devcon.gr - robtex.com
devcon.gr
| DNSSEC | β οΈ Not signed | ||||||
| A | 157.90.131.98π©πͺ Hetzner157.90.0.0/16 HETZNER-DC | ||||||
| PTR | node2.webhosting4u.gr | ||||||
| NS | ns1.digitalocean.com β | ||||||
| A | 2606:4700:52::ac40:34d2πΊπΈ Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| A | 172.64.52.210πΊπΈ Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| NS | node2.webhosting4u.gr β οΈ Not in parent delegation | ||||||
| A | 157.90.131.98π©πͺ Hetzner157.90.0.0/16 HETZNER-DC | ||||||
| PTR | node2.webhosting4u.gr | ||||||
| NS | ns1.webhosting4u-dns.com β οΈ Not in parent delegation | ||||||
| A | 172.64.52.210πΊπΈ Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| NS | ns2.webhosting4u-dns.com β οΈ Not in parent delegation | ||||||
| A | 172.64.53.21πΊπΈ Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.digitalocean.com | ||||||
| NS | plesk-dnsback.webhosting4u.gr | ||||||
| A | 172.64.49.209πΊπΈ Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns3.digitalocean.com | ||||||
| NS | pleskcluster1.webhosting4u.gr | ||||||
| A | 172.64.52.210πΊπΈ Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| NS | pleskcluster2.webhosting4u.gr | ||||||
| A | 172.64.53.21πΊπΈ Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.digitalocean.com | ||||||
| NS | pleskcluster3.webhosting4u.gr | ||||||
| A | 172.64.49.209πΊπΈ Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns3.digitalocean.com | ||||||
| MX | mail.devcon.gr β | ||||||
| A | 137.74.11.158π«π· OVH137.74.0.0/16 | ||||||
| A | 157.90.131.98π©πͺ Hetzner157.90.0.0/16 HETZNER-DC | ||||||
| PTR | node2.webhosting4u.gr | ||||||
| TXT | v=spf1 mx a ip4:137.74.11.158 ip4:157.90.131.98 a:node2.webhosting4u.gr a:mx2... | ||||||
| TXT | v=spf1 +a +mx -all | ||||||
| SOA | ns1.digitalocean.comhostmaster@devcon.gr serial=0 | ||||||
gr
| DNSSEC | π Signed (DS record present) | ||||||
| NS | grdns.ics.forth.gr β | ||||||
| NS | estia.ics.forth.gr | ||||||
| NS | gr-at.ics.forth.gr | ||||||
| NS | gr-c.ics.forth.gr | ||||||
| NS | gr-d.ics.forth.gr | ||||||
| NS | gr-m.ics.forth.gr | ||||||
| SOA | grdns.ics.forth.grhmaster-info@ics.forth.gr serial=2605092191 | ||||||
Subdomains
Same first word
Similar names
DNS History
17 records (10 active, 7 former)
βNSartemis.ns2.webhosting4u.gr2026-02-14 β 2026-02-18 Β· 5 obs
β 2026-02-14 16:59:10
β 2026-02-18 03:02:14
β 2026-03-30 21:02:10
β 2026-05-09 23:39:18
βNSartemis.ns3.webhosting4u.gr2026-02-14 β 2026-02-18 Β· 5 obs
β 2026-02-14 16:59:10
β 2026-02-18 03:02:14
β 2026-03-30 21:02:10
β 2026-05-09 23:39:18
βNSnode2.webhosting4u.gr2015-11-19 β 2026-05-09 Β· 3 obs
β 2015-11-19 06:21:38
β 2026-05-09 23:39:18
βNSns1.digitalocean.com2026-02-14 β 2026-05-09 Β· 3 obs
β 2026-02-14 16:59:10
β 2026-05-09 23:39:18
βNSns1.webhosting4u-dns.com2026-03-30 β 2026-05-09 Β· 3 obs
β 2026-03-30 21:02:10
β 2026-05-09 23:39:18
βNSns1.wh4u.eu2015-09-01 β 2016-04-30 Β· 6 obs
β 2015-09-21 19:52:16
β 2015-11-19 06:21:38
β 2016-04-30 21:56:16
β 2016-05-22 08:16:58
β 2026-05-09 23:39:18
βNSns2.devcon.gr2015-11-19 β 2016-08-08 Β· 5 obs
β 2015-11-19 06:21:38
β 2016-08-08 21:07:44
β 2026-02-14 16:59:10
β 2026-05-09 23:39:18
βNSns2.webhosting4u-dns.com2026-03-30 β 2026-05-09 Β· 3 obs
β 2026-03-30 21:02:10
β 2026-05-09 23:39:18
βNSplesk-dnsback.webhosting4u.gr2026-02-14 β 2026-05-09 Β· 3 obs
β 2026-02-14 16:59:10
β 2026-05-09 23:39:18
βNSpleskcluster1.webhosting4u.gr2026-02-14 β 2026-05-09 Β· 3 obs
β 2026-02-14 16:59:10
β 2026-05-09 23:39:18
βNSpleskcluster2.webhosting4u.gr2026-02-14 β 2026-05-09 Β· 3 obs
β 2026-02-14 16:59:10
β 2026-05-09 23:39:18
βNSpleskcluster3.webhosting4u.gr2026-02-14 β 2026-05-09 Β· 3 obs
