cfspec.com - robtex.com

cfspec.com

DNSSEC⚠️ Not signed
A178.248.39.129🇬🇧 CCS-Leeds-ASN178.248.32.0/21 C.C.S. (Leeds) Ltd
PTR178-248-39-129.the.ccsleeds.co.uk
NSoswold.obsidianinternet.net ⭐ ⚠️ Not in parent delegation
A178.248.39.30🇬🇧 CCS-Leeds-ASN178.248.32.0/21 C.C.S. (Leeds) Ltd
PTR178-248-39-30.the.ccsleeds.co.uk
NSoswold.obsidianinternet.com ⚠️ Not in zone NS records
A178.248.39.29🇬🇧 CCS-Leeds-ASN178.248.32.0/21 C.C.S. (Leeds) Ltd
PTR178-248-39-29.the.ccsleeds.co.uk
NSrincewind.obsidianinternet.com ⚠️ Not in zone NS records
A178.248.39.16🇬🇧 CCS-Leeds-ASN178.248.32.0/21 C.C.S. (Leeds) Ltd
PTR178-248-39-16.the.ccsleeds.co.uk
NSrincewind.obsidianinternet.net ⚠️ Not in parent delegation
A178.248.39.15🇬🇧 CCS-Leeds-ASN178.248.32.0/21 C.C.S. (Leeds) Ltd
PTR178-248-39-15.the.ccsleeds.co.uk
NSwuffles.obsidianinternet.com ⚠️ Not in zone NS records
A52.174.63.135🇳🇱 Microsoft52.160.0.0/11 MICROSOFT
NSwuffles.obsidianinternet.net ⚠️ Not in parent delegation
A52.174.63.135🇳🇱 Microsoft52.160.0.0/11 MICROSOFT
MXcfspec-com.mail.protection.outlook.com ⭐
A2a01:111:f403:ca04::🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db3pr0202cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca04::c🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db9pr02cu00204.inbound.protection.outlook.com
A2a01:111:f403:ca04::d🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db6pr03cu00105.inbound.protection.outlook.com
A2a01:111:f403:ca09::b🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am7pr05cu00103.inbound.protection.outlook.com
A52.101.68.32🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db3pr0202cu00200.inbound.protection.outlook.com
A52.101.68.39🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db7pr03cu00607.inbound.protection.outlook.com
A52.101.73.8🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am0pr04cu00500.inbound.protection.outlook.com
A52.101.73.153🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as8pr05cu00401.inbound.protection.outlook.com
TXTv=spf1 include:spf.protection.outlook.com -all
SOAoswold.obsidianinternet.netdomains@obsidianinternet.net 2022-11-23 #4

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774664172

Subdomains

www.cfspec.com

Same first word

cfspec.com

Similar names

csepcf.com
scpcfe.cn
fcspec.com

DNS History

9 records (8 active, 1 former)

