emstac.org - robtex.com
emstac.org
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3036::ac43:89b1πΊπΈ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:46a2πΊπΈ Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.70.162Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.137.177πΊπΈ Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | jocelyn.ns.cloudflare.com β | ||||||
| A | 2606:4700:50::adf5:3aaeπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0aeπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20aeπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 108.162.192.174πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 172.64.32.174πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 173.245.58.174πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| NS | peter.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c03πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | peter.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c303π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | peter.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2303πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | peter.ns.cloudflare.com | ||||||
| A | 108.162.195.3πΊπΈ Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | peter.ns.cloudflare.com | ||||||
| A | 162.159.44.3Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | peter.ns.cloudflare.com | ||||||
| A | 172.64.35.3πΊπΈ Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | peter.ns.cloudflare.com | ||||||
| MX | ghs.google.com β | ||||||
| A | 2a00:1450:4009:c0b::79π¬π§ Google2a00:1450:4009::/48 | ||||||
| PTR | wj-in-f121.1e100.net | ||||||
| A | 142.250.140.121πΊπΈ Google142.250.140.0/24 | ||||||
| PTR | wj-in-f121.1e100.net | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.70.162, 172.67.137.177 | ||||||
| IPv6 hints | 2606:4700:3036::ac43:89b1, 2606:4700:3037::6815:46a2 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=247, name=cloudflare-ech.com | ||||||
| SOA | jocelyn.ns.cloudflare.comdns@cloudflare.com serial=2404929352 | ||||||
org
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info β β οΈ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info β οΈ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info β οΈ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1784160081 | ||||||
Subdomains
www.emstac.org |
Same first word
emstac.org |
Similar names
DNS History
13 records (7 active, 6 former)
βNSjocelyn.ns.cloudflare.com2026-04-14 β 2026-07-16 Β· 3 obs
β 2026-04-14 03:28:10
β 2026-07-16 00:35:58
βNSns1.air.org2017-01-13 β 2018-09-01 Β· 5 obs
β 2017-01-13 02:29:36
β 2018-09-01 09:04:26
β 2026-04-14 03:28:10
β 2026-07-16 00:35:58
βNSns1.emstac.org2015-07-10 β 2016-05-06 Β· 4 obs
β 2016-05-06 05:45:10
β 2017-01-13 02:29:36
β 2026-07-16 00:35:58
βNSns2.air.org2017-01-13 β 2018-09-01 Β· 5 obs
β 2017-01-13 02:29:36
β 2018-09-01 09:04:26
β 2026-04-14 03:28:10
β 2026-07-16 00:35:58
βNSns2.emstac.org2015-07-10 β 2016-05-06 Β· 4 obs
β 2016-05-06 05:45:10
β 2017-01-13 02:29:36
β 2026-07-16 00:35:58
βNSpeter.ns.cloudflare.com2026-04-14 β 2026-07-16 Β· 3 obs
β 2026-04-14 03:28:10
β 2026-07-16 00:35:58
βMXghs.google.com2026-04-14 β 2026-07-16 Β· 2 obs
β 2026-07-16 00:35:58
βA104.21.70.1622026-04-14 β 2026-07-16 Β· 2 obs
β 2026-07-16 00:35:58
βA172.67.137.1772026-04-14 β 2026-07-16 Β· 2 obs
β 2026-07-16 00:35:58
βA2606:4700:3032::ac43:89b12026-04-14 β 2026-05-06 Β· 4 obs
β 2026-05-06 09:58:40
β 2026-06-27 02:25:58
β 2026-07-16 00:35:58
βA2606:4700:3036::6815:46a22026-04-14 β 2026-05-06 Β· 4 obs
β 2026-05-06 09:58:40
β 2026-06-27 02:25:58
β 2026-07-16 00:35:58
βA2606:4700:3036::ac43:89b12026-06-27 β 2026-07-16 Β· 3 obs
β 2026-06-27 02:25:58
β 2026-07-16 00:35:58
βA2606:4700:3037::6815:46a22026-06-27 β 2026-07-16 Β· 3 obs
β 2026-06-27 02:25:58
β 2026-07-16 00:35:58
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| emstac.org | peter.ns.cloudflare.com, jocelyn.ns.cloudflare.com | - |
β Authoritative Response
Server:162.159.44.3
NS records: peter.ns.cloudflare.com, jocelyn.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for emstac.org (unsigned zone)
β±οΈ Timing
Total: 487ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.70.162, 172.67.137.177 |
| AAAA | 2 | 2606:4700:3037::6815:46a2, 2606:4700:3036::ac43:89b1 |
| NS | 2 | jocelyn.ns.cloudflare.com, peter.ns.cloudflare.com |
| MX | 1 | ghs.google.com (pri: 1200) |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | jocelyn.ns.cloudflare.com dns.cloudflare |
Analysis
Hierarchy
emstac.org is the parent zone for www.emstac.org.
IP Addresses
emstac.org resolves to four IP addresses: 104.21.70.162, 172.67.137.177, 2606:4700:3036::ac43:89b1 and 2606:4700:3037::6815:46a2.
hyperwebinar.com, arboristtreegear.com, movtar-4deniq.digital and two other host names share IP numbers with emstac.org.
Name Servers
emstac.org is delegated to two name servers: jocelyn.ns.cloudflare.com and peter.ns.cloudflare.com.
emstac.org uses the same name servers as several other domains β among them nganhangsim.vn, simsodep247.vn, redchenko.com and two more.
emstac.org partially shares its NS delegation with several other domains, including tebita.com, windstripedesign.ro, (0x706f726e)tranny.com and two others.
These name servers are regularly seen alongside marty.ns.cloudflare.com and justin.ns.cloudflare.com as name servers.
Hostnames that resolve to 6 IP addresses:
jocelyn.ns.cloudflare.com resolves to 108.162.192.174, 172.64.32.174, 173.245.58.174 and 3 other IP addresses.
peter.ns.cloudflare.com resolves to 108.162.195.3, 162.159.44.3, 172.64.35.3 and 3 other IP addresses.
Mail Servers
Mail for emstac.org is handled by a single mail server, ghs.google.com.
emstac.org uses an identical mail server configuration to several other domains β among them kormikotabireuen.org, diazlewis.com, jucyrentals.com and two more.
At least a portion of emstac.org's mail servers are also used by other domains, for example iboardshorts.com.
The host ghs.google.com resolves to 142.250.140.121 and 2a00:1450:4009:c0b::79 β two IP addresses.