www.r-groups.com - robtex.com

www.r-groups.com

CNAMEr-groups.com
DNSSEC⚠️ Not signed
A112.78.112.87🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww1777.sakura.ne.jp
NSmaster.dns.ne.jp ⭐
A210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRmaster.dns.ne.jp
NSns1.dns.ne.jp
A61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRns1.dns.ne.jp
NSns2.dns.ne.jp
A133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan
PTRns2.dns.ne.jp
MXr-groups.com ⭐
A112.78.112.87🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww1777.sakura.ne.jp
TXTv=spf1 a:www1777.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2026-04-25 #1

r-groups.com

DNSSEC⚠️ Not signed
A112.78.112.87🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
NSmaster.dns.ne.jp ⭐
NSns1.dns.ne.jp
NSns2.dns.ne.jp
MXr-groups.com ⭐
TXTv=spf1 a:www1777.sakura.ne.jp mx ~all
SOAmaster.dns.ne.jptech@sakura.ad.jp 2026-04-25 #1

Same first word

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DNS History

1 record (1 active, 0 former)

2020202120222023202420252026CNAMEr-groups.com
●CNAMEr-groups.com2019-04-03 → 2026-07-14 · 2 obs
● 2019-04-03 04:41:18
● 2026-07-14 01:20:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
r-groups.comns1.dns.ne.jp, ns2.dns.ne.jp-

✅ Authoritative Response

Server:133.167.21.1

NS records: ns1.dns.ne.jp, ns2.dns.ne.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for r-groups.com (unsigned zone)

⏱️ Timing

Total: 1164ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1r-groups.com

Analysis

IP Addresses

www.r-groups.com points to a single IP number: 112.78.112.87.

Additional host names — familysite.jp, osakanorihonpo.sakura.ne.jp, ssys.info and two others — share IP numbers with www.r-groups.com.

Name Servers

www.r-groups.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.

At least some of www.r-groups.com's name servers are shared with other domains, for example pyc-yuniverse.sakura.ne.jp, japan-medical-food.com, sakura.net and two more.

master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to a single IP address: master.dns.ne.jp resolves to 210.224.172.18, ns1.dns.ne.jp resolves to 61.211.236.1 and ns2.dns.ne.jp resolves to 133.167.21.1.

Mail Servers

www.r-groups.com has one mail server: r-groups.com.

www.r-groups.com shares its mail server setup with other domains, such as r-groups.com.

r-groups.com resolves to a single IP number: 112.78.112.87.