139.co - robtex.com
139.co
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns1.dan.com ⭐ | ||||||
| A | 2603:5:2125::43🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.dan.com | ||||||
| A | 97.74.98.67🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.dan.com | ||||||
| NS | ns2.dan.com | ||||||
| A | 2603:5:2225::43🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.dan.com | ||||||
| A | 173.201.66.67🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.dan.com | ||||||
| SOA | ns1.dan.comdns@jomax.net 2025-10-01 #0 | ||||||
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 | ||||||
Subdomains
mmail.139.co |
Same first word
Similar names
DNS History
22 records (4 active, 18 former)
○NSadam.ns.cloudflare.com2020-11-21 → 2021-09-29 · 5 obs
● 2020-11-21 16:52:26
● 2021-09-29 21:57:26
○ 2026-02-14 19:30:06
○ 2026-03-05 16:40:08
○NScandy.ns.cloudflare.com2020-11-21 → 2021-09-29 · 5 obs
● 2020-11-21 16:52:26
● 2021-09-29 21:57:26
○ 2026-02-14 19:30:06
○ 2026-03-05 16:40:08
○NSdns1.name-services.com2015-07-13 → 2020-05-20 · 4 obs
● 2020-05-20 17:58:30
○ 2020-11-21 16:52:26
○ 2026-03-05 16:40:08
○NSdns2.name-services.com2015-07-13 → 2020-05-20 · 4 obs
● 2020-05-20 17:58:30
○ 2020-11-21 16:52:26
○ 2026-03-05 16:40:08
○NSdns3.name-services.com2015-07-13 → 2020-05-20 · 4 obs
● 2020-05-20 17:58:30
○ 2020-11-21 16:52:26
○ 2026-03-05 16:40:08
○NSdns4.name-services.com2015-07-13 → 2020-05-20 · 4 obs
● 2020-05-20 17:58:30
○ 2020-11-21 16:52:26
○ 2026-03-05 16:40:08
○NSdns5.name-services.com2015-07-13 → 2020-05-20 · 4 obs
● 2020-05-20 17:58:30
○ 2020-11-21 16:52:26
○ 2026-03-05 16:40:08
●NSns1.dan.com2026-02-14 → 2026-03-05 · 3 obs
● 2026-02-14 19:30:06
● 2026-03-05 16:40:08
●NSns2.dan.com2026-02-14 → 2026-03-05 · 3 obs
● 2026-02-14 19:30:06
● 2026-03-05 16:40:08
○A104.21.60.2052021-05-16 → 2021-09-29 · 5 obs
● 2021-05-16 11:50:56
● 2021-09-29 21:57:26
○ 2026-02-14 19:30:06
○ 2026-03-05 16:40:08
○A104.27.134.1012020-11-21 → 2020-12-11 · 5 obs
● 2020-11-21 16:52:26
● 2020-12-11 17:04:40
○ 2021-05-16 11:50:56
○ 2026-03-05 16:40:08
○A104.27.135.1012020-11-21 → 2020-12-11 · 5 obs
● 2020-11-21 16:52:26
● 2020-12-11 17:04:40
○ 2021-05-16 11:50:56
○ 2026-03-05 16:40:08
○A116.212.117.2202015-07-13 → 2017-02-11 · 4 obs
● 2017-02-11 21:17:14
○ 2017-06-26 21:17:02
○ 2026-03-05 16:40:08
●A13.248.169.482026-02-14 → 2026-03-05 · 3 obs
● 2026-02-14 19:30:06
● 2026-03-05 16:40:08
○A172.67.201.732020-11-21 → 2021-09-29 · 5 obs
● 2020-11-21 16:52:26
● 2021-09-29 21:57:26
○ 2026-02-14 19:30:06
○ 2026-03-05 16:40:08
○A184.154.126.1802017-06-26 → 2017-08-31 · 5 obs
● 2017-06-26 21:17:02
● 2017-08-31 10:15:14
○ 2019-11-25 11:12:32
○ 2026-03-05 16:40:08
○A2606:4700:3030::681b:87652020-11-21 → 2020-12-11 · 5 obs
● 2020-11-21 16:52:26
● 2020-12-11 17:04:40
○ 2021-05-16 11:50:56
○ 2026-03-05 16:40:08
○A2606:4700:3032::6815:3ccd2021-05-16 → 2021-09-29 · 5 obs
● 2021-05-16 11:50:56
● 2021-09-29 21:57:26
○ 2026-02-14 19:30:06
○ 2026-03-05 16:40:08
○A2606:4700:3034::ac43:c9492020-11-21 → 2021-09-29 · 5 obs
● 2020-11-21 16:52:26
● 2021-09-29 21:57:26
○ 2026-02-14 19:30:06
○ 2026-03-05 16:40:08
○A2606:4700:3037::681b:86652020-11-21 → 2020-12-11 · 5 obs
● 2020-11-21 16:52:26
● 2020-12-11 17:04:40
○ 2021-05-16 11:50:56
○ 2026-03-05 16:40:08
●A76.223.54.1462026-02-14 → 2026-03-05 · 3 obs
● 2026-02-14 19:30:06
● 2026-03-05 16:40:08
○A91.195.240.1032019-11-25 → 2020-05-20 · 5 obs
● 2019-11-25 11:12:32
● 2020-05-20 17:58:30
○ 2020-11-21 16:52:26
○ 2026-03-05 16:40:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | c.registrydns.co, b.registrydns.co, a.registrydns.co, d.registrydns.co | 8 records |
| 139.co | ns1.dan.com, ns2.dan.com | - |
✅ Authoritative Response
Server: 97.74.98.67
NS records: ns1.dan.com, ns2.dan.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 139.co (unsigned zone)
⏱️ Timing
Total: 260ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 13.248.169.48, 76.223.54.146 |
| NS | 2 | ns1.dan.com, ns2.dan.com |
| SOA | 1 | ns1.dan.com dns.jomax.net |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (d.registrydns.co, c.registrydns.co, b.registrydns.co...)
Analysis
Hierarchy
The parent of mmail.139.co is 139.co.
IP Addresses
139.co points to two IP numbers: 13.248.169.48 and 76.223.54.146.
Other host names such as satisfactionstore.com, denvercorporatelaw.com, www.cat29.com, mx.20somethingthings.com and infovina.com share IPs with 139.co.
Name Servers
Two name servers ns1.dan.com and ns2.dan.com handle the delegation for 139.co.
139.co shares the same name server setup as other domains, for example liyt.net, heyya.de, administrationmaster.com, bf7a3860e009.astroblox.com and business-systems.com.
139.co at least partially shares name servers with other domains, for example udjibouti.com, slopswap.com, secondchancefunds.com, booksellers.us and mhek.com.
These name servers are commonly used with ns1.undeveloped.com and ns2.undeveloped.com and verification-auur7jbg.ns3.dan.hosting.
Host names with two IP numbers:
ns1.dan.com points to 2603:5:2125::43 and 97.74.98.67.
ns2.dan.com points to 2603:5:2225::43 and 173.201.66.67.