`graphdrawing.org`

DNSSEC	⚠️ Not signed
A	141.250.197.158^{🇮🇹 ASGARR141.250.0.0/16 UNIPG-NET}
		PTR	`host.unipg.it`
NS	`dns2.technorail.com` ⭐
		A	2a00:6d42:3:2096::f:1^{🇮🇹 ARUBA-ASN2a00:6d42::/32 Aruba S.p.A. IPv6 Network}
			PTR	`dns2.technorail.com`
		A	95.110.136.8^{🇮🇹 ARUBA-ASN95.110.136.0/21 Aruba S.p.A. Network}
			PTR	`dns2.technorail.com`
NS	`dns.technorail.com`
		A	2a00:6d40:2:2082::f:1^{🇮🇹 ARUBA-ASN2a00:6d40::/32 Aruba S.p.A. IPv6 Network}
			PTR	`dns.technorail.com`
		A	94.177.210.13^{🇮🇹 ARUBA-ASN94.177.208.0/22 Aruba S.p.A. Network}
			PTR	`dns.technorail.com`
NS	`dns3.arubadns.net`
		A	2a00:6d41:3:206e::f:1^{🇮🇹 ARUBA-ASN2a00:6d41::/32 Aruba S.p.A. IPv6 Network}
			PTR	`dns3.arubadns.net`
		A	95.110.220.5^{🇮🇹 ARUBA-ASN95.110.192.0/18 Aruba S.p.A. Network}
			PTR	`dns3.arubadns.net`
NS	`dns4.arubadns.cz`
		A	2001:15e8:104:4::d8ee^{🇨🇿 INTERNET-CZ2001:15e8::/32}
			PTR	`dns4.arubadns.cz`
		A	81.2.216.238^{🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s.}
			PTR	`dns4.arubadns.cz`
MX	`mail.dfn.de` ⭐
		A	2001:638:d:c102::150^{🇩🇪 DFN2001:638::/32 -V6-AGG1}
			PTR	`mail.dfn.de`
		A	194.95.245.150^{🇩🇪 DFN194.94.0.0/15 -AGG-16}
			PTR	`mail.dfn.de`
SOA	`dns.technorail.com`hostmaster@graphdrawing.org 2025-02-14 #1

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1775976752

rank #486075 globally
rank #36447 in the tld
WOT: SAFE (89/100)

Same first word

graphdrawing.org

DNS History

17 records (6 active, 11 former)

●NSdns.technorail.com2026-04-06 → 2026-04-12 · 3 obs

○ 2018-08-07 15:16:52
● 2026-04-06 01:29:44
● 2026-04-12 07:19:20

○NSdns010.d.register.com2008-11-29 → 2018-08-07 · 4 obs

● 2008-11-29 11:15:24
● 2018-08-07 15:16:52
○ 2026-04-06 01:29:44
○ 2026-04-12 07:19:20

○NSdns011.a.register.com2008-11-29 → 2018-08-07 · 4 obs

● 2008-11-29 11:15:24
● 2018-08-07 15:16:52
○ 2026-04-06 01:29:44
○ 2026-04-12 07:19:20

○NSdns015.c.register.com2008-11-29 → 2018-08-07 · 4 obs

● 2008-11-29 11:15:24
● 2018-08-07 15:16:52
○ 2026-04-06 01:29:44
○ 2026-04-12 07:19:20

○NSdns154.b.register.com2008-11-29 → 2018-08-07 · 4 obs

● 2008-11-29 11:15:24
● 2018-08-07 15:16:52
○ 2026-04-06 01:29:44
○ 2026-04-12 07:19:20

●NSdns2.technorail.com2026-04-06 → 2026-04-12 · 3 obs

○ 2018-08-07 15:16:52
● 2026-04-06 01:29:44
● 2026-04-12 07:19:20

●NSdns3.arubadns.net2026-04-06 → 2026-04-12 · 3 obs

○ 2018-08-07 15:16:52
● 2026-04-06 01:29:44
● 2026-04-12 07:19:20

●NSdns4.arubadns.cz2026-04-06 → 2026-04-12 · 3 obs

○ 2018-08-07 15:16:52
● 2026-04-06 01:29:44
● 2026-04-12 07:19:20

○MXlist.dia.uniroma3.it2018-08-07 → 2018-08-07 · 4 obs

○ 2017-01-01 20:22:04
● 2018-08-07 15:16:52
○ 2026-04-06 01:29:44
○ 2026-04-12 07:19:20

