masterfile.co - robtex.com
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masterfile.co
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co 🔒 | ||||||
| NS | b.registrydns.co 🔒 | ||||||
| NS | c.registrydns.co 🔒 | ||||||
| NS | d.registrydns.co 🔒 | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759588016 | ||||||
Same first word
masterfile.lu |
masterfile.co |
masterfile.co.za |
masterfile.com |
masterfile.eu |
masterfile.be |
masterfile.info |
masterfile.ru |
masterfile.biz |
Similar names
DNS History
18 records (14 active, 4 former)
●NSns-1138.awsdns-14.org2026-02-16 → 2026-02-17 · 2 obs
● 2026-02-17 20:12:02
●NSns-128.awsdns-16.com2026-02-16 → 2026-02-17 · 2 obs
● 2026-02-17 20:12:02
●NSns-1809.awsdns-34.co.uk2026-02-16 → 2026-02-17 · 2 obs
● 2026-02-17 20:12:02
●NSns-588.awsdns-09.net2026-02-16 → 2026-02-17 · 2 obs
● 2026-02-17 20:12:02
●MXalt1.aspmx.l.google.com2026-02-16 → 2026-02-17 · 2 obs
● 2026-02-17 20:12:02
●MXalt2.aspmx.l.google.com2026-02-16 → 2026-02-17 · 2 obs
● 2026-02-17 20:12:02
●MXalt3.aspmx.l.google.com2026-02-16 → 2026-02-17 · 2 obs
● 2026-02-17 20:12:02
●MXalt4.aspmx.l.google.com2026-02-16 → 2026-02-17 · 2 obs
● 2026-02-17 20:12:02
●MXaspmx.l.google.com2026-02-16 → 2026-02-17 · 2 obs
● 2026-02-17 20:12:02
●MXfeedback-smtp.us-east-1.amazonses.com2026-02-16 → 2026-02-17 · 2 obs
● 2026-02-17 20:12:02
●A13.226.238.1042026-02-16 → 2026-02-17 · 4 obs
○ 2026-02-17 10:49:22
● 2026-02-17 20:12:00
● 2026-02-17 20:12:02
●A13.226.238.372026-02-16 → 2026-02-17 · 4 obs
○ 2026-02-17 10:49:22
● 2026-02-17 20:12:00
● 2026-02-17 20:12:02
●A13.226.238.392026-02-16 → 2026-02-17 · 4 obs
○ 2026-02-17 10:49:22
● 2026-02-17 20:12:00
● 2026-02-17 20:12:02
●A13.226.238.762026-02-16 → 2026-02-17 · 4 obs
○ 2026-02-17 10:49:22
● 2026-02-17 20:12:00
● 2026-02-17 20:12:02
○A99.84.41.1142026-02-17 → 2026-02-17 · 4 obs
● 2026-02-17 10:49:22
○ 2026-02-17 20:12:00
○ 2026-02-17 20:12:02
○A99.84.41.462026-02-17 → 2026-02-17 · 4 obs
● 2026-02-17 10:49:22
○ 2026-02-17 20:12:00
○ 2026-02-17 20:12:02
○A99.84.41.492026-02-17 → 2026-02-17 · 4 obs
● 2026-02-17 10:49:22
○ 2026-02-17 20:12:00
○ 2026-02-17 20:12:02
○A99.84.41.972026-02-17 → 2026-02-17 · 4 obs
● 2026-02-17 10:49:22
○ 2026-02-17 20:12:00
○ 2026-02-17 20:12:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | b.registrydns.co, c.registrydns.co, d.registrydns.co, a.registrydns.co | - |
| masterfile.co | ns-1809.awsdns-34.co.uk, ns-128.awsdns-16.com, ns-588.awsdns-09.net, ns-1138.awsdns-14.org | - |
✅ Authoritative Response
Server: 205.251.199.17
NS records: ns-1809.awsdns-34.co.uk, ns-128.awsdns-16.com, ns-588.awsdns-09.net, ns-1138.awsdns-14.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for masterfile.co (unsigned zone)
⏱️ Timing
Total: 489ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 13.226.238.39, 13.226.238.76... |
| NS | 4 | ns-1138.awsdns-14.org, ns-128.awsdns-16.com... |
| MX | 6 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 1 | atlassian-domain-verification=lcAgDamZW1 |
| SOA | 1 | ns-128.awsdns-16.com awsdns-hostmaster.a |
AI analysis
masterfile.co points to four IP numbers: 13.226.238.37, 13.226.238.39, 13.226.238.76 and 13.226.238.104.
Other host names, for instance getbuilds.dev, minifiearchitects.wetransfer.com, d1738ax8ttp6wn.cloudfront.net, beeproduction.wetransfer.com and heydesign.wetransfer.com share IP numbers with masterfile.co.
masterfile.co is delegated to four name servers: ns-128.awsdns-16.com, ns-588.awsdns-09.net, ns-1138.awsdns-14.org and ns-1809.awsdns-34.co.uk.
masterfile.co at least partially shares its name servers with other domains, for instance oppoen.com, protazoa.com, lovehelloyo.sg, columnidol.biz and 7nm.org.
Host names with two IPs: ns-128.awsdns-16.com points to 2600:9000:5300:8000::1 and 205.251.192.128; ns-588.awsdns-09.net points to 2600:9000:5302:4c00::1 and 205.251.194.76; ns-1138.awsdns-14.org points to 2600:9000:5304:7200::1 and 205.251.196.114; ns-1809.awsdns-34.co.uk points to 2600:9000:5307:1100::1 and 205.251.199.17.
Six mail servers handle masterfile.co: feedback-smtp.us-east-1.amazonses.com, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
masterfile.co shares some mail servers with other domains, including ns500759.ns500759.ns500758.ns500758.ns500698.ns500736.ns500736.ns500735.ns500576.ns500708.ns500619.ns500619.ns500576.trackreceptor.com, ns500731.ns500671.ns500754.ns500671.ns500731.ns500731.ns500704.ns500649.ns500291.ns500291.ns500666.ns500291.ns500291.ns500131.lustychickser.com, ns500754.ns500754.ns500731.ns500704.ns500731.ns500671.ns500742.ns500671.ns500704.ns500705.ns500671.ns500671.ns500688.ns500291.ns500153.tenderladiesbz.com, ns500693.ns500734.ns500693.ns500693.ns500693.ns500734.ns500734.ns500588.ns500693.ns500588.ns500588.ns500699.ns500683.ns500612.ns500588.ns500588.dtrkdll.com and ns500759.ns500758.ns500698.ns500698.ns500735.ns500736.ns500736.ns500708.ns500698.ns500619.ns500619.ns500619.ns500576.trackreceptor.com.
these mail servers are often used alongside the mail servers aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with three IP numbers:
feedback-smtp.us-east-1.amazonses.com points to 3.218.134.115, 18.235.76.96 and 34.192.233.193.
Host names with two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.
alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.
alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.
alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26.
alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.