mail.asu-tek.com - robtex.com
mail.asu-tek.com
| CNAME | domain.mail.yandex.net | ||||||
| CNAME | mail.yandex.ru | ||||||
| DNSSEC | β οΈ Not signed | ||||||
| A | 2a02:6b8::a4π·πΊ TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | mail-yandex-ru-production-external.stable.qloud-b.yandex.net | ||||||
| A | 77.88.21.37π·πΊ TELETECH77.88.0.0/18 Yandex enterprise network | ||||||
| NS | ns3.yandex.ru β | ||||||
| A | 2a02:6b8::1001π·πΊ TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | ns3.yandex.ru | ||||||
| A | 87.250.250.1π·πΊ TELETECH87.250.224.0/19 Yandex network | ||||||
| PTR | ns3.yandex.ru | ||||||
| NS | ns4.yandex.ru | ||||||
| A | 2a02:6b8:0:1::1:1π·πΊ TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | ns4.yandex.ru | ||||||
| A | 77.88.21.1π·πΊ TELETECH77.88.0.0/18 Yandex enterprise network | ||||||
| PTR | ns4.yandex.ru | ||||||
| MX | mx.yandex.ru β | ||||||
| A | 2a02:6b8::311π·πΊ TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| A | 77.88.21.249π·πΊ TELETECH77.88.0.0/18 Yandex enterprise network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| TXT | yandex-verification: bee56b4396205cc2 | ||||||
| TXT | google-site-verification=nDqpeshiROB8mM_RiyqO01xkpebe6eiweTxpX6vx8lk | ||||||
| TXT | mailru-verification: de5e58bac797a76d | ||||||
| TXT | v=spf1 redirect=_spf.yandex.net | ||||||
| SOA | ns3.yandex.rusysadmin@yandex.ru serial=1776042674 | ||||||
asu-tek.com
| DNSSEC | β οΈ Not signed | ||||||
| A | 2a06:98c1:3120::πΊπΈ Cloudflare2a06:98c1:3120::/48 β In HTTPS hints | ||||||
| A | 2a06:98c1:3121::πΊπΈ Cloudflare2a06:98c1:3121::/48 β In HTTPS hints | ||||||
| A | 188.114.96.0π³π± Cloudflare188.114.96.0/24 β In HTTPS hints | ||||||
| A | 188.114.97.0π³π± Cloudflare188.114.97.0/24 β In HTTPS hints | ||||||
| NS | boyd.ns.cloudflare.com β | ||||||
| NS | gwen.ns.cloudflare.com | ||||||
| MX | mx.yandex.net β | ||||||
| TXT | v=spf1 redirect=_spf.yandex.net | ||||||
| TXT | yandex-verification: adee4d77c00baeb4 | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 188.114.96.0, 188.114.97.0 | ||||||
| IPv6 hints | 2a06:98c1:3120::, 2a06:98c1:3121:: | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=146, name=cloudflare-ech.com | ||||||
| SOA | boyd.ns.cloudflare.comdns@cloudflare.com serial=2398093147 | ||||||
Previously MX for
Same first word
Similar names
DNS History
3 records (1 active, 2 former)
βA188.132.172.1142015-06-16 β 2016-03-29 Β· 4 obs
β 2016-03-29 20:30:56
β 2016-11-09 03:41:42
β 2026-04-13 01:18:48
βA62.210.248.2472016-11-09 β 2016-11-09 Β· 4 obs
β 2016-11-09 03:41:42
β 2026-04-13 01:18:46
β 2026-04-13 01:18:48
βCNAMEdomain.mail.yandex.net2026-04-13 β 2026-04-13 Β· 2 obs
β 2026-04-13 01:18:48
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net... | - |
| asu-tek.com | gwen.ns.cloudflare.com, boyd.ns.cloudflare.com | 12 records |
β Authoritative Response
Server:108.162.193.75
NS records: gwen.ns.cloudflare.com, boyd.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for asu-tek.com (unsigned zone)
β±οΈ Timing
Total: 92ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | domain.mail.yandex.net |
π Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (gwen.ns.cloudflare.com, gwen.ns.cloudflare.com, gwen.ns.cloudflare.com...)
Analysis
IP Addresses
mail.asu-tek.com resolves to two IP numbers: 2a02:6b8::a4 and 77.88.21.37.
other host names including mail.yandex.md, ceer.by, tempkorea.com, mail.technodreamscreation.com and mail.yandex.by share IP numbers with mail.asu-tek.com.
Name Servers
mail.asu-tek.com is delegated to two name servers ns3.yandex.ru and ns4.yandex.ru.
mail.asu-tek.com shares the same name server setup as other domains, for instance pogoda.yandex.ru, 154.108.95.in-addr.arpa, dclub.ru, 134.108.95.in-addr.arpa and 212.45.5.in-addr.arpa.
mail.asu-tek.com at least partially shares name servers with other domains, for instance mon.yandex.net, net.yandex.net, qloud.yandex.net and fog.yandex.net.
These name servers are commonly used alongside ns5.yandex.ru and ns6.yandex.ru.
Host names with two IP numbers:
The host name ns3.yandex.ru points to 2a02:6b8::1001 and 87.250.250.1; the host name ns4.yandex.ru points to 2a02:6b8:0:1::1:1 and 77.88.21.1.
Mail Servers
mail.asu-tek.com is handled by a single mail server, mx.yandex.ru.
mail.asu-tek.com shares the same mail server setup as other domains, for instance datokoridze.com, gritsakmariya.com, moemope.ru, fitdancer.ru and arservis-m.ru.
mail.asu-tek.com shares some mail servers with other domains, at least partially, for instance vershina-group.ru, dpspb.com, det-os.ru, arboplus.ru and roshiya.com.
these mail servers are commonly used with the mail servers mx.yandex.net.
mx.yandex.ru resolves to two IP numbers: 2a02:6b8::311 and 77.88.21.249.