master-program.net - dns.ninja
master-program.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.151.28🇯🇵 GMOOSK-NET160.251.151.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | s190.xrea.com | ||||||
| NS | ns1.value-domain.com ⭐ | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.value-domain.com | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns3.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | master-program.net ⭐ | ||||||
| A | 160.251.151.28🇯🇵 GMOOSK-NET160.251.151.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | s190.xrea.com | ||||||
| TXT | v=spf1 ip4:160.251.151.28 ~all | ||||||
| SOA | ns1.value-domain.comhostmaster@master-program.net 2021-01-06 #12 | ||||||
net
| 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=1787670575 | ||||||
MX for
master-program.net |
Same first word
master-program.net |
Similar names
Previous names
Next names
DNS History
7 records (5 active, 2 former)
●NSns1.value-domain.com2015-05-07 → 2026-08-25 · 2 obs
● 2026-08-25 15:13:34
●NSns2.value-domain.com2015-05-07 → 2026-08-25 · 2 obs
● 2026-08-25 15:13:34
●NSns3.value-domain.com2026-08-18 → 2026-08-25 · 3 obs
● 2026-08-18 09:00:54
● 2026-08-25 15:13:34
●MXmaster-program.net2015-05-07 → 2026-08-25 · 2 obs
● 2026-08-25 15:13:34
○A150.95.9.712020-02-20 → 2020-02-20 · 4 obs
● 2020-02-20 02:35:58
○ 2026-08-18 09:00:54
○ 2026-08-25 15:13:34
●A160.251.151.282026-08-18 → 2026-08-25 · 3 obs
● 2026-08-18 09:00:54
● 2026-08-25 15:13:34
○A203.189.105.712015-05-07 → 2017-03-29 · 4 obs
● 2017-03-29 05:50:30
○ 2020-02-20 02:35:58
○ 2026-08-25 15:13:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| master-program.net | ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com | - |
✅ Authoritative Response
Server:172.64.52.38
NS records: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for master-program.net (unsigned zone)
⏱️ Timing
Total: 1037ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.151.28 |
| NS | 2 | ns2.value-domain.com, ns1.value-domain.com |
| MX | 1 | master-program.net (pri: 10) |
| TXT | 1 | v=spf1 ip4:160.251.151.28 ~all |
| SOA | 1 | ns1.value-domain.com hostmaster.master-p |
Analysis
Mail Server Role
master-program.net serves as a mail server for master-program.net.
IP Addresses
master-program.net has exactly one IP address — 160.251.151.28.
a-1012.com, mitsumine.net, apps.rokko-oroshi.xrea.jp plus two other host names have IP numbers in common with master-program.net.
Name Servers
master-program.net carries NS records delegating to ns1.value-domain.com, ns2.value-domain.com and ns3.value-domain.com.
master-program.net partially shares its NS delegation with several other domains, including ichinomiya-syakukotupar.click, whitehouse.co.jp, ring3.jp and two others.
These name servers tend to appear together with the name servers ns4.value-domain.com, ns5.value-domain.com and ns11.value-domain.com, plus two others.
ns1.value-domain.com and ns3.value-domain.com both resolve to 172.64.52.38, while ns2.value-domain.com resolves to 172.64.53.3. All three hostnames map to exactly one IP address each.
ns1.value-domain.com along with ns3.value-domain.com each resolve to 172.64.52.38 IP addresses.
Mail Servers
master-program.net uses exactly one mail server, which is master-program.net.
master-program.net carries a single IP number, which is 160.251.151.28.