www.repligen.com - robtex.com

www.repligen.com

DNSSEC⚠️ Not signed
A2606:4700:10::6814:16fc🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:10::ac42:af17🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.20.22.252Cloudflare104.20.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.66.175.23🇺🇸 Cloudflare172.66.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/2 ✓ hints match
IPv4104.20.22.252, 172.66.175.23
IPv62606:4700:10::6814:16fc, 2606:4700:10::ac42:af17

repligen.com

DNSSEC⚠️ Not signed
A2606:4700:10::6814:16fc🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:10::ac42:af17🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.20.22.252Cloudflare104.20.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.66.175.23🇺🇸 Cloudflare172.66.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSharvey.ns.cloudflare.com ⭐
NSholly.ns.cloudflare.com
MXus-smtp-inbound-1.mimecast.com ⭐
MXus-smtp-inbound-2.mimecast.com ⭐
TXT00da0000000jtwhmaw
TXTatlassian-domain-verification=Wqgze53jvDnZhQwVfLwtZw3/Rs197BQQr0XuzsnFvbYG52f...
TXTca3-879e65a085bc4ac29ffcf425d6917763
TXTgoogle-site-verification=bCasN0SUFNBDO-Jvlkhg3k_A06_9-tcEtoIYqBQyjac
TXTgoogle-site-verification=bzHu_q102Lo-McDu-bxkiEDodheyICu5v_-A24Kb7vI
TXTgoogle-site-verification=eVjpkebVwnUO4RssTUM_YUjuwTvaOsftuhaonuaRTMc
TXTilSntCBhtvAlcbMO9fPuwfNxZ6J2fPAMmvJTpKTK3zchRb6PqhS4ny8fjRsVqbBUSvIItVSTzlB4D...
TXTpardot463902=db5332d23c847ef243916e1ffd87d3b2c99d263c5aec6ca31914dcd4a6d589ac
TXTsmartsheet-site-validation=UdP2mQeHk7UmpyIVaA5lnBGRCpFRXg7-
TXTv=spf1 redirect=9k(0x663470)sle._spf._d.mim.ec
HTTPSHTTP/2 ✓ hints match
IPv4104.20.22.252, 172.66.175.23
IPv62606:4700:10::6814:16fc, 2606:4700:10::ac42:af17
SOAharvey.ns.cloudflare.comdns@cloudflare.com serial=2396685521
WOT: SAFE (68/100)
rank #364107 globally
rank #161373 in the tld
WOT: SAFE (68/100)
📈 Tranco rank: #507,545

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DNS History

7 records (4 active, 3 former)

20162017201820192020202120222023202420252026A104.20.22.252172.66.175.232606:4700:10::6814:16fc2606:4700:10::ac42:af17161.47.20.223216.119.130.19423.253.181.214
●A104.20.22.2522026-02-22 → 2026-03-05 · 3 obs
○ 2017-06-29 03:24:34
● 2026-02-22 16:31:28
● 2026-03-05 16:06:16
○A161.47.20.2232016-09-14 → 2017-06-29 · 5 obs
○ 2016-03-23 06:24:30
● 2016-09-14 19:07:22
● 2017-06-29 03:24:34
○ 2026-02-22 16:31:28
○ 2026-03-05 16:06:16
●A172.66.175.232026-02-22 → 2026-03-05 · 3 obs
○ 2017-06-29 03:24:34
● 2026-02-22 16:31:28
● 2026-03-05 16:06:16
○A216.119.130.1942015-07-03 → 2015-11-09 · 4 obs
● 2015-07-03 20:34:46
● 2015-11-09 03:12:48
○ 2016-01-22 23:51:50
○ 2026-03-05 16:06:16
○A23.253.181.2142016-01-22 → 2016-03-23 · 5 obs
○ 2015-11-09 03:12:48
● 2016-01-22 23:51:50
● 2016-03-23 06:24:30
○ 2016-09-14 19:07:22
○ 2026-03-05 16:06:16
●A2606:4700:10::6814:16fc2026-02-22 → 2026-03-05 · 3 obs
○ 2017-06-29 03:24:34
● 2026-02-22 16:31:28
● 2026-03-05 16:06:16
●A2606:4700:10::ac42:af172026-02-22 → 2026-03-05 · 3 obs
○ 2017-06-29 03:24:34
● 2026-02-22 16:31:28
● 2026-03-05 16:06:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
repligen.comholly.ns.cloudflare.com, harvey.ns.cloudflare.com12 records

✅ Authoritative Response

Server: 108.162.194.133

NS records: holly.ns.cloudflare.com, harvey.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for repligen.com (unsigned zone)

⏱️ Timing

Total: 112ms | Queries: -

📄 Records

TypeCountSample Data
A2172.66.175.23, 104.20.22.252
AAAA22606:4700:10::6814:16fc, 2606:4700:10::ac42:af17
HTTPS1{"priority":1,"target":".","alpn":["h2"]

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (holly.ns.cloudflare.com, holly.ns.cloudflare.com, holly.ns.cloudflare.com...)

Analysis

IP Addresses

www.repligen.com refers to four IP numbers: 2606:4700:10::6814:16fc, 2606:4700:10::ac42:af17, 104.20.22.252 and 172.66.175.23.

Other host names, for instance kudoboard.com, ctechnologiesinc.com, www.kudoboard.com, apcoeconnect.kudoboard.com and cincinnatichildrens.kudoboard.com share IP numbers with www.repligen.com.