mck.co - robtex.com
mck.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=1759783623 | ||||||
rank #1776 in the tld
⚠️ On DNS blocklist: urlshortener
Same first word
Similar names
Previous names
Next names
DNS History
12 records (9 active, 3 former)
○NSns1.mckinsey.com2026-03-15 → 2026-03-15 · 3 obs
○ 2026-07-19 06:31:14
○ 2026-10-18 08:05:04
●NSns2.mckinsey.com2026-03-15 → 2026-10-18 · 2 obs
● 2026-10-18 08:05:04
○NSns3.mckinsey.com2026-03-15 → 2026-03-15 · 3 obs
○ 2026-07-19 06:31:14
○ 2026-10-18 08:05:04
○NSns4.mckinsey.com2026-03-15 → 2026-03-15 · 3 obs
○ 2026-07-19 06:31:14
○ 2026-10-18 08:05:04
●A67.199.248.122026-03-15 → 2026-10-18 · 2 obs
● 2026-10-18 08:05:04
●A67.199.248.132026-03-15 → 2026-10-18 · 2 obs
● 2026-10-18 08:05:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | b.registrydns.co, a.registrydns.co, d.registrydns.co, c.registrydns.co | - |
| mck.co | a18-65.akam.net, a12-64.akam.net, a1-89.akam.net, a22-66.akam.net... | - |
✅ Authoritative Response
Server:95.101.36.65
NS records: a18-65.akam.net, a12-64.akam.net, a1-89.akam.net, a22-66.akam.net, a9-64.akam.net, a3-67.akam.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mck.co (unsigned zone)
⏱️ Timing
Total: 1005ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 67.199.248.12, 67.199.248.13 |
| NS | 6 | a1-89.akam.net, a18-65.akam.net... |
| SOA | 1 | ns2.mckinsey.com hostmaster.mckinsey.com |
Analysis
IP Addresses
mck.co points to the IP addresses 67.199.248.12 and 67.199.248.13
vcpl.me, mbph.media, didyouloveit.com plus two other host names have IP numbers in common with mck.co.
Name Servers
mck.co carries NS records listing 7 name servers — ns2.mckinsey.com, a1-89.akam.net, a12-64.akam.net and 4 others.
The name servers of mck.co overlap at least partially with those of other domains — among them paysafe.com, assets.linode.com, bofaresolution.help and two more.
These name servers commonly appear in delegations together with a18-65.akam.net, a3-67.akam.net, a9-64.akam.net and 5 other.
Host names pointing to two IP addresses:
The A records for a1-89.akam.net return 193.108.91.89 and 2600:1401:2::59.
The A records for a12-64.akam.net return 184.26.160.64 and 2600:1480:f000::40.
The A records for a18-65.akam.net return 95.101.36.65 and 2600:1480:4800::41.
The A records for a22-66.akam.net return 23.211.61.66 and 2600:1480:7800::42.
The A records for a3-67.akam.net return 96.7.49.67 and 2600:1408:1c::43.
The A records for a9-64.akam.net return 184.85.248.64 and 2a02:26f0:117::40.
Host names resolving to a single IP address:
ns2.mckinsey.com resolves to the IP address 157.191.2.102.