nikko-pc.com - robtex.com
nikko-pc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.243.90🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3580.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 | nikko-pc.com ⭐ | ||||||
| A | 49.212.243.90🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3580.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www3580.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2025-03-28 #1 | ||||||
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=1786114964 | ||||||
MX for
nikko-pc.com |
Previously MX for
www.nikko-pc.com |
Subdomains
Same first word
nikko-pc.com |
Similar names
DNS History
9 records (5 active, 4 former)
●NSmaster.dns.ne.jp2026-02-15 → 2026-08-07 · 3 obs
● 2026-02-15 02:48:58
● 2026-08-07 15:10:44
○NSns1.creative-japan.org2015-07-12 → 2017-04-03 · 4 obs
● 2017-04-03 13:30:38
○ 2026-02-15 02:48:58
○ 2026-08-07 15:10:44
●NSns1.dns.ne.jp2026-02-15 → 2026-08-07 · 3 obs
● 2026-02-15 02:48:58
● 2026-08-07 15:10:44
○NSns2.creative-japan.org2015-07-12 → 2017-04-03 · 4 obs
● 2017-04-03 13:30:38
○ 2026-02-15 02:48:58
○ 2026-08-07 15:10:44
●NSns2.dns.ne.jp2026-02-15 → 2026-08-07 · 3 obs
● 2026-02-15 02:48:58
● 2026-08-07 15:10:44
●MXnikko-pc.com2015-07-12 → 2026-08-07 · 2 obs
● 2026-08-07 15:10:44
○A111.68.135.752015-07-12 → 2015-11-18 · 4 obs
● 2015-11-18 00:33:22
○ 2016-02-12 00:59:10
○ 2026-08-07 15:10:44
○A153.149.8.1952016-02-12 → 2017-04-03 · 5 obs
● 2016-02-12 00:59:10
● 2017-04-03 13:30:38
○ 2026-02-15 02:48:58
○ 2026-08-07 15:10:44
●A49.212.243.902026-02-15 → 2026-08-07 · 3 obs
● 2026-02-15 02:48:58
● 2026-08-07 15:10:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net... | - |
| nikko-pc.com | ns1.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 nikko-pc.com (unsigned zone)
⏱️ Timing
Total: 1170ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.243.90 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | nikko-pc.com (pri: 10) |
| TXT | 1 | v=spf1 a:www3580.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Hierarchy
mail.nikko-pc.com and www.nikko-pc.com are both subdomains of nikko-pc.com.
Mail Server Role
nikko-pc.com is listed as a mail server for itself.
IP Addresses
nikko-pc.com resolves to one IP address: 49.212.243.90.
sjh-home.com, food-673.jp, espa-cio.com and two other host names share IP numbers with nikko-pc.com.
Name Servers
The authoritative name servers for nikko-pc.com are master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp — three in total.
There is at least partial name server overlap between nikko-pc.com and other domains — k-chaen.com, fujima.biz, fukuinsha.com and two more among them.
The hostnames master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to a single IP: master.dns.ne.jp → 210.224.172.18, ns1.dns.ne.jp → 61.211.236.1, ns2.dns.ne.jp → 133.167.21.1.
Mail Servers
Mail for nikko-pc.com is handled by one mail server — nikko-pc.com.
nikko-pc.com directs to just one IP number, 49.212.243.90.