sdev.online - robtex.com
sdev.online
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.131.237.240🇯🇵 GMOOSK-NET210.131.236.0/22 GMO Internet Group, Inc. Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | spd-6.virt.lolipop.jp | ||||||
| NS | dns01.muumuu-domain.com ⭐ | ||||||
| A | 202.239.23.39🇯🇵 IDC202.239.23.0/24 Frontier Inc. | ||||||
| NS | dns02.muumuu-domain.com | ||||||
| A | 160.251.249.62🇯🇵 GMOOSK-NET160.251.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| MX | mx01.lolipop.jp ⭐ | ||||||
| A | 157.7.107.233🇯🇵 GMO-INTERNET157.7.64.0/18 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| TXT | v=spf1 include:_spf.lolipop.jp ~all | ||||||
| SOA | dns01.muumuu-domain.compostmaster@sdev.online serial=1773537196 | ||||||
online
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1778345911 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSdns01.muumuu-domain.com2026-05-06 → 2026-05-09 · 2 obs
● 2026-05-09 17:25:54
●NSdns02.muumuu-domain.com2026-05-06 → 2026-05-09 · 2 obs
● 2026-05-09 17:25:54
●MXmx01.lolipop.jp2026-05-06 → 2026-05-09 · 2 obs
● 2026-05-09 17:25:54
●A210.131.237.2402026-05-06 → 2026-05-09 · 2 obs
● 2026-05-09 17:25:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| online | ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info | - |
| sdev.online | dns01.muumuu-domain.com, dns02.muumuu-domain.com | - |
✅ Authoritative Response
Server:160.251.249.62
NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sdev.online (unsigned zone)
⏱️ Timing
Total: 1069ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.131.237.240 |
| NS | 2 | dns02.muumuu-domain.com, dns01.muumuu-domain.com |
| MX | 1 | mx01.lolipop.jp (pri: 50) |
| TXT | 1 | v=spf1 include:_spf.lolipop.jp ~all |
| SOA | 1 | dns01.muumuu-domain.com postmaster.sdev. |
Analysis
IP Addresses
sdev.online points to a single IP address: 210.131.237.240.
Other host names such as pal-shingaku-zemi.co.jp, naniwa.info, atoushinzen.com, wallaby-lab.com and tokuyama-sc.jp share IP numbers with sdev.online.
Name Servers
sdev.online is delegated to two name servers: dns01.muumuu-domain.com and dns02.muumuu-domain.com.
sdev.online uses the same name server setup as other domains, including rehabit.jp, mediare.jp, kagamino-bus.com, aru-aru.net and cllink.jp.
At least part of the name servers for sdev.online are shared with other domains, for instance borusun.com, ionamin.jp, kyousei-shika.com, doujikukakou.com and ks-mainte.com.
Hostnames with a single IP
dns01.muumuu-domain.com resolves to: 202.239.23.39.
dns02.muumuu-domain.com resolves to: 160.251.249.62.
Mail Servers
The mail server for sdev.online is mx01.lolipop.jp.
sdev.online uses the same mail server setup as other domains, for instance glit-japan.com, bonpoint-cardin.com, kenriki.jp, chaco.chu.jp and hana-to-midori.com.
Host mx01.lolipop.jp points to IP 157.7.107.233.