support.knowroaming.com - dns.ninja
support.knowroaming.com
knowroaming.com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 76.76.21.21🇺🇸 Amazon76.76.21.0/24 EC2 Prefix | ||||||
| NS | ns-1198.awsdns-21.org ⭐ | ||||||
| NS | ns-139.awsdns-17.com | ||||||
| NS | ns-1663.awsdns-15.co.uk | ||||||
| NS | ns-881.awsdns-46.net | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| MX | alt1.aspmx.l.google.com(5) | ||||||
| MX | alt2.aspmx.l.google.com(5) | ||||||
| MX | aspmx2.googlemail.com(10) | ||||||
| MX | aspmx3.googlemail.com(10) | ||||||
| TXT | facebook-domain-verification=3j83opophphpa89t6pyl73irm7ku4s | ||||||
| TXT | google-site-verification=67nXL0qpZsAzzr89TB0KU8bLN-kRIeWTuP2FMb4e4WU | ||||||
| TXT | google-site-verification=wv_fxlzgm5_FPntW-xOPYHf_ma22txKjQk24IuBY1fI | ||||||
| TXT | v=spf1 redirect=_s3dzqtac4.sdmarc.net | ||||||
| SOA | ns-1198.awsdns-21.orgawsdns-hostmaster@amazon.com serial=1 | ||||||
rank #251709 in the tld
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○CNAMEelb24.freshdesk.com2017-06-06 → 2017-06-06 · 3 obs
○ 2026-08-05 05:25:00
○ 2026-08-05 07:08:28
●CNAMEknowroaming.com2026-08-05 → 2026-08-05 · 3 obs
● 2026-08-05 05:25:00
● 2026-08-05 07:08:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| knowroaming.com | ns-139.awsdns-17.com, ns-881.awsdns-46.net, ns-1663.awsdns-15.co.uk, ns-1198.awsdns-21.org | 2 records |
✅ Authoritative Response
Server:205.251.196.174
NS records: ns-139.awsdns-17.com, ns-881.awsdns-46.net, ns-1663.awsdns-15.co.uk, ns-1198.awsdns-21.org
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 824ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | knowroaming.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-139.awsdns-17.com, ns-139.awsdns-17.com)
Analysis
IP Addresses
support.knowroaming.com resolves to just one IP address, 76.76.21.21.
Two other host names, along with jafdev.com, pdmedia.co.uk and soundsame.com, also share IP numbers with support.knowroaming.com.
Name Servers
The NS records for support.knowroaming.com point to four name servers: ns-139.awsdns-17.com, ns-881.awsdns-46.net, ns-1198.awsdns-21.org and ns-1663.awsdns-15.co.uk.
support.knowroaming.com has at least partial name server overlap with other domains, such as ask-sam.biz, dealerapps.io, talktobb.com and two others.
ns-139.awsdns-17.com, ns-881.awsdns-46.net, ns-1198.awsdns-21.org and ns-1663.awsdns-15.co.uk all point to exactly two IP numbers each: ns-139.awsdns-17.com → 205.251.192.139 and 2600:9000:5300:8b00::1; ns-881.awsdns-46.net → 205.251.195.113 and 2600:9000:5303:7100::1; ns-1198.awsdns-21.org → 205.251.196.174 and 2600:9000:5304:ae00::1; ns-1663.awsdns-15.co.uk → 205.251.198.127 and 2600:9000:5306:7f00::1.
Mail Servers
support.knowroaming.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
There is at least a partial MX overlap between support.knowroaming.com and other domains, including ns500754.ns500754.ns500671.ns500754.ns500742.ns500649.ns500649.ns500291.ns500291.ns500291.ns500131.lustychickser.com, ns500754.ns500742.ns500754.ns500754.ns500671.ns500742.ns500688.ns500671.ns500704.ns500649.ns500671.ns500291.ns500291.ns500131.lustychickser.com, ns500754.ns500754.ns500671.ns500742.ns500704.ns500731.ns500688.ns500704.ns500671.ns500688.ns500649.ns500649.ns500666.tenderladiesbz.com and two others.
These mail servers tend to appear in combination with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.
Host names that have two IP addresses:
aspmx2.googlemail.com has two IP addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1a.
aspmx3.googlemail.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.
aspmx.l.google.com has two IP addresses: 142.251.167.27 and 2607:f8b0:4004:c1b::1a.
alt1.aspmx.l.google.com has two IP addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.
Host names pointing to 172.253.116.26 IP addresses: aspmx3.googlemail.com and alt2.aspmx.l.google.com.