mama-heart.com - robtex.com
mama-heart.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.243.23🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3513.sakura.ne.jp | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| A | 210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | master.dns.ne.jp | ||||||
| NS | ns1.dns.ne.jp | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| A | 133.167.21.1🇯🇵 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 | ||||||
| PTR | ns2.dns.ne.jp | ||||||
| MX | mx.ktk-sol.co.jp ⭐ | ||||||
| A | 158.101.74.41🇯🇵 ORACLE-OCI-31898158.101.64.0/19 | ||||||
| PTR | mx05.ktk-sol.co.jp | ||||||
| TXT | v=spf1 a:www3513.sakura.ne.jp mx include:_spf.ktk-sol.co.jp ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2025-01-22 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778463536 | ||||||
Previously MX for
mama-heart.com |
Same first word
mama-heart.com |
Similar names
DNS History
10 records (5 active, 5 former)
●NSmaster.dns.ne.jp2020-02-18 → 2026-05-11 · 3 obs
● 2020-02-18 19:32:30
● 2026-05-11 02:01:22
●NSns1.dns.ne.jp2020-02-18 → 2026-05-11 · 3 obs
● 2020-02-18 19:32:30
● 2026-05-11 02:01:22
●NSns2.dns.ne.jp2020-02-18 → 2026-05-11 · 3 obs
● 2020-02-18 19:32:30
● 2026-05-11 02:01:22
○NSpdns1.nifty.ad.jp2015-08-06 → 2017-03-18 · 4 obs
● 2017-03-18 07:30:16
○ 2020-02-18 19:32:30
○ 2026-05-11 02:01:22
○NSpdns2.nifty.ad.jp2015-08-06 → 2017-03-18 · 4 obs
● 2017-03-18 07:30:16
○ 2020-02-18 19:32:30
○ 2026-05-11 02:01:22
○MXmama-heart.com2020-02-18 → 2020-02-18 · 3 obs
○ 2026-02-25 19:45:38
○ 2026-05-11 02:01:22
●MXmx.ktk-sol.co.jp2026-02-25 → 2026-05-11 · 3 obs
● 2026-02-25 19:45:38
● 2026-05-11 02:01:22
○A202.248.88.1492015-08-06 → 2016-07-16 · 4 obs
● 2016-07-16 01:44:20
○ 2017-03-18 07:30:16
○ 2026-05-11 02:01:22
○A210.131.2.302017-03-18 → 2017-03-18 · 4 obs
● 2017-03-18 07:30:16
○ 2020-02-18 19:32:30
○ 2026-05-11 02:01:22
●A49.212.243.232020-02-18 → 2026-05-11 · 3 obs
● 2020-02-18 19:32:30
● 2026-05-11 02:01:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mama-heart.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mama-heart.com (unsigned zone)
⏱️ Timing
Total: 800ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.243.23 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | mx.ktk-sol.co.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www3513.sakura.ne.jp mx include |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
IP Addresses
mama-heart.com resolves to one IP number: 49.212.243.23.
other host names including maind.org, ixsmile.com, www3513.sakura.ne.jp, marumi1151.sakura.ne.jp and takamichi-dental.com share IP numbers with mama-heart.com.
Name Servers
mama-heart.com is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
mama-heart.com at least partially shares name servers with other domains, for instance at-works.jp, live.fujigoko.tv, oceansoftware.co.jp, edocchi.jp and okaido.jp.
Host names with one IP number: 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
mama-heart.com is handled by a single mail server, mx.ktk-sol.co.jp.
mama-heart.com shares the same mail server setup as other domains, for instance picty.com, sp-1.net, e-net.or.jp, tohofw.co.jp and e-dai.jp.
mx.ktk-sol.co.jp resolves to IP 158.101.74.41.