β 2026-02-14 16:59:10
β 2026-05-09 23:39:18
βMXmail.devcon.gr2015-09-01 β 2026-05-09 Β· 2 obs
β 2026-05-09 23:39:18
βMXmailgate.webhosting4u.gr2015-11-19 β 2016-04-30 Β· 5 obs
β 2015-11-19 06:21:38
β 2016-04-30 21:56:16
β 2016-05-22 08:16:58
β 2026-05-09 23:39:18
βA157.90.131.982026-02-14 β 2026-05-09 Β· 3 obs
β 2026-02-14 16:59:10
β 2026-05-09 23:39:18
βA176.31.236.1282015-11-19 β 2016-08-08 Β· 5 obs
β 2015-11-19 06:21:38
β 2016-08-08 21:07:44
β 2026-02-14 16:59:10
β 2026-05-09 23:39:18
βA92.222.252.1722015-09-01 β 2015-09-21 Β· 4 obs
β 2015-09-21 19:52:16
β 2015-11-19 06:21:38
β 2026-05-09 23:39:18
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| gr | gr-m.ics.forth.gr, gr-c.ics.forth.gr, gr-at.ics.forth.gr, gr-d.ics.forth.gr... | 10 records |
| devcon.gr | pleskcluster1.webhosting4u.gr, pleskcluster2.webhosting4u.gr, pleskcluster3.webhosting4u.gr, plesk-dnsback.webhosting4u.gr | - |
β Authoritative Response
Server:172.64.53.21
NS records: pleskcluster1.webhosting4u.gr, pleskcluster2.webhosting4u.gr, pleskcluster3.webhosting4u.gr, plesk-dnsback.webhosting4u.gr
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for devcon.gr (unsigned zone)
β±οΈ Timing
Total: 1365ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.90.131.98 |
| NS | 7 | pleskcluster2.webhosting4u.gr, pleskcluster1.webhosting4u.gr... |
| MX | 1 | mail.devcon.gr (pri: 10) |
| TXT | 2 | v=spf1 mx a ip4:137.74.11.158 ip4:157.90, v=spf1 +a +mx -all |
| SOA | 1 | ns1.digitalocean.com hostmaster.devcon.g |
π Glue Records Collected
Total: 10
In-bailiwick: 10 (gr-m.ics.forth.gr, gr-m.ics.forth.gr, gr-c.ics.forth.gr...)
Analysis
Hierarchy
devcon.gr is a parent of mail.devcon.gr and ns2.devcon.gr.
IP Addresses
devcon.gr points to a single IP: 157.90.131.98.
Other host names, for instance beezon.gr, oikonrg.gr, e-therm.gr, apostolopoulou.com and autonomithermansi.gr share IP numbers with devcon.gr.
Name Servers
devcon.gr delegates to eight name servers: ns1.digitalocean.com, ns1.webhosting4u-dns.com, ns2.webhosting4u-dns.com, node2.webhosting4u.gr, plesk-dnsback.webhosting4u.gr, pleskcluster1.webhosting4u.gr, pleskcluster2.webhosting4u.gr and pleskcluster3.webhosting4u.gr.
devcon.gr partially shares name servers with other domains; examples include nova-egy.com, busylibrarian.com, alwafae.com, aceweb.solutions and nattapong.net.
These name servers are commonly used alongside ns2.digitalocean.com, ns3.digitalocean.com, ns3.webhosting4u-dns.com, ns4.webhosting4u-dns.com, ns1.websites4u.gr, ns2.websites4u.gr, ns3.websites4u.gr, ns4.websites4u.gr, artemis.ns3.webhosting4u.gr and artemis.ns1.webhosting4u.gr.
Host names with two IP numbers:
ns1.digitalocean.com points to: 2606:4700:52::ac40:34d2 and 172.64.52.210.
Host names with one IP number:
ns1.webhosting4u-dns.com points to: 172.64.52.210.
ns2.webhosting4u-dns.com points to: 172.64.53.21.
node2.webhosting4u.gr points to: 157.90.131.98.
plesk-dnsback.webhosting4u.gr points to: 172.64.49.209.
pleskcluster1.webhosting4u.gr points to: 172.64.52.210.
pleskcluster2.webhosting4u.gr points to: 172.64.53.21.
pleskcluster3.webhosting4u.gr points to: 172.64.49.209.
Host names that point to 172.64.52.210: ns1.digitalocean.com, ns1.webhosting4u-dns.com and pleskcluster1.webhosting4u.gr.
Host names that point to 172.64.53.21: ns2.webhosting4u-dns.com and pleskcluster2.webhosting4u.gr.
Host names that point to 172.64.49.209: plesk-dnsback.webhosting4u.gr and pleskcluster3.webhosting4u.gr.
Mail Servers
devcon.gr is handled by a single mail server, mail.devcon.gr.
Host mail.devcon.gr resolves to two IPs: 137.74.11.158 and 157.90.131.98.