●MXmail.dfn.de2026-04-06 → 2026-04-12 · 3 obs

○ 2018-08-07 15:16:52
● 2026-04-06 01:29:44
● 2026-04-12 07:19:20

○MXmailhub.uni-konstanz.de2008-11-29 → 2008-11-29 · 3 obs

● 2008-11-29 11:15:24
○ 2015-08-08 08:12:52
○ 2026-04-12 07:19:20

○MXmailin.uni-konstanz.de2015-08-08 → 2017-01-01 · 5 obs

○ 2008-11-29 11:15:24
● 2015-08-08 08:12:52
● 2017-01-01 20:22:04
○ 2018-08-07 15:16:52
○ 2026-04-12 07:19:20

○A134.34.240.702015-08-08 → 2016-05-15 · 5 obs

○ 2008-11-29 11:15:24
● 2015-08-08 08:12:52
● 2016-05-15 22:31:14
○ 2016-08-05 20:08:24
○ 2026-04-12 07:19:20

○A134.34.240.712016-08-05 → 2017-01-01 · 5 obs

○ 2016-05-15 22:31:14
● 2016-08-05 20:08:24
● 2017-01-01 20:22:04
○ 2018-08-07 15:16:52
○ 2026-04-12 07:19:20

○A134.34.57.272008-11-29 → 2008-11-29 · 3 obs

● 2008-11-29 11:15:24
○ 2015-08-08 08:12:52
○ 2026-04-12 07:19:20

○A141.250.197.1362018-08-07 → 2018-08-07 · 4 obs

○ 2017-01-01 20:22:04
● 2018-08-07 15:16:52
○ 2026-04-06 01:29:44
○ 2026-04-12 07:19:20

●A141.250.197.1582026-04-06 → 2026-04-12 · 3 obs

○ 2018-08-07 15:16:52
● 2026-04-06 01:29:44
● 2026-04-12 07:19:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
graphdrawing.org	dns2.technorail.com, dns3.arubadns.net, dns4.arubadns.cz, dns.technorail.com	-

✅ Authoritative Response

Server:94.177.210.13

NS records: dns2.technorail.com, dns3.arubadns.net, dns4.arubadns.cz, dns.technorail.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for graphdrawing.org (unsigned zone)

⏱️ Timing

Total: 867ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`141.250.197.158`
NS	4	`dns4.arubadns.cz, dns.technorail.com...`
MX	1	`mail.dfn.de (pri: 20)`
SOA	1	`dns.technorail.com hostmaster.graphdrawi`

Analysis

IP Addresses

graphdrawing.org resolves to a single IP: 141.250.197.158.

Other host names share IP numbers with graphdrawing.org; for instance host.unipg.it.

Name Servers

graphdrawing.org is delegated to four name servers: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net.

graphdrawing.org shares some name servers with other domains, for example ennegiesse.com, scatolificioghedese.it, trivenetaimpianti.it, factory-shop.it and bonfantechiarle.com.

Host names with two IP numbers

Two IPs per host:

dns2.technorail.com points to 2a00:6d42:3:2096::f:1 and 95.110.136.8

dns.technorail.com points to 2a00:6d40:2:2082::f:1 and 94.177.210.13

dns4.arubadns.cz points to 2001:15e8:104:4::d8ee and 81.2.216.238

dns3.arubadns.net points to 2a00:6d41:3:206e::f:1 and 95.110.220.5

Mail Servers

graphdrawing.org is handled by a single mail server, mail.dfn.de.

mail.dfn.de resolves to two IPs: 2001:638:d:c102::150 and 194.95.245.150.

graphdrawing.org - robtex.com