guide.co - dns.ninja
guide.co
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759725215 | ||||||
Subdomains
Same first word
Similar names
DNS History
28 records (10 active, 18 former)
●NSns-cloud-c1.googledomains.com2026-02-26 → 2026-08-05 · 3 obs
● 2026-02-26 21:41:16
● 2026-08-05 04:41:02
●NSns-cloud-c2.googledomains.com2026-02-26 → 2026-08-05 · 3 obs
● 2026-02-26 21:41:16
● 2026-08-05 04:41:02
●NSns-cloud-c3.googledomains.com2026-02-26 → 2026-08-05 · 3 obs
● 2026-02-26 21:41:16
● 2026-08-05 04:41:02
●NSns-cloud-c4.googledomains.com2026-02-26 → 2026-08-05 · 3 obs
● 2026-02-26 21:41:16
● 2026-08-05 04:41:02
○NSns1.namefind.com2017-05-15 → 2017-05-15 · 3 obs
○ 2026-02-26 21:41:16
○ 2026-08-05 04:41:02
●MXalt1.aspmx.l.google.com2026-02-26 → 2026-08-05 · 2 obs
● 2026-08-05 04:41:02
●MXalt2.aspmx.l.google.com2026-02-26 → 2026-08-05 · 2 obs
● 2026-08-05 04:41:02
●MXalt3.aspmx.l.google.com2026-02-26 → 2026-08-05 · 2 obs
● 2026-08-05 04:41:02
●MXalt4.aspmx.l.google.com2026-02-26 → 2026-08-05 · 2 obs
● 2026-08-05 04:41:02
●MXaspmx.l.google.com2026-02-26 → 2026-08-05 · 2 obs
● 2026-08-05 04:41:02
○A107.23.111.882015-10-27 → 2015-10-27 · 4 obs
● 2015-10-27 11:14:02
○ 2015-12-31 18:53:00
○ 2026-08-05 04:41:02
●A198.202.211.12026-03-18 → 2026-08-05 · 3 obs
● 2026-03-18 13:56:32
● 2026-08-05 04:41:02
○A208.73.211.702017-05-15 → 2017-05-15 · 4 obs
● 2017-05-15 15:24:24
○ 2026-02-26 21:41:16
○ 2026-08-05 04:41:02
○A52.2.238.442016-03-30 → 2016-03-30 · 4 obs
● 2016-03-30 12:45:52
○ 2016-08-14 07:28:44
○ 2026-08-05 04:41:02
○A52.200.28.1662016-08-14 → 2016-09-28 · 5 obs
● 2016-08-14 07:28:44
● 2016-09-28 03:09:16
○ 2017-05-15 15:24:24
○ 2026-08-05 04:41:02
○A52.21.89.1602016-08-14 → 2016-09-28 · 5 obs
● 2016-08-14 07:28:44
● 2016-09-28 03:09:16
○ 2017-05-15 15:24:24
○ 2026-08-05 04:41:02
○A52.7.163.412015-10-27 → 2015-10-27 · 4 obs
● 2015-10-27 11:14:02
○ 2015-12-31 18:53:00
○ 2026-08-05 04:41:02
○A54.174.164.942015-05-30 → 2015-05-30 · 3 obs
○ 2017-05-15 15:24:24
○ 2026-08-05 04:41:02
○A54.210.44.742016-03-30 → 2016-03-30 · 4 obs
● 2016-03-30 12:45:52
○ 2016-08-14 07:28:44
○ 2026-08-05 04:41:02
○A54.85.109.1412015-12-31 → 2015-12-31 · 4 obs
● 2015-12-31 18:53:00
○ 2016-03-30 12:45:52
○ 2026-08-05 04:41:02
○A54.86.91.2252015-12-31 → 2015-12-31 · 4 obs
● 2015-12-31 18:53:00
○ 2016-03-30 12:45:52
○ 2026-08-05 04:41:02
○A54.88.25.2272015-05-30 → 2015-05-30 · 3 obs
○ 2017-05-15 15:24:24
○ 2026-08-05 04:41:02
○A75.2.70.752026-02-26 → 2026-03-17 · 5 obs
● 2026-02-26 21:41:16
● 2026-03-17 04:33:12
○ 2026-03-18 13:56:32
○ 2026-08-05 04:41:02
○A99.83.190.1022026-02-26 → 2026-03-17 · 5 obs
● 2026-02-26 21:41:16
● 2026-03-17 04:33:12
○ 2026-03-18 13:56:32
○ 2026-08-05 04:41:02
○CNAMEpr-co-premiums.go.co2016-08-14 → 2016-09-28 · 5 obs
● 2016-08-14 07:28:44
● 2016-09-28 03:09:16
○ 2017-05-15 15:24:24
○ 2026-08-05 04:41:02
○CNAMEpr-co-premiums.neuweb.biz2015-05-30 → 2016-03-30 · 4 obs
