seraph.co.jp - robtex.com
seraph.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.251.152.171🇯🇵 GMOOSK-NET160.251.152.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | sv08.hp-seisaku.com | ||||||
| NS | ns1.cbsv.jp ⭐ | ||||||
| A | 172.64.52.149🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.199🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.cbsv.jp | ||||||
| A | 172.64.53.51🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.53.143🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mail.seraph.co.jp ⭐ | ||||||
| A | 160.251.152.171🇯🇵 GMOOSK-NET160.251.152.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | sv08.hp-seisaku.com | ||||||
| MX | seraph.co.jp(20) | ||||||
| A | 160.251.152.171🇯🇵 GMOOSK-NET160.251.152.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | sv08.hp-seisaku.com | ||||||
| TXT | v=spf1 ip4: 160.251.152.171 include:_spf.cbsv.jp ~all | ||||||
| SOA | ns1.cbsv.jphostmaster@seraph.co.jp 2023-05-12 #9 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
MX for
seraph.co.jp |
Subdomains
mail.seraph.co.jp |
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
○NSns01.hp-seisaku.com2015-05-23 → 2017-10-21 · 4 obs
● 2017-10-21 01:22:40
○ 2026-04-10 03:22:30
○ 2026-04-13 18:52:28
○NSns02.hp-seisaku.com2015-05-23 → 2017-10-21 · 4 obs
● 2017-10-21 01:22:40
○ 2026-04-10 03:22:30
○ 2026-04-13 18:52:28
●NSns1.cbsv.jp2026-04-10 → 2026-04-13 · 3 obs
● 2026-04-10 03:22:30
● 2026-04-13 18:52:28
●NSns2.cbsv.jp2026-04-10 → 2026-04-13 · 3 obs
● 2026-04-10 03:22:30
● 2026-04-13 18:52:28
●MXmail.seraph.co.jp2026-04-10 → 2026-04-13 · 3 obs
● 2026-04-10 03:22:30
● 2026-04-13 18:52:28
○MXmgw02.joeswebhosting.net2015-05-23 → 2017-10-21 · 4 obs
● 2017-10-21 01:22:40
○ 2026-04-10 03:22:30
○ 2026-04-13 18:52:28
●MXseraph.co.jp2026-04-10 → 2026-04-13 · 3 obs
● 2026-04-10 03:22:30
● 2026-04-13 18:52:28
●A160.251.152.1712026-04-10 → 2026-04-13 · 3 obs
● 2026-04-10 03:22:30
● 2026-04-13 18:52:28
○A202.218.32.1862015-05-23 → 2017-10-21 · 4 obs
● 2017-10-21 01:22:40
○ 2026-04-10 03:22:30
○ 2026-04-13 18:52:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | 15 records |
| seraph.co.jp | ns1.cbsv.jp, ns2.cbsv.jp | - |
✅ Authoritative Response
Server:172.64.53.51
NS records: ns1.cbsv.jp, ns2.cbsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for seraph.co.jp (unsigned zone)
⏱️ Timing
Total: 1262ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.152.171 |
| NS | 2 | ns1.cbsv.jp, ns2.cbsv.jp |
| MX | 2 | mail.seraph.co.jp (pri: 10), seraph.co.jp (pri: 20) |
| TXT | 1 | v=spf1 ip4: 160.251.152.171 include:_spf |
| SOA | 1 | ns1.cbsv.jp hostmaster.seraph.co.jp |
📌 Glue Records Collected
Total: 15
In-bailiwick: 15 (a.dns.jp, a.dns.jp, b.dns.jp...)
Analysis
Hierarchy
The parent of mail.seraph.co.jp is seraph.co.jp.
Mail Server Role
seraph.co.jp serves as the mail server for seraph.co.jp.
mail.seraph.co.jp is commonly used as a mail server in conjunction with seraph.co.jp.
IP Addresses
seraph.co.jp points to a single IP number: 160.251.152.171.
Other host names, for instance office-5884.com, kyujin.joyhands.co.jp, mail.bcnet.jp, bros78.co.jp and mail.8732ki.com share IP numbers with seraph.co.jp.
Name Servers
seraph.co.jp is delegated to two name servers: ns1.cbsv.jp and ns2.cbsv.jp.
seraph.co.jp uses the same name server setup as other domains, for instance banner-template.com, tetusyumi.com, xtejin.jp, contrabass.net and e-rental.net.
seraph.co.jp shares name servers with other domains at least partially, for instance stephanstoyanov.com, nakamura-taxoffice.com, takumi-j.com, (0x78766964656f73)-teen.com and earwings.biz.
these name servers are commonly used together with a.misconfigured.dns.server.invalid and ns3.cbsv.jp.
Host names with two IP numbers:
The host ns1.cbsv.jp points to 172.64.52.149 and 172.64.52.199.
The host ns2.cbsv.jp points to 172.64.53.51 and 172.64.53.143.
Mail Servers
Two mail servers handle seraph.co.jp: seraph.co.jp and mail.seraph.co.jp.
Host names with a single IP number:
seraph.co.jp points to 160.251.152.171.
mail.seraph.co.jp points to 160.251.152.171.
Host names pointing to 160.251.152.171: seraph.co.jp and mail.seraph.co.jp.