calcium.tw - robtex.com
calcium.tw
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns-1431.awsdns-50.org ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5305:9700::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1431.awsdns-50.org | ||||||
| A | 205.251.197.151🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1431.awsdns-50.org | ||||||
| NS | ns-1976.awsdns-55.co.uk ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5307:b800::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1976.awsdns-55.co.uk | ||||||
| A | 205.251.199.184🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1976.awsdns-55.co.uk | ||||||
| NS | ns-284.awsdns-35.com ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5301:1c00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-284.awsdns-35.com | ||||||
| A | 205.251.193.28🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-284.awsdns-35.com | ||||||
| NS | ns-846.awsdns-41.net ⚠️ Not in zone NS records | ||||||
| A | 2600:9000:5303:4e00::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-846.awsdns-41.net | ||||||
| A | 205.251.195.78🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-846.awsdns-41.net | ||||||
tw
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.tw ⭐ | ||||||
| NS | anytld.apnic.net ⚠️ Not in parent delegation | ||||||
| NS | b.dns.tw | ||||||
| NS | c.dns.tw | ||||||
| NS | d.dns.tw | ||||||
| NS | e.dns.tw | ||||||
| NS | f.dns.tw | ||||||
| NS | g.dns.tw | ||||||
| NS | h.dns.tw | ||||||
| SOA | a.dns.twsnw@twnic.net.tw serial=2011004373 | ||||||
Same first word
Similar names
mucical.com |
culicam.com |
uccmail.co.tz |
malucci.com |
alucmic.com |
maccliu.com |
lucimac.com |
macculi.it |
ucclaim.com |
uccmail.com |
uccmali.com |
cclmaui.com |
almucci.com |
lucicam.com |
DNS History
4 records (4 active, 0 former)
●NSns-1431.awsdns-50.org2026-03-17 → 2026-04-24 · 2 obs
● 2026-04-24 08:36:42
●NSns-1976.awsdns-55.co.uk2026-03-17 → 2026-04-24 · 2 obs
● 2026-04-24 08:36:42
●NSns-284.awsdns-35.com2026-03-17 → 2026-04-24 · 2 obs
● 2026-04-24 08:36:42
●NSns-846.awsdns-41.net2026-03-17 → 2026-04-24 · 2 obs
● 2026-04-24 08:36:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | f.dns.tw, g.dns.tw, a.dns.tw, b.dns.tw... | - |
| calcium.tw | ns-284.awsdns-35.com, ns-1431.awsdns-50.org, ns-846.awsdns-41.net, ns-1976.awsdns-55.co.uk | - |
✅ Authoritative Response
Server:205.251.193.28
NS records: ns-284.awsdns-35.com, ns-1431.awsdns-50.org, ns-846.awsdns-41.net, ns-1976.awsdns-55.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for calcium.tw (unsigned zone)
⏱️ Timing
Total: 591ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
calcium.tw is delegated to four name servers: ns-284.awsdns-35.com, ns-846.awsdns-41.net, ns-1431.awsdns-50.org and ns-1976.awsdns-55.co.uk.
calcium.tw at least partially shares name servers with other domains, for instance hudlgive.com, d1vw1wqotoqws3.cloudfront.net, regrace.world, villasofdistinction.com and kanglo-tree.com.
These name servers are commonly used with ns-615.awsdns-12.net, ns-1972.awsdns-54.co.uk and ns-1118.awsdns-11.org.
Host names with two IP numbers:
Host name ns-284.awsdns-35.com points to: 2600:9000:5301:1c00::1 and 205.251.193.28.
Host name ns-846.awsdns-41.net points to: 2600:9000:5303:4e00::1 and 205.251.195.78.
Host name ns-1431.awsdns-50.org points to: 2600:9000:5305:9700::1 and 205.251.197.151.
Host name ns-1976.awsdns-55.co.uk points to: 2600:9000:5307:b800::1 and 205.251.199.184.