2a-tec.com - robtex.com
2a-tec.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.90.183.76🇯🇵 DRNET183.90.176.0/21 | ||||||
| PTR | c34.hpms1.jp | ||||||
| NS | ns1.value-domain.com ⭐ | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.value-domain.com | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | 2a-tec.com ⭐ | ||||||
| A | 183.90.183.76🇯🇵 DRNET183.90.176.0/21 | ||||||
| PTR | c34.hpms1.jp | ||||||
| TXT | v=spf1 ip4:183.90.183.76 include:mxr.valueserver.jp ~all | ||||||
| SOA | ns1.value-domain.comhostmaster@2a-tec.com 2025-08-04 #14 | ||||||
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=1774551477 | ||||||
MX for
2a-tec.com |
Same first word
2a-tec.com |
Similar names
DNS History
8 records (4 active, 4 former)
○NSns01.epressd.jp2016-12-04 → 2017-08-27 · 4 obs
● 2017-08-27 21:28:42
○ 2026-03-03 15:43:52
○ 2026-03-26 19:06:34
○NSns01.telewave.ad.jp2016-12-04 → 2017-08-27 · 4 obs
● 2017-08-27 21:28:42
○ 2026-03-03 15:43:52
○ 2026-03-26 19:06:34
●NSns1.value-domain.com2026-03-03 → 2026-03-26 · 3 obs
● 2026-03-03 15:43:52
● 2026-03-26 19:06:34
●NSns2.value-domain.com2026-03-03 → 2026-03-26 · 3 obs
● 2026-03-03 15:43:52
● 2026-03-26 19:06:34
●MX2a-tec.com2026-03-03 → 2026-03-26 · 3 obs
● 2026-03-03 15:43:52
● 2026-03-26 19:06:34
○MXsmtp1.epressd.jp2016-12-04 → 2017-08-27 · 4 obs
● 2017-08-27 21:28:42
○ 2026-03-03 15:43:52
○ 2026-03-26 19:06:34
●A183.90.183.762026-03-03 → 2026-03-26 · 3 obs
● 2026-03-03 15:43:52
● 2026-03-26 19:06:34
○A210.140.73.392016-12-04 → 2017-08-27 · 4 obs
● 2017-08-27 21:28:42
○ 2026-03-03 15:43:52
○ 2026-03-26 19:06:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 2a-tec.com | ns1.value-domain.com, ns2.value-domain.com | 2 records |
✅ Authoritative Response
Server:172.64.53.115
NS records: ns1.value-domain.com, ns2.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 2a-tec.com (unsigned zone)
⏱️ Timing
Total: 438ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.183.76 |
| NS | 2 | ns2.value-domain.com, ns1.value-domain.com |
| MX | 1 | 2a-tec.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:183.90.183.76 include:mxr.val |
| SOA | 1 | ns1.value-domain.com hostmaster.2a-tec.c |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.value-domain.com, ns2.value-domain.com)
Analysis
Mail Server Role
2a-tec.com serves as a mail server for 2a-tec.com.
IP Addresses
2a-tec.com points to a single IP: 183.90.183.76.
Other host names, for instance fleuraison.co.jp, c34.hpms1.jp, yashiki.co.jp, ntoffice.com and appirockyinn.com share IP numbers with 2a-tec.com.
Name Servers
2a-tec.com's delegation is to two name servers ns1.value-domain.com and ns2.value-domain.com.
2a-tec.com shares the same name server configuration as other domains, such as saijo-navi.com, fukuramu-pan.com, preshare.net, cancer521.com and qualis-official.com.
2a-tec.com at least partially shares its name servers with other domains, for instance trifle.org, matometer.com, otoya-sun.com, 0-k.biz and ybsk.jp.
these name servers are commonly used with the name servers ns3.value-domain.com, ns4.value-domain.com, ns5.value-domain.com, ns11.value-domain.com, ns12.value-domain.com and ns13.value-domain.com.
Host names with two IP numbers: ns1.value-domain.com points to 172.64.52.38 and 172.64.52.161; ns2.value-domain.com points to 172.64.53.3 and 172.64.53.115
Mail Servers
2a-tec.com is handled by a single mail server.
2a-tec.com points to IP number 183.90.183.76.