mac.us - dns.ninja
mac.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 17.253.142.4🇺🇸 Apple17.253.142.0/24 | ||||||
| NS | ns-ext-prod.jackfruit.apple.com ⭐ | ||||||
| NS | a.ns.apple.com | ||||||
| A | 2620:149:ae0::53🇺🇸 Apple2620:149:ae0::/48 | ||||||
| PTR | a.ns.apple.com | ||||||
| A | 17.253.200.1🇺🇸 Apple17.253.200.0/24 | ||||||
| PTR | a.ns.apple.com | ||||||
| NS | b.ns.apple.com | ||||||
| A | 2620:149:ae7::53🇺🇸 Apple2620:149:ae7::/48 | ||||||
| PTR | b.ns.apple.com | ||||||
| A | 17.253.207.1🇺🇸 Apple17.253.207.0/24 | ||||||
| PTR | b.ns.apple.com | ||||||
| NS | c.ns.apple.com | ||||||
| A | 2620:171:800:714::1🇺🇸 UNSPECIFIED2620:171:800::/48 Packet Clearing House - v6 Anycast Prefix - 714 | ||||||
| PTR | c.ns.apple.com | ||||||
| A | 204.19.119.1🇺🇸 UNSPECIFIED204.19.119.0/24 Packet Clearing House - v4 Anycast Prefix - 714 | ||||||
| PTR | c.ns.apple.com | ||||||
| NS | d.ns.apple.com | ||||||
| A | 2620:171:801:714::1🇺🇸 UNSPECIFIED2620:171:801::/48 Packet Clearing House - v6 Anycast Prefix - 714 | ||||||
| PTR | d.ns.apple.com | ||||||
| A | 204.26.57.1🇺🇸 UNSPECIFIED204.26.57.0/24 Packet Clearing House - v4 Anycast Prefix - 714 | ||||||
| TXT | v=spf1 -all | ||||||
| TXT | This is a test. | ||||||
| SOA | ns-ext-prod.jackfruit.apple.comdnscontact@apple.com serial=55 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1785411609 | ||||||
PTR for
Subdomains
www.mac.us |
Same first word
Similar names
DNS History
17 records (6 active, 11 former)
●NSa.ns.apple.com2020-11-16 → 2026-07-30 · 3 obs
● 2020-11-16 16:23:28
● 2026-07-30 11:49:42
○NSadns1.apple.com2020-11-16 → 2020-12-02 · 5 obs
● 2020-11-16 16:23:28
● 2020-12-02 23:28:52
○ 2021-09-19 17:09:26
○ 2026-07-30 11:49:42
●NSb.ns.apple.com2020-11-16 → 2026-07-30 · 3 obs
● 2020-11-16 16:23:28
● 2026-07-30 11:49:42
●NSc.ns.apple.com2020-11-16 → 2026-07-30 · 3 obs
● 2020-11-16 16:23:28
● 2026-07-30 11:49:42
●NSd.ns.apple.com2020-11-16 → 2026-07-30 · 3 obs
● 2020-11-16 16:23:28
● 2026-07-30 11:49:42
○NSgridmaster-ib.apple.com2015-08-28 → 2017-01-22 · 4 obs
● 2017-01-22 11:54:04
○ 2020-11-16 16:23:28
○ 2026-07-30 11:49:42
●NSns-ext-prod.jackfruit.apple.com2026-02-16 → 2026-07-30 · 3 obs
● 2026-02-16 05:45:12
● 2026-07-30 11:49:42
○NSnserver.apple.com2015-08-28 → 2020-12-02 · 4 obs
● 2020-12-02 23:28:52
○ 2021-09-19 17:09:26
○ 2026-07-30 11:49:42
○NSnserver.asia.apple.com2015-08-28 → 2017-01-22 · 4 obs
● 2017-01-22 11:54:04
○ 2020-11-16 16:23:28
○ 2026-07-30 11:49:42
○NSnserver.euro.apple.com2015-08-28 → 2017-01-22 · 4 obs
● 2017-01-22 11:54:04
○ 2020-11-16 16:23:28
○ 2026-07-30 11:49:42
○NSnserver2.apple.com2015-08-28 → 2017-01-22 · 4 obs
● 2017-01-22 11:54:04
○ 2020-11-16 16:23:28
○ 2026-07-30 11:49:42
○NSnserver3.apple.com2015-08-28 → 2017-01-22 · 4 obs
● 2017-01-22 11:54:04
○ 2020-11-16 16:23:28
○ 2026-07-30 11:49:42
○NSnserver4.apple.com2015-08-28 → 2017-01-22 · 4 obs
● 2017-01-22 11:54:04
○ 2020-11-16 16:23:28
○ 2026-07-30 11:49:42
○NSusmsc2-extxfr-001.dns.apple.com2021-09-19 → 2021-09-19 · 4 obs
● 2021-09-19 17:09:26
○ 2026-02-16 05:45:12
○ 2026-07-30 11:49:42
○A17.172.224.812015-08-28 → 2017-01-22 · 4 obs
● 2017-01-22 11:54:04
○ 2020-11-16 16:23:28
○ 2026-07-30 11:49:42
○A17.178.96.612015-08-28 → 2017-01-22 · 4 obs
● 2017-01-22 11:54:04
○ 2020-11-16 16:23:28
○ 2026-07-30 11:49:42
●A17.253.142.42020-11-16 → 2026-07-30 · 3 obs
● 2020-11-16 16:23:28
● 2026-07-30 11:49:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, n.cctld.us, w.cctld.us... | - |
| mac.us | c.ns.apple.com, b.ns.apple.com, a.ns.apple.com, d.ns.apple.com | - |
✅ Authoritative Response
Server:204.26.57.1
NS records: c.ns.apple.com, b.ns.apple.com, a.ns.apple.com, d.ns.apple.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mac.us (unsigned zone)
⏱️ Timing
Total: 983ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 17.253.142.4 |
| NS | 4 | a.ns.apple.com, b.ns.apple.com... |
| TXT | 2 | v=spf1 -all, This is a test. |
| SOA | 1 | ns-ext-prod.jackfruit.apple.com dnsconta |
Analysis
Hierarchy
The domain www.mac.us falls under the parent mac.us.
IP Addresses
mac.us resolves to one IP address: 17.253.142.4.
applesports.support, applestore.co.uk, apple.watch and two other host names share IP numbers with mac.us.
Name Servers
mac.us has five name servers, which are ns-ext-prod.jackfruit.apple.com, a.ns.apple.com, b.ns.apple.com and two others.
At least some of mac.us's name servers are shared with other domains, for example monsterrheadphones.com, beatsbydremonsteraustralia.com, 12diasderegalosdeitunes.gt and two more.
It is common for these name servers to be used in conjunction with the name servers c.ns.apple.com, d.ns.apple.com and ns-ext-prod.jackfruit.edge.apple.com.
Four hostnames, each resolving to a pair of IP addresses: a.ns.apple.com directs to 17.253.200.1 and 2620:149:ae0::53; b.ns.apple.com directs to 17.253.207.1 and 2620:149:ae7::53; c.ns.apple.com directs to 204.19.119.1 and 2620:171:800:714::1; d.ns.apple.com directs to 204.26.57.1 and 2620:171:801:714::1.