● 2016-03-30 12:45:52
○ 2016-08-14 07:28:44
○ 2026-08-05 04:41:02
○CNAMEreg-pr-web-premiums-go-co-719076926.us-east-1.elb.amazonaws.com2016-08-14 → 2016-09-28 · 5 obs
● 2016-08-14 07:28:44
● 2016-09-28 03:09:16
○ 2017-05-15 15:24:24
○ 2026-08-05 04:41:02
○CNAMEws-pr-web-premiumpages-942494887.us-east-1.elb.amazonaws.com2015-10-27 → 2016-03-30 · 5 obs
● 2015-10-27 11:14:02
● 2016-03-30 12:45:52
○ 2016-08-14 07:28:44
○ 2026-08-05 04:41:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | d.registrydns.co, a.registrydns.co, b.registrydns.co, c.registrydns.co | - |
| guide.co | ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com | - |
✅ Authoritative Response
Server:216.239.38.108
NS records: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 532ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.202.211.1 |
| NS | 4 | ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com... |
| MX | 5 | alt2.aspmx.l.google.com (pri: 5), aspmx.l.google.com (pri: 1)... |
| TXT | 2 | proxy-ssl.webflow.com, v=spf1 include:_spf.google.com ~all |
| SOA | 1 | ns-cloud-c1.googledomains.com cloud-dns- |
Analysis
Hierarchy
guide.co is a parent domain, with app3.guide.co, mail.guide.co and app.guide.co beneath it.
IP Addresses
guide.co has exactly one IP address — 198.202.211.1.
itsaffinity.com, cloudfire.it, possible.ventures plus two other host names have IP numbers in common with guide.co.
Name Servers
Four name servers handle the delegation for guide.co: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com.
guide.co has at least partial name server overlap with other domains, such as bartonshulman.com, 220jewelry.com, barceline.com and two others.
It is common to find these name servers paired with the name servers ns-127.awsdns-15.com.
ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com all point to exactly two IP numbers each: ns-cloud-c1.googledomains.com → 216.239.32.108 and 2001:4860:4802:32::6c; ns-cloud-c2.googledomains.com → 216.239.34.108 and 2001:4860:4802:34::6c; ns-cloud-c3.googledomains.com → 216.239.36.108 and 2001:4860:4802:36::6c; ns-cloud-c4.googledomains.com → 216.239.38.108 and 2001:4860:4802:38::6c.
Mail Servers
guide.co is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
At least some of the mail servers used by guide.co are shared with other domains: rl-engr.com, hmindia.co.in, ns500759.ns500736.ns500735.ns500736.ns500735.ns500736.ns500708.ns500619.ns500652.ns500576.ns500576.trackreceptor.com and two others among them.
These mail servers often appear in conjunction with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names pointing to two IP addresses:
aspmx.l.google.com points to 173.194.45.26 and 2607:f8b0:4004:c09::1b.
alt1.aspmx.l.google.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com points to 192.178.223.26 and 2a00:1450:4009:c0f::1a.
alt4.aspmx.l.google.com points to 172.253.157.26 and 2a00:1450:400c:c23::1b.