costco-plus.com - robtex.com
costco-plus.com
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=1774598772 | ||||||
Same first word
costco-plus.com |
DNS History
9 records (6 active, 3 former)
●NSns1.vercel-dns.com2026-02-20 → 2026-03-27 · 2 obs
● 2026-03-27 08:33:28
●NSns2.vercel-dns.com2026-02-20 → 2026-03-27 · 2 obs
● 2026-03-27 08:33:28
●MXmx1.improvmx.com2026-02-20 → 2026-03-27 · 2 obs
● 2026-03-27 08:33:28
●MXmx2.improvmx.com2026-02-20 → 2026-03-27 · 2 obs
● 2026-03-27 08:33:28
○A216.150.1.1292026-02-20 → 2026-02-20 · 3 obs
○ 2026-02-21 21:34:50
○ 2026-03-27 08:33:28
●A216.150.1.1932026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 08:33:28
●A216.150.16.12026-02-21 → 2026-03-27 · 3 obs
● 2026-02-21 21:34:50
● 2026-03-27 08:33:28
○A216.150.16.1292026-02-20 → 2026-02-20 · 3 obs
○ 2026-02-21 21:34:50
○ 2026-03-27 08:33:28
○A216.150.16.1932026-02-21 → 2026-02-21 · 3 obs
● 2026-02-21 21:34:50
○ 2026-03-27 08:33:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| costco-plus.com | ns1.vercel-dns.com, ns2.vercel-dns.com | 4 records |
✅ Authoritative Response
Server:198.51.45.13
NS records: ns1.vercel-dns.com, ns2.vercel-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for costco-plus.com (unsigned zone)
⏱️ Timing
Total: 142ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 216.150.1.193, 216.150.1.65 |
| NS | 2 | ns1.vercel-dns.com, ns2.vercel-dns.com |
| MX | 2 | mx1.improvmx.com (pri: 10), mx2.improvmx.com (pri: 20) |
| TXT | 3 | google-site-verification=8LX8NoRQANKBymV, google-site-verification=SJJyPc3HszBjGdc... |
| SOA | 1 | ns1.vercel-dns.com hostmaster.nsone.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.vercel-dns.com, ns1.vercel-dns.com, ns2.vercel-dns.com...)
Analysis
IP Addresses
costco-plus.com points to two IPs: 216.150.1.193 and 216.150.16.1.
Other host names including songteksten.pagina.nl, hosting.groovehq.help.d232419e3a5a8d80.vercel-dns-016.com, serv1-mk3.ilse.net, d38b60d999cebd0f.vercel-dns-016.com and images.mothernature.com share IP numbers with costco-plus.com.
Name Servers
costco-plus.com's delegation uses two name servers, ns1.vercel-dns.com and ns2.vercel-dns.com.
costco-plus.com shares the same name server setup as other domains, for example khelkhatam.com, gifta.in, i88sgcny26.com, enygma.ca and nakit.mk.
costco-plus.com at least partially shares name servers with other domains, including seekerlink.com, jdetle.com, mbedm.com, parem.net and kordulka-kroje.cz.
Host names with two IPs:
ns1.vercel-dns.com points to: 2620:4d:4000:6259:7:13:0:1 and 198.51.44.13
ns2.vercel-dns.com points to: 2a00:edc0:6259:7:13::2 and 198.51.45.13
Mail Servers
costco-plus.com is handled by two mail servers: mx1.improvmx.com and mx2.improvmx.com.
costco-plus.com shares its mail server setup with other domains, including vision360advance.com, ennetech.me, kiwax.com, edulite.in and kodenames.io.
costco-plus.com shares at least partially some mail servers with other domains, for instance farexco.com, byrnehollander.com and 4g.biz.
Host names with six IP numbers:
mx1.improvmx.com points to: 2a05:d012:412:e201:88aa:e7b9:7a43:12d7, 2a05:d012:412:e202:f36:2c1f:1a49:d38a, 2a05:d012:412:e203:373a:f51a:4a85:1d25, 13.37.195.136, 15.236.236.160 and 35.181.18.45.
mx2.improvmx.com points to: 2a05:d012:412:e201:1f6e:f6e4:8fd7:4678, 2a05:d012:412:e202:e81e:cc44:3b53:8a3d, 2a05:d012:412:e203:7e33:3d9c:28d7:ee20, 13.36.107.63, 13.36.222.39 and 15.236.61.92.