cref.net - robtex.com
cref.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.148.251🇯🇵 GMOOSK-NET160.251.148.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | www1121.onamae.ne.jp | ||||||
| NS | ns-rs1.gmoserver.jp ⭐ | ||||||
| A | 157.7.32.87🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | ns-rs1.gmoserver.jp | ||||||
| NS | ns-rs2.gmoserver.jp | ||||||
| A | 157.7.33.87🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | ns-rs2.gmoserver.jp | ||||||
| MX | mail1039.onamae.ne.jp ⭐ | ||||||
| A | 157.120.209.12🇯🇵 GMOOSK-NET157.120.209.0/24 GMO Internet Group, Inc. Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mail1039.onamae.ne.jp | ||||||
| TXT | v=spf1 include:_spf.onamae.ne.jp ~all | ||||||
| SOA | ns-rs1.gmoserver.jphostmaster@cref.net 2021-02-14 #6 | ||||||
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=1771291465 | ||||||
Same first word
cref.org.tw |
cref.school |
cref.or.kr |
cref.org |
cref.jp |
cref.info |
cref.ir |
cref.net |
cref.com.au |
cref.fr |
cref.cc |
cref.pt |
cref.be |
cref.co.jp |
cref.nl |
cref.co.kr |
cref.org.cn |
cref.de |
cref.cf |
cref.co.uk |
cref.ru |
cref.com |
cref.it |
Similar names
DNS History
8 records (4 active, 4 former)
○NSdns01.gmoserver.jp2015-08-07 → 2020-01-04 · 4 obs
● 2020-01-04 03:05:46
○ 2026-02-15 20:04:30
○ 2026-03-02 19:11:06
○NSdns02.gmoserver.jp2015-08-07 → 2020-01-04 · 4 obs
● 2020-01-04 03:05:46
○ 2026-02-15 20:04:30
○ 2026-03-02 19:11:06
●NSns-rs1.gmoserver.jp2026-02-15 → 2026-03-02 · 3 obs
● 2026-02-15 20:04:30
● 2026-03-02 19:11:06
●NSns-rs2.gmoserver.jp2026-02-15 → 2026-03-02 · 3 obs
● 2026-02-15 20:04:30
● 2026-03-02 19:11:06
●MXmail1039.onamae.ne.jp2026-02-15 → 2026-03-02 · 3 obs
● 2026-02-15 20:04:30
● 2026-03-02 19:11:06
○MXmx6.gmoserver.jp2015-08-07 → 2020-01-04 · 4 obs
● 2020-01-04 03:05:46
○ 2026-02-15 20:04:30
○ 2026-03-02 19:11:06
●A160.251.148.2512026-02-15 → 2026-03-02 · 3 obs
● 2026-02-15 20:04:30
● 2026-03-02 19:11:06
○A210.172.183.322015-08-07 → 2020-01-04 · 4 obs
● 2020-01-04 03:05:46
○ 2026-02-15 20:04:30
○ 2026-03-02 19:11:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | b.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net, j.gtld-servers.net... | - |
| cref.net | ns-rs1.gmoserver.jp, ns-rs2.gmoserver.jp | - |
✅ Authoritative Response
Server: 157.7.32.87
NS records: ns-rs1.gmoserver.jp, ns-rs2.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cref.net (unsigned zone)
⏱️ Timing
Total: 1421ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.148.251 |
| NS | 2 | ns-rs1.gmoserver.jp, ns-rs2.gmoserver.jp |
| MX | 1 | mail1039.onamae.ne.jp (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.onamae.ne.jp ~all |
| SOA | 1 | ns-rs1.gmoserver.jp hostmaster.cref.net |
Analysis
IP Addresses
cref.net points to IP number 160.251.148.251.
For instance, other host names www.seses-ishii.jp, pro-link.jp, sumitas-fc.com, reve-trust.com and nomura-s.co.jp share IP numbers with cref.net.
Name Servers
cref.net is delegated to two name servers: ns-rs1.gmoserver.jp and ns-rs2.gmoserver.jp.
cref.net uses the same name server setup as other domains such as five-s.jp, 1km.jp, mildtech.com, wahooya.com and 1ocn.jp.
Host names with one IP number:
ns-rs1.gmoserver.jp points to: 157.7.32.87.
ns-rs2.gmoserver.jp points to: 157.7.33.87.
Mail Servers
cref.net is handled by a single mail server, mail1039.onamae.ne.jp.
cref.net shares the same mail server setup as other domains, for instance sadi.jp, jiet.jp, ahiru.la, achieam.com and k-rpo.com.
cref.net shares some mail servers with other domains, including e-nam.com, uchidacpaoffice.com, liferenovation.jp and ea-j.jp.
mail1039.onamae.ne.jp points to a single IP: 157.120.209.12.