servicesciencefactory.com - dns.ninja

`servicesciencefactory.com`

DNSSEC	🔒 Signed (DS record present)
A	2001:610:190:624::30:67^{🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block}
A	137.120.30.67^{🇳🇱 SURFNET-NL137.120.0.0/16 MAASNET}
NS	`gm.maastrichtuniversity.nl` ⭐
		A	2001:610:190:120::20:17^{🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block}
		A	137.120.20.17^{🇳🇱 SURFNET-NL137.120.0.0/16 MAASNET}
			PTR	`gm.maastrichtuniversity.nl`
NS	`ns1.maastrichtuniversity.nl`
		A	137.120.24.50^{🇳🇱 SURFNET-NL137.120.0.0/16 MAASNET}
			PTR	`ns1.maastrichtuniversity.nl`
NS	`ns1.surfnet.nl`
		A	2001:610:1:800a:192:87:106:101^{🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block}
			PTR	`ns1.surfnet.nl`
		A	192.87.106.101^{🇳🇱 SURFNET-NL192.87.0.0/16 SURFnet CIDR Block IV}
			PTR	`ns1.surfnet.nl`
NS	`ns1.zurich.surf.net`
		A	2001:620:0:9::1103^{🇨🇭 Switch2001:620::/32 SWITCH, The Swiss Education & Research Network}
			PTR	`ns1.zurich.surf.net`
		A	195.176.255.9^{🇨🇭 Switch195.176.224.0/19 SWITCH-AGGR.102}
			PTR	`ns1.zurich.surf.net`
NS	`ns2.maastrichtuniversity.eu`
		A	137.120.24.51^{🇳🇱 SURFNET-NL137.120.0.0/16 MAASNET}
			PTR	`ns2.maastrichtuniversity.eu`
TXT	`HARICA-NhpzukVdMyWUJ3BfRWG`
TXT	`v=spf1 a mx include:_spf.surfmailfilter.nl`
SOA	`gm.maastrichtuniversity.nl`postmaster@unimaas.nl serial=697

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1782171090

Subdomains

www.servicesciencefactory.com

Same first word

servicesciencefactory.com

DNS History

18 records (7 active, 11 former)

●NSgm.maastrichtuniversity.nl2026-02-15 → 2026-06-22 · 3 obs

○ 2017-12-15 07:15:22
● 2026-02-15 11:18:34
● 2026-06-22 23:55:12

○NSns-3.eu2015-07-02 → 2017-12-15 · 4 obs

● 2015-07-02 15:25:46
● 2017-12-15 07:15:22
○ 2026-02-15 11:18:34
○ 2026-06-22 23:55:12

○NSns1.hix.nl2015-07-02 → 2017-12-15 · 4 obs

● 2015-07-02 15:25:46
● 2017-12-15 07:15:22
○ 2026-02-15 11:18:34
○ 2026-06-22 23:55:12

●NSns1.maastrichtuniversity.nl2026-02-15 → 2026-06-22 · 3 obs

○ 2017-12-15 07:15:22
● 2026-02-15 11:18:34
● 2026-06-22 23:55:12

●NSns1.surfnet.nl2026-02-15 → 2026-06-22 · 3 obs

○ 2017-12-15 07:15:22
● 2026-02-15 11:18:34
● 2026-06-22 23:55:12

●NSns1.zurich.surf.net2026-02-15 → 2026-06-22 · 3 obs

○ 2017-12-15 07:15:22
● 2026-02-15 11:18:34
● 2026-06-22 23:55:12

○NSns2.hix.nl2015-07-02 → 2017-12-15 · 4 obs

● 2015-07-02 15:25:46
● 2017-12-15 07:15:22
○ 2026-02-15 11:18:34
○ 2026-06-22 23:55:12

●NSns2.maastrichtuniversity.eu2026-02-15 → 2026-06-22 · 3 obs

○ 2017-12-15 07:15:22
● 2026-02-15 11:18:34
● 2026-06-22 23:55:12

○MXalt1.aspmx.l.google.com2015-07-02 → 2026-02-15 · 4 obs

● 2015-07-02 15:25:46
● 2026-02-15 11:18:34
○ 2026-02-18 11:05:52
○ 2026-06-22 23:55:12

