pub21.info - robtex.com
pub21.info
| 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.pub21.info ⭐ | ||||||
| A | 160.251.229.94🇯🇵 GMOOSK-NET160.251.229.0/24 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx-08.gmoserver.jp | ||||||
| TXT | v=spf1 include:spf.gmoserver.jp ~all | ||||||
| SOA | dns01.gmoserver.jphostmaster@pub21.info 2016-07-29 #2 | ||||||
info
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.info.afilias-nst.info ⭐ | ||||||
| NS | a2.info.afilias-nst.info | ||||||
| NS | b0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | b2.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| NS | c0.info.afilias-nst.info | ||||||
| NS | d0.info.afilias-nst.org ⚠️ Not in parent delegation | ||||||
| SOA | a0.info.afilias-nst.infohostmaster@donuts.email serial=1777068101 | ||||||
Subdomains
mx.pub21.info |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSdns01.gmoserver.jp2015-07-10 → 2026-04-24 · 2 obs
● 2026-04-24 22:18:56
●NSdns02.gmoserver.jp2015-07-10 → 2026-04-24 · 2 obs
● 2026-04-24 22:18:56
●MXmx.pub21.info2015-07-10 → 2026-04-24 · 2 obs
● 2026-04-24 22:18:56
○A157.7.144.52015-07-10 → 2018-10-06 · 4 obs
● 2018-10-06 16:26:32
○ 2026-03-26 08:24:22
○ 2026-04-24 22:18:56
●A160.251.229.822026-03-26 → 2026-04-24 · 3 obs
● 2026-03-26 08:24:22
● 2026-04-24 22:18:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| info | a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info | - |
| pub21.info | dns02.gmoserver.jp, dns01.gmoserver.jp | - |
✅ Authoritative Response
Server:157.7.33.81
NS records: dns02.gmoserver.jp, dns01.gmoserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pub21.info (unsigned zone)
⏱️ Timing
Total: 1131ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 160.251.229.82 |
| NS | 2 | dns01.gmoserver.jp, dns02.gmoserver.jp |
| MX | 1 | mx.pub21.info (pri: 10) |
| TXT | 1 | v=spf1 include:spf.gmoserver.jp ~all |
| SOA | 1 | dns01.gmoserver.jp hostmaster.pub21.info |
Analysis
Hierarchy
pub21.info is a parent of mx.pub21.info.
IP Addresses
pub21.info points to a single IP address: 160.251.229.82.
Other host names such as www.tarofoods.com, tpg.ac, kitagawahanbee.jp, ctic.jp and se-kyoryokozo.jp share IP numbers with pub21.info.
Name Servers
pub21.info is delegated to two name servers: dns01.gmoserver.jp and dns02.gmoserver.jp.
pub21.info uses the same name server setup as other domains, including seseragi.info, watarase.info, syuno.com, bikae.net and artslabo.com.
Hostnames with a single IP
dns01.gmoserver.jp resolves to: 157.7.33.81.
dns02.gmoserver.jp resolves to: 157.7.34.81.
Mail Servers
The mail server for pub21.info is mx.pub21.info.
Host mx.pub21.info points to IP 160.251.229.94.