:37:58
● 2016-06-19 17:53:22
● 2016-08-28 03:54:44
○ 2017-05-17 21:51:28
○ 2026-05-14 09:23:00
●A49.212.243.1702026-03-31 → 2026-05-14 · 3 obs
○ 2017-05-17 21:51:28
● 2026-03-31 10:36:12
● 2026-05-14 09:23:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpc.dns.jp, e.dns.jp, a.dns.jp, d.dns.jp...-
4hearts.jpns2.dns.ne.jp, ns1.dns.ne.jp2 records

✅ Authoritative Response

Server:133.167.21.1

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4hearts.jp (unsigned zone)

⏱️ Timing

Total: 576ms | Queries: -

📄 Records

TypeCountSample Data
A149.212.243.170
NS2ns1.dns.ne.jp, ns2.dns.ne.jp
MX14hearts.jp (pri: 10)
TXT1v=spf1 a:www3630.sakura.ne.jp mx ~all
SOA1master.dns.ne.jp tech.sakura.ad.jp

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)

Analysis

Mail Server Role

4hearts.jp serves as the mail server for 4hearts.jp.

IP Addresses

4hearts.jp points to IP number 49.212.243.170.

For instance, other host names munyamun.sakura.ne.jp, yoshiyuki-jukico.sakura.ne.jp, nishikawa-gumico.sakura.ne.jp, nichigaku.sakura.ne.jp and papanda.sakura.ne.jp share IP numbers with 4hearts.jp.

Name Servers

The delegation for 4hearts.jp is handled by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

4hearts.jp shares name servers with other domains at least partially, for example tam-sleep.com, kkak.biz, evagrapher.com, imagemagic.com and aiwolf.sakura.ne.jp.

These name servers are commonly used with dns.sakura.ad.jp.

Host names with a single IP address: master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1.

Mail Servers

4hearts.jp is handled by a single mail server, 4hearts.jp.

4hearts.jp points to a single IP: 49.212.243.170.