art-learning.com - robtex.com
art-learning.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.127.7.61🇯🇵 SAKURA-A153.127.0.0/17 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | ik1-401-32807.vs.sakura.ne.jp | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| A | 210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | master.dns.ne.jp | ||||||
| NS | ns1.dns.ne.jp | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| A | 133.167.21.1🇯🇵 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 | ||||||
| PTR | ns2.dns.ne.jp | ||||||
| MX | art-learning.com ⭐ | ||||||
| A | 153.127.7.61🇯🇵 SAKURA-A153.127.0.0/17 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | ik1-401-32807.vs.sakura.ne.jp | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2020-04-04 #22 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1784150232 | ||||||
MX for
art-learning.com |
Same first word
art-learning.com |
DNS History
11 records (5 active, 6 former)
○NSdns111.ovh.net2015-06-26 → 2017-01-14 · 4 obs
● 2017-01-14 00:53:38
○ 2018-01-01 23:31:08
○ 2026-07-15 21:43:56
●NSmaster.dns.ne.jp2026-02-15 → 2026-07-15 · 3 obs
● 2026-02-15 09:57:04
● 2026-07-15 21:43:56
●NSns1.dns.ne.jp2026-02-15 → 2026-07-15 · 3 obs
● 2026-02-15 09:57:04
● 2026-07-15 21:43:56
○NSns111.ovh.net2015-06-26 → 2017-01-14 · 4 obs
● 2017-01-14 00:53:38
○ 2018-01-01 23:31:08
○ 2026-07-15 21:43:56
●NSns2.dns.ne.jp2026-02-15 → 2026-07-15 · 3 obs
● 2026-02-15 09:57:04
● 2026-07-15 21:43:56
●MXart-learning.com2026-02-15 → 2026-07-15 · 3 obs
● 2026-02-15 09:57:04
● 2026-07-15 21:43:56
○MXmx1.ovh.net2015-06-26 → 2017-01-14 · 4 obs
● 2017-01-14 00:53:38
○ 2018-01-01 23:31:08
○ 2026-07-15 21:43:56
○MXmx2.ovh.net2015-06-26 → 2017-01-14 · 4 obs
● 2017-01-14 00:53:38
○ 2018-01-01 23:31:08
○ 2026-07-15 21:43:56
○MXmxb.ovh.net2015-06-26 → 2017-01-14 · 4 obs
● 2017-01-14 00:53:38
○ 2018-01-01 23:31:08
○ 2026-07-15 21:43:56
●A153.127.7.612026-02-15 → 2026-07-15 · 3 obs
● 2026-02-15 09:57:04
● 2026-07-15 21:43:56
○A213.186.33.402015-06-26 → 2017-01-14 · 4 obs
● 2017-01-14 00:53:38
○ 2018-01-01 23:31:08
○ 2026-07-15 21:43:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net... | - |
| art-learning.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for art-learning.com (unsigned zone)
⏱️ Timing
Total: 794ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.127.7.61 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | art-learning.com (pri: 10) |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
art-learning.com serves as a mail server for art-learning.com.
IP Addresses
art-learning.com has exactly one IP address — 153.127.7.61.
Other host names, such as ik1-401-32807.vs.sakura.ne.jp, share IP numbers with art-learning.com.
Name Servers
art-learning.com is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
At least some of art-learning.com's name servers are shared with other domains, for example manga.lemon-s.com, pplab.net, teppan-nakanocom.sakura.ne.jp 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
art-learning.com uses exactly one mail server, which is art-learning.com.
art-learning.com resolves to a single IP number: 153.127.7.61.