20162017201820192020202120222023202420252026NSoswold.obsidianinternet.comoswold.obsidianinternet.netrincewind.obsidianinternet.comrincewind.obsidianinternet.netwuffles.obsidianinternet.comwuffles.obsidianinternet.netMXcfspec-com.mail.protection.outlook.comA178.248.39.12970.32.68.249
●NSoswold.obsidianinternet.com2026-03-11 → 2026-03-28 · 3 obs
○ 2015-06-28 23:24:02
● 2026-03-11 08:48:30
● 2026-03-28 02:21:20
●NSoswold.obsidianinternet.net2015-06-28 → 2026-03-28 · 2 obs
● 2015-06-28 23:24:02
● 2026-03-28 02:21:20
●NSrincewind.obsidianinternet.com2026-03-11 → 2026-03-28 · 3 obs
○ 2015-06-28 23:24:02
● 2026-03-11 08:48:30
● 2026-03-28 02:21:20
●NSrincewind.obsidianinternet.net2015-06-28 → 2026-03-28 · 2 obs
● 2015-06-28 23:24:02
● 2026-03-28 02:21:20
●NSwuffles.obsidianinternet.com2026-03-11 → 2026-03-28 · 3 obs
○ 2015-06-28 23:24:02
● 2026-03-11 08:48:30
● 2026-03-28 02:21:20
●NSwuffles.obsidianinternet.net2015-06-28 → 2026-03-28 · 2 obs
● 2015-06-28 23:24:02
● 2026-03-28 02:21:20
●MXcfspec-com.mail.protection.outlook.com2015-06-28 → 2026-03-28 · 2 obs
● 2015-06-28 23:24:02
● 2026-03-28 02:21:20
●A178.248.39.1292019-03-17 → 2026-03-28 · 3 obs
○ 2017-02-11 07:31:48
● 2019-03-17 15:50:42
● 2026-03-28 02:21:20
○A70.32.68.2492015-06-28 → 2017-02-11 · 4 obs
● 2015-06-28 23:24:02
● 2017-02-11 07:31:48
○ 2019-03-17 15:50:42
○ 2026-03-28 02:21:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cfspec.comoswold.obsidianinternet.com, rincewind.obsidianinternet.com, wuffles.obsidianinternet.com3 records

✅ Authoritative Response

Server:178.248.39.29

NS records: oswold.obsidianinternet.com, rincewind.obsidianinternet.com, wuffles.obsidianinternet.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cfspec.com (unsigned zone)

⏱️ Timing

Total: 3196ms | Queries: -

📄 Records

TypeCountSample Data
A1178.248.39.129
NS3wuffles.obsidianinternet.net, rincewind.obsidianinternet.net...
MX1cfspec-com.mail.protection.outlook.com (
TXT1v=spf1 include:spf.protection.outlook.co
SOA1oswold.obsidianinternet.net domains.obsi

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (oswold.obsidianinternet.com, rincewind.obsidianinternet.com, wuffles.obsidianinternet.com)

Analysis

Hierarchy

cfspec.com is a parent of www.cfspec.com.

IP Addresses

cfspec.com points to a single IP number: 178.248.39.129.

Other host names such as servinglancashire.org.uk and www.cfspec.com share IP numbers with cfspec.com.

Name Servers

cfspec.com is delegated to six name servers: oswold.obsidianinternet.com, rincewind.obsidianinternet.com, wuffles.obsidianinternet.com, oswold.obsidianinternet.net, rincewind.obsidianinternet.net and wuffles.obsidianinternet.net.

cfspec.com at least partially shares name servers with other domains, for instance osd-uk.com, skipbookers.co.uk, basedata.co.uk, dee1063.com and tankers-r-us.com.

These name servers are commonly used with oswold.obsidianinternet.co.uk, rincewind.obsidianinternet.co.uk, wuffles.obsidianinternet.co.uk, oswold.virtual-business-centre.net, oswold.vbcinternet.net, oswold.vbcinternet.com and oswold.vbcinternet.co.uk.

Host names with one IP number:

oswold.obsidianinternet.com points to: 178.248.39.29

rincewind.obsidianinternet.com points to: 178.248.39.16

wuffles.obsidianinternet.com points to: 52.174.63.135

oswold.obsidianinternet.net points to: 178.248.39.30

rincewind.obsidianinternet.net points to: 178.248.39.15

wuffles.obsidianinternet.net points to: 52.174.63.135

Host names pointing to 52.174.63.135: wuffles.obsidianinternet.com, wuffles.obsidianinternet.net

Mail Servers

cfspec.com is handled by a single mail server, cfspec-com.mail.protection.outlook.com.

cfspec-com.mail.protection.outlook.com resolves to eight IP addresses: 2a01:111:f403:ca04::, 2a01:111:f403:ca04::c, 2a01:111:f403:ca04::d, 2a01:111:f403:ca09::b, 52.101.68.32, 52.101.68.39, 52.101.73.8 and 52.101.73.153.