○MXalt2.aspmx.l.google.com2015-07-02 → 2026-02-15 · 4 obs

● 2015-07-02 15:25:46
● 2026-02-15 11:18:34
○ 2026-02-18 11:05:52
○ 2026-06-22 23:55:12

○MXaspmx.google.com2015-07-02 → 2026-02-15 · 4 obs

● 2015-07-02 15:25:46
● 2026-02-15 11:18:34
○ 2026-02-18 11:05:52
○ 2026-06-22 23:55:12

○MXaspmx2.googlemail.com2015-07-02 → 2026-02-15 · 4 obs

● 2015-07-02 15:25:46
● 2026-02-15 11:18:34
○ 2026-02-18 11:05:52
○ 2026-06-22 23:55:12

○MXaspmx3.googlemail.com2015-07-02 → 2026-02-15 · 4 obs

● 2015-07-02 15:25:46
● 2026-02-15 11:18:34
○ 2026-02-18 11:05:52
○ 2026-06-22 23:55:12

○MXaspmx4.googlemail.com2015-07-02 → 2026-02-15 · 4 obs

● 2015-07-02 15:25:46
● 2026-02-15 11:18:34
○ 2026-02-18 11:05:52
○ 2026-06-22 23:55:12

○MXaspmx5.googlemail.com2015-07-02 → 2026-02-15 · 4 obs

● 2015-07-02 15:25:46
● 2026-02-15 11:18:34
○ 2026-02-18 11:05:52
○ 2026-06-22 23:55:12

○A137.120.13.2232015-07-02 → 2017-12-15 · 4 obs

● 2015-07-02 15:25:46
● 2017-12-15 07:15:22
○ 2026-02-15 11:18:34
○ 2026-06-22 23:55:12

●A137.120.30.672026-02-15 → 2026-06-22 · 3 obs

○ 2017-12-15 07:15:22
● 2026-02-15 11:18:34
● 2026-06-22 23:55:12

●A2001:610:190:624::30:672026-02-15 → 2026-06-22 · 3 obs

○ 2017-12-15 07:15:22
● 2026-02-15 11:18:34
● 2026-06-22 23:55:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
servicesciencefactory.com	ns1.surfnet.nl, ns1.zurich.surf.net, ns2.maastrichtuniversity.eu, ns1.maastrichtuniversity.nl	-

✅ Authoritative Response

Server:192.87.106.101

NS records: ns1.surfnet.nl, ns1.zurich.surf.net, ns2.maastrichtuniversity.eu, ns1.maastrichtuniversity.nl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 736ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`137.120.30.67`
AAAA	1	`2001:610:190:624::30:67`
NS	4	`ns1.zurich.surf.net, ns2.maastrichtuniversity.eu...`
TXT	2	`HARICA-NhpzukVdMyWUJ3BfRWG, v=spf1 a mx include:_spf.surfmailfilter.`
SOA	1	`gm.maastrichtuniversity.nl postmaster.un`

Analysis

Hierarchy

servicesciencefactory.com is the parent zone for www.servicesciencefactory.com.

IP Addresses

servicesciencefactory.com resolves to the IP addresses 137.120.30.67 and 2001:610:190:624::30:67

Two other host names, along with maastrichtagingstudy.nl, 3ce.nl and www.opleidingrc.nl, also share IP numbers with servicesciencefactory.com.

Name Servers

servicesciencefactory.com delegates to five name servers: ns2.maastrichtuniversity.eu, gm.maastrichtuniversity.nl, ns1.maastrichtuniversity.nl and two others.

servicesciencefactory.com partially shares its NS delegation with several other domains, including umlib.nl, 17.137.in-addr.arpa, umaastricht.eu and two others.

In DNS configurations, these name servers often share authority with ns1.surfnet.nl, ns1.zurich.surf.net, ns2.surfnet.nl and 5 other name servers.

Host names that have two IP addresses:

gm.maastrichtuniversity.nl resolves to 137.120.20.17 and 2001:610:190:120::20:17.

ns1.surfnet.nl resolves to 192.87.106.101 and 2001:610:1:800a:192:87:106:101.

ns1.zurich.surf.net resolves to 195.176.255.9 and 2001:620:0:9::1103.

Host names that point to one IP address:

ns2.maastrichtuniversity.eu resolves to 137.120.24.51.

ns1.maastrichtuniversity.nl resolves to 137.120.24.50.