undefined.mobi - robtex.com
undefined.mobi
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.131.236.129🇯🇵 GMOOSK-NET210.131.236.0/24 GMO Internet Group, Inc. Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | www15.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 | mx15.gmoserver.jp ⭐ | ||||||
| A | 210.131.236.133🇯🇵 GMOOSK-NET210.131.236.0/24 GMO Internet Group, Inc. Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | mx15.gmoserver.jp | ||||||
| TXT | v=spf1 include:spf15.gmoserver.jp ~all | ||||||
| SOA | dns01.gmoserver.jphostmaster@undefined.mobi 2022-01-14 #2 | ||||||
mobi
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.mobi.afilias-nst.info ⭐ | ||||||
| NS | a2.mobi.afilias-nst.info | ||||||
| NS | b0.mobi.afilias-nst.org | ||||||
| NS | b2.mobi.afilias-nst.org | ||||||
| NS | c0.mobi.afilias-nst.info | ||||||
| NS | d0.mobi.afilias-nst.org | ||||||
| SOA | a0.mobi.afilias-nst.infohostmaster@donuts.email serial=1781730927 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSdns01.gmoserver.jp2026-06-05 → 2026-06-17 · 2 obs
● 2026-06-17 21:26:36
●NSdns02.gmoserver.jp2026-06-05 → 2026-06-17 · 2 obs
● 2026-06-17 21:26:36
●MXmx15.gmoserver.jp2026-06-05 → 2026-06-17 · 2 obs
● 2026-06-17 21:26:36
●A210.131.236.1292026-06-05 → 2026-06-17 · 2 obs
● 2026-06-17 21:26:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| mobi | d0.mobi.afilias-nst.org, b0.mobi.afilias-nst.org, b2.mobi.afilias-nst.org, a0.mobi.afilias-nst.info... | 12 records |
| undefined.mobi | 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 undefined.mobi (unsigned zone)
⏱️ Timing
Total: 1202ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.131.236.129 |
| NS | 2 | dns01.gmoserver.jp, dns02.gmoserver.jp |
| MX | 1 | mx15.gmoserver.jp (pri: 10) |
| TXT | 1 | v=spf1 include:spf15.gmoserver.jp ~all |
| SOA | 1 | dns01.gmoserver.jp hostmaster.undefined. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (d0.mobi.afilias-nst.org, c0.mobi.afilias-nst.info, b2.mobi.afilias-nst.org...)
Analysis
IP Addresses
undefined.mobi resolves to just one IP address, 210.131.236.129.
Two other host names, along with fx-skull.com, mail.acn-npo.org and aspeed.net, also share IP numbers with undefined.mobi.
Name Servers
undefined.mobi has two authoritative name servers — dns01.gmoserver.jp and dns02.gmoserver.jp.
undefined.mobi shares its NS records with other domains, for example meisei-t.com, igajinkan.com, make-michiru.com and two others.
Some name servers delegated to undefined.mobi are also used by other domains, notably i-smileup.com and daiki-e.com.
dns01.gmoserver.jp → 157.7.33.81 and dns02.gmoserver.jp → 157.7.34.81: one IP number per host name.
Mail Servers
The sole mail server for undefined.mobi is mx15.gmoserver.jp.
Among the domains sharing a mail server setup with undefined.mobi are on-focus.co.jp, will-hp.jp, c-hairs.jp and two others.
Some mail servers of undefined.mobi are also used by other domains, notably daiwa-sangyo.co.jp and lifestandard.co.jp.
mx15.gmoserver.jp points to one IP number — 210.131.236.133.