refchain.com - dns.ninja
refchain.com
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3030::6815:28e9πΊπΈ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:9d95πΊπΈ Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.40.233Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.157.149πΊπΈ Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | aspen.ns.cloudflare.com β | ||||||
| A | 2606:4700:50::a29f:266dπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aspen.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c26dπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | aspen.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:226dπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | aspen.ns.cloudflare.com | ||||||
| A | 108.162.194.109πΊπΈ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aspen.ns.cloudflare.com | ||||||
| A | 162.159.38.109Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aspen.ns.cloudflare.com | ||||||
| A | 172.64.34.109πΊπΈ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aspen.ns.cloudflare.com | ||||||
| NS | gordon.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3baaπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gordon.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1aaπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | gordon.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21aaπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | gordon.ns.cloudflare.com | ||||||
| A | 108.162.193.170πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gordon.ns.cloudflare.com | ||||||
| A | 172.64.33.170πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gordon.ns.cloudflare.com | ||||||
| A | 173.245.59.170πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | gordon.ns.cloudflare.com | ||||||
| MX | route3.mx.cloudflare.net β | ||||||
| A | 2606:4700:f5::11πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::12πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::13πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| MX | route1.mx.cloudflare.net(50) | ||||||
| A | 2606:4700:f5::bπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::cπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::dπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| MX | route2.mx.cloudflare.net(55) | ||||||
| A | 2606:4700:f5::eπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::fπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::10πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| TXT | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.40.233, 172.67.157.149 | ||||||
| IPv6 hints | 2606:4700:3030::6815:28e9, 2606:4700:3035::ac43:9d95 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=168, name=cloudflare-ech.com | ||||||
| SOA | aspen.ns.cloudflare.comdns@cloudflare.com serial=2406410130 | ||||||
com
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.gtld-servers.net β | ||||||
| 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.netnstld@verisign-grs.com serial=1782081065 | ||||||
Previously MX for
refchain.com |
Same first word
refchain.com |
Similar names
DNS History
14 records (9 active, 5 former)
βNSaspen.ns.cloudflare.com2026-03-24 β 2026-06-21 Β· 3 obs
β 2026-03-24 09:33:24
β 2026-06-21 22:50:36
βNSgordon.ns.cloudflare.com2026-03-24 β 2026-06-21 Β· 3 obs
β 2026-03-24 09:33:24
β 2026-06-21 22:50:36
βNSns5.serviceport.com2017-08-14 β 2017-08-14 Β· 3 obs
β 2026-03-24 09:33:24
β 2026-06-21 22:50:36
βNSns6.serviceport.com2017-08-14 β 2017-08-14 Β· 3 obs
β 2026-03-24 09:33:24
β 2026-06-21 22:50:36
βMXrefchain.com2017-08-14 β 2017-08-14 Β· 3 obs
β 2026-03-24 09:33:24
β 2026-06-21 22:50:36
βMXroute1.mx.cloudflare.net2026-03-24 β 2026-06-21 Β· 3 obs
β 2026-03-24 09:33:24
β 2026-06-21 22:50:36
βMXroute2.mx.cloudflare.net2026-03-24 β 2026-06-21 Β· 3 obs
β 2026-03-24 09:33:24
β 2026-06-21 22:50:36
βMXroute3.mx.cloudflare.net2026-03-24 β 2026-06-21 Β· 3 obs
β 2026-03-24 09:33:24
β 2026-06-21 22:50:36
βA104.21.40.2332026-06-21 β 2026-06-21 Β· 3 obs
β 2026-06-21 11:01:32
β 2026-06-21 22:50:36
βA172.67.157.1492026-06-21 β 2026-06-21 Β· 3 obs
β 2026-06-21 11:01:32
β 2026-06-21 22:50:36
βA2606:4700:3030::6815:28e92026-06-21 β 2026-06-21 Β· 3 obs
β 2026-06-21 11:01:32
β 2026-06-21 22:50:36
βA2606:4700:3035::ac43:9d952026-06-21 β 2026-06-21 Β· 3 obs
β 2026-06-21 11:01:32
β 2026-06-21 22:50:36
βA52.89.84.2452017-08-14 β 2017-08-14 Β· 3 obs
β 2026-03-24 09:33:24
β 2026-06-21 22:50:36
βA76.76.21.212026-03-24 β 2026-03-31 Β· 5 obs
β 2026-03-24 09:33:24
β 2026-03-31 16:54:14
β 2026-06-21 11:01:32
β 2026-06-21 22:50:36
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| refchain.com | gordon.ns.cloudflare.com, aspen.ns.cloudflare.com | 12 records |
β Authoritative Response
Server:108.162.194.109
NS records: gordon.ns.cloudflare.com, aspen.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for refchain.com (unsigned zone)
β±οΈ Timing
Total: 275ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.157.149, 104.21.40.233 |
| AAAA | 2 | 2606:4700:3035::ac43:9d95, 2606:4700:3030::6815:28e9 |
| NS | 2 | aspen.ns.cloudflare.com, gordon.ns.cloudflare.com |
| MX | 3 | route3.mx.cloudflare.net (pri: 32), route1.mx.cloudflare.net (pri: 50)... |
| TXT | 1 | v=spf1 include:_spf.mx.cloudflare.net ~a |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | aspen.ns.cloudflare.com dns.cloudflare.c |
π Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (gordon.ns.cloudflare.com, gordon.ns.cloudflare.com, gordon.ns.cloudflare.com...)
Analysis
IP Addresses
refchain.com directs to four IP numbers, which are 104.21.40.233, 172.67.157.149, 2606:4700:3030::6815:28e9 and 2606:4700:3035::ac43:9d95.
Two other host names, along with flizem.lv, short-tv-app.com and kraina.name, also share IP numbers with refchain.com.
Name Servers
refchain.com uses two name servers for its delegation: aspen.ns.cloudflare.com and gordon.ns.cloudflare.com.
refchain.com shares its NS records with other domains, for example castcode.com, leasecam.com, internetbanking.com and two others.
At least some of refchain.com's name servers are shared with other domains, for example kubonobou.com, hmvforum.com, romcoused.com and two more.
These name servers tend to be deployed in combination with the name servers nash.ns.cloudflare.com and kianchau.ns.cloudflare.com.
DNS names with 6 IP addresses:
Hostname aspen.ns.cloudflare.com directs to 108.162.194.109, 162.159.38.109 and 172.64.34.109 along with 3 other IP addresses.
Hostname gordon.ns.cloudflare.com directs to 108.162.193.170, 172.64.33.170 and 173.245.59.170 along with 3 other IP addresses.
Mail Servers
The MX records for refchain.com list three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.
There is at least a partial MX overlap between refchain.com and other domains, including milcdesign.co.uk, iemcnh.com, edgemont.co.za and two others.
DNS names with 6 IP addresses:
Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.
Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.
Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.