grfft.com - dns.ninja
grfft.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.229.82🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | www.gmoserver.jp | ||||||
| NS | dns01.gmoserver.jp ⭐ | ||||||
| A | 157.7.33.81🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | dns01.gmoserver.jp | ||||||
| NS | dns02.gmoserver.jp | ||||||
| A | 157.7.34.81🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | dns02.gmoserver.jp | ||||||
| MX | mx.grfft.com ⭐ | ||||||
| A | 160.251.229.92🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx-06.gmoserver.jp | ||||||
| TXT | v=spf1 include:spf.gmoserver.jp ~all | ||||||
| SOA | dns01.gmoserver.jphostmaster@grfft.com 2021-12-30 #8 | ||||||
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=1786766004 | ||||||
Subdomains
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSdns01.gmoserver.jp2015-08-28 → 2026-08-15 · 2 obs
● 2026-08-15 04:09:14
●NSdns02.gmoserver.jp2015-08-28 → 2026-08-15 · 2 obs
● 2026-08-15 04:09:14
●MXmx.grfft.com2015-08-28 → 2026-08-15 · 2 obs
● 2026-08-15 04:09:14
○A157.7.144.52015-08-28 → 2017-07-08 · 4 obs
● 2017-07-08 19:12:12
○ 2026-04-16 03:49:32
○ 2026-08-15 04:09:14
●A160.251.229.822026-04-16 → 2026-08-15 · 3 obs
● 2026-04-16 03:49:32
● 2026-08-15 04:09:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| grfft.com | dns01.gmoserver.jp, dns02.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.34.81
NS records: dns01.gmoserver.jp, dns02.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for grfft.com (unsigned zone)
⏱️ Timing
Total: 1540ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.229.82 |
| NS | 2 | dns01.gmoserver.jp, dns02.gmoserver.jp |
| MX | 1 | mx.grfft.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.gmoserver.jp ~all |
| SOA | 1 | dns01.gmoserver.jp hostmaster.grfft.com |
Analysis
Hierarchy
grfft.com is the parent domain of smtp.grfft.com and mx.grfft.com.
IP Addresses
grfft.com points to a single IP number: 160.251.229.82.
Additional host names — e-tsurumaru.net, www.ldhomes.jp, challt.com and two others — share IP numbers with grfft.com.
Name Servers
Two name servers handle the delegation for grfft.com: dns01.gmoserver.jp and dns02.gmoserver.jp.
grfft.com shares its name server setup with other domains, including diaura.net, cgi-med.com, minerva-j.com and two others.
There is at least partial name server overlap between grfft.com and other domains — stand-estate.com, smile-e.co.jp, morinagahealth.com and two more among them.
dns01.gmoserver.jp → 157.7.33.81 and dns02.gmoserver.jp → 157.7.34.81: one IP number per host name.
Mail Servers
grfft.com has one mail server: mx.grfft.com.
mx.grfft.com carries a single IP number, which is 160.251.229.92.